diff --git a/TUnit.Core.SourceGenerator/Generators/PropertyInjectionSourceGenerator.cs b/TUnit.Core.SourceGenerator/Generators/PropertyInjectionSourceGenerator.cs
index c25c168c84..39327816d3 100644
--- a/TUnit.Core.SourceGenerator/Generators/PropertyInjectionSourceGenerator.cs
+++ b/TUnit.Core.SourceGenerator/Generators/PropertyInjectionSourceGenerator.cs
@@ -118,18 +118,20 @@ private static bool CanSetProperty(IPropertySymbol property)
 
     private static bool IsPubliclyAccessible(INamedTypeSymbol typeSymbol)
     {
-        // Check if the type itself is public
-        if (typeSymbol.DeclaredAccessibility != Accessibility.Public)
+        // Check if the type itself is public or internal
+        if (typeSymbol.DeclaredAccessibility != Accessibility.Public && 
+            typeSymbol.DeclaredAccessibility != Accessibility.Internal)
         {
             return false;
         }
 
-        // If it's a nested type, ensure all containing types are also public
+        // If it's a nested type, ensure all containing types are also public or internal
         // and don't have unbound type parameters
         var containingType = typeSymbol.ContainingType;
         while (containingType != null)
         {
-            if (containingType.DeclaredAccessibility != Accessibility.Public)
+            if (containingType.DeclaredAccessibility != Accessibility.Public && 
+                containingType.DeclaredAccessibility != Accessibility.Internal)
             {
                 return false;
             }
diff --git a/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute.cs b/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute.cs
index 8fb04980a7..371ab024ba 100644
--- a/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute.cs
+++ b/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute.cs
@@ -4,7 +4,7 @@
 namespace TUnit.Core;
 
 [AttributeUsage(AttributeTargets.Class | AttributeTargets.Method | AttributeTargets.Property, AllowMultiple = true)]
-public sealed class ClassDataSourceAttribute<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T>
+public sealed class ClassDataSourceAttribute<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T>
     : DataSourceGeneratorAttribute<T>
 {
     public SharedType Shared { get; set; } = SharedType.None;
@@ -38,7 +38,7 @@ public sealed class ClassDataSourceAttribute : UntypedDataSourceGeneratorAttribu
     [RequiresDynamicCode("ClassDataSourceAttribute may require runtime type generation. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> instead.")]
     #endif
     public ClassDataSourceAttribute(
-        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)]
+        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
         Type type) : this([type])
     {
     }
@@ -48,9 +48,9 @@ public ClassDataSourceAttribute(
     [RequiresDynamicCode("ClassDataSourceAttribute may require runtime type generation. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> instead.")]
     #endif
     public ClassDataSourceAttribute(
-        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)]
+        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
         Type type,
-        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)]
+        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
         Type type2) : this([type, type2])
     {
     }
@@ -60,11 +60,11 @@ public ClassDataSourceAttribute(
     [RequiresDynamicCode("ClassDataSourceAttribute may require runtime type generation. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> instead.")]
     #endif
     public ClassDataSourceAttribute(
-        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)]
+        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
         Type type,
-        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)]
+        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
         Type type2,
-        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)]
+        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
         Type type3) : this([type, type2, type3])
     {
     }
@@ -74,13 +74,13 @@ public ClassDataSourceAttribute(
     [RequiresDynamicCode("ClassDataSourceAttribute may require runtime type generation. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> instead.")]
     #endif
     public ClassDataSourceAttribute(
-        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)]
+        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
         Type type,
-        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)]
+        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
         Type type2,
-        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)]
+        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
         Type type3,
-        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)]
+        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
         Type type4) : this([type, type2, type3, type4])
     {
     }
@@ -90,15 +90,15 @@ public ClassDataSourceAttribute(
     [RequiresDynamicCode("ClassDataSourceAttribute may require runtime type generation. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> instead.")]
     #endif
     public ClassDataSourceAttribute(
-        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)]
+        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
         Type type,
-        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)]
+        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
         Type type2,
-        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)]
+        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
         Type type3,
-        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)]
+        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
         Type type4,
-        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)]
+        [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
         Type type5) : this([type, type2, type3, type4, type5])
     {
     }
diff --git a/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute_2.cs b/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute_2.cs
index df346777f4..402427739d 100644
--- a/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute_2.cs
+++ b/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute_2.cs
@@ -5,8 +5,8 @@ namespace TUnit.Core;
 
 [AttributeUsage(AttributeTargets.Class | AttributeTargets.Method, AllowMultiple = true)]
 public sealed class ClassDataSourceAttribute<
-    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T1,
-    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T2>
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T1,
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T2>
     : DataSourceGeneratorAttribute<T1, T2>
     where T1 : new()
     where T2 : new()
diff --git a/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute_3.cs b/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute_3.cs
index 4de11f93ee..62393fd596 100644
--- a/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute_3.cs
+++ b/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute_3.cs
@@ -5,9 +5,9 @@ namespace TUnit.Core;
 
 [AttributeUsage(AttributeTargets.Class | AttributeTargets.Method, AllowMultiple = true)]
 public sealed class ClassDataSourceAttribute<
-    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T1,
-    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T2,
-    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T3>
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T1,
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T2,
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T3>
     : DataSourceGeneratorAttribute<T1, T2, T3>
     where T1 : new()
     where T2 : new()
diff --git a/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute_4.cs b/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute_4.cs
index ed524709c7..221c47c382 100644
--- a/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute_4.cs
+++ b/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute_4.cs
@@ -5,10 +5,10 @@ namespace TUnit.Core;
 
 [AttributeUsage(AttributeTargets.Class | AttributeTargets.Method, AllowMultiple = true)]
 public sealed class ClassDataSourceAttribute<
-    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T1,
-    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T2,
-    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T3,
-    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T4>
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T1,
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T2,
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T3,
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T4>
     : DataSourceGeneratorAttribute<T1, T2, T3, T4>
     where T1 : new()
     where T2 : new()
diff --git a/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute_5.cs b/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute_5.cs
index 8ace54fec3..1c74d6da23 100644
--- a/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute_5.cs
+++ b/TUnit.Core/Attributes/TestData/ClassDataSourceAttribute_5.cs
@@ -5,11 +5,11 @@ namespace TUnit.Core;
 
 [AttributeUsage(AttributeTargets.Class | AttributeTargets.Method, AllowMultiple = true)]
 public sealed class ClassDataSourceAttribute<
-    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T1,
-    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T2,
-    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T3,
-    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T4,
-    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T5>
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T1,
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T2,
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T3,
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T4,
+    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T5>
     : DataSourceGeneratorAttribute<T1, T2, T3, T4, T5>
     where T1 : new()
     where T2 : new()
diff --git a/TUnit.Core/Attributes/TestData/ClassDataSources.cs b/TUnit.Core/Attributes/TestData/ClassDataSources.cs
index f4bcc3dcb2..b66dd6cdfd 100644
--- a/TUnit.Core/Attributes/TestData/ClassDataSources.cs
+++ b/TUnit.Core/Attributes/TestData/ClassDataSources.cs
@@ -18,7 +18,7 @@ public static ClassDataSources Get(string sessionId)
         return SourcesPerSession.GetOrAdd(sessionId, static _ => new ClassDataSources());
     }
 
-    public (T, SharedType, string) GetItemForIndexAsync<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T>(int index, Type testClassType, SharedType[] sharedTypes, string[] keys, DataGeneratorMetadata dataGeneratorMetadata) where T : new()
+    public (T, SharedType, string) GetItemForIndexAsync<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T>(int index, Type testClassType, SharedType[] sharedTypes, string[] keys, DataGeneratorMetadata dataGeneratorMetadata) where T : new()
     {
         var shared = sharedTypes.ElementAtOrDefault(index);
 
@@ -39,7 +39,7 @@ private string GetKey(int index, SharedType[] sharedTypes, string[] keys)
         return keys.ElementAtOrDefault(keyedIndex) ?? throw new ArgumentException($"Key at index {keyedIndex} not found");
     }
 
-    public T Get<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T>(SharedType sharedType, Type testClassType, string key, DataGeneratorMetadata dataGeneratorMetadata)
+    public T Get<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T>(SharedType sharedType, Type testClassType, string key, DataGeneratorMetadata dataGeneratorMetadata)
     {
         return sharedType switch
         {
@@ -52,7 +52,7 @@ private string GetKey(int index, SharedType[] sharedTypes, string[] keys)
         };
     }
 
-    public object? Get(SharedType sharedType, [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] Type type, Type testClassType, string? key, DataGeneratorMetadata dataGeneratorMetadata)
+    public object? Get(SharedType sharedType, [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] Type type, Type testClassType, string? key, DataGeneratorMetadata dataGeneratorMetadata)
     {
         return sharedType switch
         {
@@ -66,12 +66,12 @@ private string GetKey(int index, SharedType[] sharedTypes, string[] keys)
     }
 
     [return: NotNull]
-    private static T Create<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] T>(DataGeneratorMetadata dataGeneratorMetadata)
+    private static T Create<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] T>(DataGeneratorMetadata dataGeneratorMetadata)
     {
         return ((T) Create(typeof(T), dataGeneratorMetadata))!;
     }
 
-    private static object Create([DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.PublicMethods)] Type type, DataGeneratorMetadata dataGeneratorMetadata)
+    private static object Create([DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)] Type type, DataGeneratorMetadata dataGeneratorMetadata)
     {
         try
         {
diff --git a/TUnit.Core/PropertyInjection/PropertyInjectionPlanBuilder.cs b/TUnit.Core/PropertyInjection/PropertyInjectionPlanBuilder.cs
index f0507f1418..774d274549 100644
--- a/TUnit.Core/PropertyInjection/PropertyInjectionPlanBuilder.cs
+++ b/TUnit.Core/PropertyInjection/PropertyInjectionPlanBuilder.cs
@@ -69,7 +69,7 @@ public static PropertyInjectionPlan BuildReflectionPlan(Type type)
         while (currentType != null && currentType != typeof(object))
         {
             var properties = currentType.GetProperties(
-                BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static | BindingFlags.DeclaredOnly)
+                BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Static | BindingFlags.DeclaredOnly)
                 .Where(p => p.CanWrite || p.SetMethod?.IsPublic == false);  // Include init-only properties
             
             foreach (var property in properties)
diff --git a/TUnit.Engine/Discovery/ReflectionAttributeExtractor.cs b/TUnit.Engine/Discovery/ReflectionAttributeExtractor.cs
index 09b3a4aa5f..2a9802612c 100644
--- a/TUnit.Engine/Discovery/ReflectionAttributeExtractor.cs
+++ b/TUnit.Engine/Discovery/ReflectionAttributeExtractor.cs
@@ -199,7 +199,7 @@ public static PropertyDataSource[] ExtractPropertyDataSources([DynamicallyAccess
     {
         var propertyDataSources = new List<PropertyDataSource>();
 
-        var properties = testClass.GetProperties(BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static)
+        var properties = testClass.GetProperties(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Static)
             .Where(p => p.CanWrite);
 
         foreach (var property in properties)
diff --git a/TUnit.PublicAPI/Tests.Core_Library_Has_No_API_Changes.DotNet10_0.verified.txt b/TUnit.PublicAPI/Tests.Core_Library_Has_No_API_Changes.DotNet10_0.verified.txt
index b8d9793922..3c6f67d108 100644
--- a/TUnit.PublicAPI/Tests.Core_Library_Has_No_API_Changes.DotNet10_0.verified.txt
+++ b/TUnit.PublicAPI/Tests.Core_Library_Has_No_API_Changes.DotNet10_0.verified.txt
@@ -261,7 +261,7 @@ namespace
         [.("ClassDataSourceAttribute uses reflection to instantiate and access test data clas" +
             "ses. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> inste" +
             "ad.")]
-        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type) { }
+        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type) { }
         [.("Reflection")]
         [.("Reflection")]
         public ClassDataSourceAttribute(params [] types) { }
@@ -270,25 +270,25 @@ namespace
         [.("ClassDataSourceAttribute uses reflection to instantiate and access test data clas" +
             "ses. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> inste" +
             "ad.")]
-        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type2) { }
+        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type2) { }
         [.("ClassDataSourceAttribute may require runtime type generation. For AOT compatibili" +
             "ty, use strongly-typed ClassDataSourceAttribute<T> instead.")]
         [.("ClassDataSourceAttribute uses reflection to instantiate and access test data clas" +
             "ses. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> inste" +
             "ad.")]
-        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type3) { }
+        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type3) { }
         [.("ClassDataSourceAttribute may require runtime type generation. For AOT compatibili" +
             "ty, use strongly-typed ClassDataSourceAttribute<T> instead.")]
         [.("ClassDataSourceAttribute uses reflection to instantiate and access test data clas" +
             "ses. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> inste" +
             "ad.")]
-        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type4) { }
+        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type4) { }
         [.("ClassDataSourceAttribute may require runtime type generation. For AOT compatibili" +
             "ty, use strongly-typed ClassDataSourceAttribute<T> instead.")]
         [.("ClassDataSourceAttribute uses reflection to instantiate and access test data clas" +
             "ses. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> inste" +
             "ad.")]
-        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type4, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type5) { }
+        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type4, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type5) { }
         public string[] Keys { get; set; }
         public .SharedType[] Shared { get; set; }
         [.("Reflection")]
@@ -298,7 +298,7 @@ namespace
         public .<.SharedType> GetSharedTypes() { }
     }
     [(.Class | .Method | .Property, AllowMultiple=true)]
-    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T> : .DataSourceGeneratorAttribute<T>
+    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T> : .DataSourceGeneratorAttribute<T>
     {
         public ClassDataSourceAttribute() { }
         public  ClassType { get; }
@@ -309,7 +309,7 @@ namespace
         public .<.SharedType> GetSharedTypes() { }
     }
     [(.Class | .Method, AllowMultiple=true)]
-    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T2> : .DataSourceGeneratorAttribute<T1, T2>
+    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T2> : .DataSourceGeneratorAttribute<T1, T2>
         where T1 : new()
         where T2 : new()
     {
@@ -321,7 +321,7 @@ namespace
         public .<.SharedType> GetSharedTypes() { }
     }
     [(.Class | .Method, AllowMultiple=true)]
-    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T3> : .DataSourceGeneratorAttribute<T1, T2, T3>
+    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T3> : .DataSourceGeneratorAttribute<T1, T2, T3>
         where T1 : new()
         where T2 : new()
         where T3 : new()
@@ -334,7 +334,7 @@ namespace
         public .<.SharedType> GetSharedTypes() { }
     }
     [(.Class | .Method, AllowMultiple=true)]
-    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T4> : .DataSourceGeneratorAttribute<T1, T2, T3, T4>
+    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T4> : .DataSourceGeneratorAttribute<T1, T2, T3, T4>
         where T1 : new()
         where T2 : new()
         where T3 : new()
@@ -348,7 +348,7 @@ namespace
         public .<.SharedType> GetSharedTypes() { }
     }
     [(.Class | .Method, AllowMultiple=true)]
-    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T4, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T5> : .DataSourceGeneratorAttribute<T1, T2, T3, T4, T5>
+    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T4, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T5> : .DataSourceGeneratorAttribute<T1, T2, T3, T4, T5>
         where T1 : new()
         where T2 : new()
         where T3 : new()
diff --git a/TUnit.PublicAPI/Tests.Core_Library_Has_No_API_Changes.DotNet8_0.verified.txt b/TUnit.PublicAPI/Tests.Core_Library_Has_No_API_Changes.DotNet8_0.verified.txt
index 4c0050ddb7..25262b7eaa 100644
--- a/TUnit.PublicAPI/Tests.Core_Library_Has_No_API_Changes.DotNet8_0.verified.txt
+++ b/TUnit.PublicAPI/Tests.Core_Library_Has_No_API_Changes.DotNet8_0.verified.txt
@@ -261,7 +261,7 @@ namespace
         [.("ClassDataSourceAttribute uses reflection to instantiate and access test data clas" +
             "ses. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> inste" +
             "ad.")]
-        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type) { }
+        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type) { }
         [.("Reflection")]
         [.("Reflection")]
         public ClassDataSourceAttribute(params [] types) { }
@@ -270,25 +270,25 @@ namespace
         [.("ClassDataSourceAttribute uses reflection to instantiate and access test data clas" +
             "ses. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> inste" +
             "ad.")]
-        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type2) { }
+        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type2) { }
         [.("ClassDataSourceAttribute may require runtime type generation. For AOT compatibili" +
             "ty, use strongly-typed ClassDataSourceAttribute<T> instead.")]
         [.("ClassDataSourceAttribute uses reflection to instantiate and access test data clas" +
             "ses. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> inste" +
             "ad.")]
-        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type3) { }
+        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type3) { }
         [.("ClassDataSourceAttribute may require runtime type generation. For AOT compatibili" +
             "ty, use strongly-typed ClassDataSourceAttribute<T> instead.")]
         [.("ClassDataSourceAttribute uses reflection to instantiate and access test data clas" +
             "ses. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> inste" +
             "ad.")]
-        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type4) { }
+        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type4) { }
         [.("ClassDataSourceAttribute may require runtime type generation. For AOT compatibili" +
             "ty, use strongly-typed ClassDataSourceAttribute<T> instead.")]
         [.("ClassDataSourceAttribute uses reflection to instantiate and access test data clas" +
             "ses. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> inste" +
             "ad.")]
-        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type4, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type5) { }
+        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type4, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type5) { }
         public string[] Keys { get; set; }
         public .SharedType[] Shared { get; set; }
         [.("Reflection")]
@@ -298,7 +298,7 @@ namespace
         public .<.SharedType> GetSharedTypes() { }
     }
     [(.Class | .Method | .Property, AllowMultiple=true)]
-    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T> : .DataSourceGeneratorAttribute<T>
+    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T> : .DataSourceGeneratorAttribute<T>
     {
         public ClassDataSourceAttribute() { }
         public  ClassType { get; }
@@ -309,7 +309,7 @@ namespace
         public .<.SharedType> GetSharedTypes() { }
     }
     [(.Class | .Method, AllowMultiple=true)]
-    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T2> : .DataSourceGeneratorAttribute<T1, T2>
+    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T2> : .DataSourceGeneratorAttribute<T1, T2>
         where T1 : new()
         where T2 : new()
     {
@@ -321,7 +321,7 @@ namespace
         public .<.SharedType> GetSharedTypes() { }
     }
     [(.Class | .Method, AllowMultiple=true)]
-    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T3> : .DataSourceGeneratorAttribute<T1, T2, T3>
+    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T3> : .DataSourceGeneratorAttribute<T1, T2, T3>
         where T1 : new()
         where T2 : new()
         where T3 : new()
@@ -334,7 +334,7 @@ namespace
         public .<.SharedType> GetSharedTypes() { }
     }
     [(.Class | .Method, AllowMultiple=true)]
-    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T4> : .DataSourceGeneratorAttribute<T1, T2, T3, T4>
+    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T4> : .DataSourceGeneratorAttribute<T1, T2, T3, T4>
         where T1 : new()
         where T2 : new()
         where T3 : new()
@@ -348,7 +348,7 @@ namespace
         public .<.SharedType> GetSharedTypes() { }
     }
     [(.Class | .Method, AllowMultiple=true)]
-    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T4, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T5> : .DataSourceGeneratorAttribute<T1, T2, T3, T4, T5>
+    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T4, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T5> : .DataSourceGeneratorAttribute<T1, T2, T3, T4, T5>
         where T1 : new()
         where T2 : new()
         where T3 : new()
diff --git a/TUnit.PublicAPI/Tests.Core_Library_Has_No_API_Changes.DotNet9_0.verified.txt b/TUnit.PublicAPI/Tests.Core_Library_Has_No_API_Changes.DotNet9_0.verified.txt
index 1046027655..8a1dd3cd91 100644
--- a/TUnit.PublicAPI/Tests.Core_Library_Has_No_API_Changes.DotNet9_0.verified.txt
+++ b/TUnit.PublicAPI/Tests.Core_Library_Has_No_API_Changes.DotNet9_0.verified.txt
@@ -261,7 +261,7 @@ namespace
         [.("ClassDataSourceAttribute uses reflection to instantiate and access test data clas" +
             "ses. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> inste" +
             "ad.")]
-        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type) { }
+        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type) { }
         [.("Reflection")]
         [.("Reflection")]
         public ClassDataSourceAttribute(params [] types) { }
@@ -270,25 +270,25 @@ namespace
         [.("ClassDataSourceAttribute uses reflection to instantiate and access test data clas" +
             "ses. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> inste" +
             "ad.")]
-        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type2) { }
+        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type2) { }
         [.("ClassDataSourceAttribute may require runtime type generation. For AOT compatibili" +
             "ty, use strongly-typed ClassDataSourceAttribute<T> instead.")]
         [.("ClassDataSourceAttribute uses reflection to instantiate and access test data clas" +
             "ses. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> inste" +
             "ad.")]
-        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type3) { }
+        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type3) { }
         [.("ClassDataSourceAttribute may require runtime type generation. For AOT compatibili" +
             "ty, use strongly-typed ClassDataSourceAttribute<T> instead.")]
         [.("ClassDataSourceAttribute uses reflection to instantiate and access test data clas" +
             "ses. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> inste" +
             "ad.")]
-        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type4) { }
+        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type4) { }
         [.("ClassDataSourceAttribute may require runtime type generation. For AOT compatibili" +
             "ty, use strongly-typed ClassDataSourceAttribute<T> instead.")]
         [.("ClassDataSourceAttribute uses reflection to instantiate and access test data clas" +
             "ses. For AOT compatibility, use strongly-typed ClassDataSourceAttribute<T> inste" +
             "ad.")]
-        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type4, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  type5) { }
+        public ClassDataSourceAttribute([.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type4, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  type5) { }
         public string[] Keys { get; set; }
         public .SharedType[] Shared { get; set; }
         [.("Reflection")]
@@ -298,7 +298,7 @@ namespace
         public .<.SharedType> GetSharedTypes() { }
     }
     [(.Class | .Method | .Property, AllowMultiple=true)]
-    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T> : .DataSourceGeneratorAttribute<T>
+    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T> : .DataSourceGeneratorAttribute<T>
     {
         public ClassDataSourceAttribute() { }
         public  ClassType { get; }
@@ -309,7 +309,7 @@ namespace
         public .<.SharedType> GetSharedTypes() { }
     }
     [(.Class | .Method, AllowMultiple=true)]
-    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T2> : .DataSourceGeneratorAttribute<T1, T2>
+    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T2> : .DataSourceGeneratorAttribute<T1, T2>
         where T1 : new()
         where T2 : new()
     {
@@ -321,7 +321,7 @@ namespace
         public .<.SharedType> GetSharedTypes() { }
     }
     [(.Class | .Method, AllowMultiple=true)]
-    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T3> : .DataSourceGeneratorAttribute<T1, T2, T3>
+    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T3> : .DataSourceGeneratorAttribute<T1, T2, T3>
         where T1 : new()
         where T2 : new()
         where T3 : new()
@@ -334,7 +334,7 @@ namespace
         public .<.SharedType> GetSharedTypes() { }
     }
     [(.Class | .Method, AllowMultiple=true)]
-    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T4> : .DataSourceGeneratorAttribute<T1, T2, T3, T4>
+    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T4> : .DataSourceGeneratorAttribute<T1, T2, T3, T4>
         where T1 : new()
         where T2 : new()
         where T3 : new()
@@ -348,7 +348,7 @@ namespace
         public .<.SharedType> GetSharedTypes() { }
     }
     [(.Class | .Method, AllowMultiple=true)]
-    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T4, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..PublicMethods | ..PublicProperties)]  T5> : .DataSourceGeneratorAttribute<T1, T2, T3, T4, T5>
+    public sealed class ClassDataSourceAttribute<[.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T1, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T2, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T3, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T4, [.(..None | ..PublicParameterlessConstructor | ..PublicConstructors | ..NonPublicConstructors | ..PublicMethods | ..NonPublicMethods | ..PublicProperties | ..NonPublicProperties)]  T5> : .DataSourceGeneratorAttribute<T1, T2, T3, T4, T5>
         where T1 : new()
         where T2 : new()
         where T3 : new()
diff --git a/TUnit.TestProject/InternalClassDataSourceTests.cs b/TUnit.TestProject/InternalClassDataSourceTests.cs
new file mode 100644
index 0000000000..0e5feb0ef3
--- /dev/null
+++ b/TUnit.TestProject/InternalClassDataSourceTests.cs
@@ -0,0 +1,44 @@
+using TUnit.TestProject.Attributes;
+
+namespace TUnit.TestProject;
+
+public class Dep;
+
+[EngineTest(ExpectedResult.Pass)]
+internal sealed class InternalClassWithInternalProperty
+{
+    [ClassDataSource<Dep>(Shared = SharedType.None)]
+    internal required Dep Dep { get; init; }
+
+    [Test]
+    internal async Task TestMethod1()
+    {
+        await Assert.That(Dep).IsNotNull();
+    }
+}
+
+[EngineTest(ExpectedResult.Pass)]
+public sealed class PublicClassWithInternalProperty
+{
+    [ClassDataSource<Dep>(Shared = SharedType.None)]
+    public required Dep Dep { get; init; }
+
+    [Test]
+    public async Task TestMethod1()
+    {
+        await Assert.That(Dep).IsNotNull();
+    }
+}
+
+[EngineTest(ExpectedResult.Pass)]
+public sealed class PublicClassWithPublicProperty
+{
+    [ClassDataSource<Dep>(Shared = SharedType.None)]
+    public required Dep Dep { get; init; }
+
+    [Test]
+    public async Task TestMethod1()
+    {
+        await Assert.That(Dep).IsNotNull();
+    }
+}