diff --git a/src/libraries/System.Reflection.Emit/tests/ConstructorBuilder/ConstructorBuilderToString.cs b/src/libraries/System.Reflection.Emit/tests/ConstructorBuilder/ConstructorBuilderToString.cs
index a00d42e12c25fe..22ef09f782522f 100644
--- a/src/libraries/System.Reflection.Emit/tests/ConstructorBuilder/ConstructorBuilderToString.cs
+++ b/src/libraries/System.Reflection.Emit/tests/ConstructorBuilder/ConstructorBuilderToString.cs
@@ -9,7 +9,6 @@ namespace System.Reflection.Emit.Tests
     public class ConstructorBuilderToString
     {
         [Fact]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/2389", TestRuntimes.Mono)]
         public void ToString_NullRequiredOptionalCustomModifiers()
         {
             TypeBuilder type = Helpers.DynamicType(TypeAttributes.Public);
diff --git a/src/libraries/System.Reflection.Emit/tests/ModuleBuilder/ModuleBuilderDefineEnum.cs b/src/libraries/System.Reflection.Emit/tests/ModuleBuilder/ModuleBuilderDefineEnum.cs
index 920dc871b58673..5e2b570c2bbc71 100644
--- a/src/libraries/System.Reflection.Emit/tests/ModuleBuilder/ModuleBuilderDefineEnum.cs
+++ b/src/libraries/System.Reflection.Emit/tests/ModuleBuilder/ModuleBuilderDefineEnum.cs
@@ -161,7 +161,6 @@ public void DefineEnum_VoidUnderlyingType_ThrowsArgumentException()
         }
 
         [Fact]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/2389", TestRuntimes.Mono)]
         public void DefineEnum_ByRefUnderlyingType_ThrowsCOMExceptionOnCreation()
         {
             ModuleBuilder module = Helpers.DynamicModule();
diff --git a/src/libraries/System.Reflection.Emit/tests/ModuleBuilder/ModuleBuilderDefineType.cs b/src/libraries/System.Reflection.Emit/tests/ModuleBuilder/ModuleBuilderDefineType.cs
index fe52f133e5b5c2..844dcb8d181192 100644
--- a/src/libraries/System.Reflection.Emit/tests/ModuleBuilder/ModuleBuilderDefineType.cs
+++ b/src/libraries/System.Reflection.Emit/tests/ModuleBuilder/ModuleBuilderDefineType.cs
@@ -33,7 +33,6 @@ public static IEnumerable<object[]> TestData()
         }
 
         [Theory]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/2389", TestRuntimes.Mono)]
         [MemberData(nameof(TestData))]
         public void DefineType(string name, TypeAttributes attributes, Type parent, PackingSize packingSize, int typesize, Type[] implementedInterfaces)
         {
diff --git a/src/mono/netcore/System.Private.CoreLib/src/System/Reflection/Emit/ConstructorBuilder.Mono.cs b/src/mono/netcore/System.Private.CoreLib/src/System/Reflection/Emit/ConstructorBuilder.Mono.cs
index 8f40153db0f3dc..53faf4ad11b766 100644
--- a/src/mono/netcore/System.Private.CoreLib/src/System/Reflection/Emit/ConstructorBuilder.Mono.cs
+++ b/src/mono/netcore/System.Private.CoreLib/src/System/Reflection/Emit/ConstructorBuilder.Mono.cs
@@ -325,7 +325,7 @@ public override Module Module
 
         public override string ToString()
         {
-            return "ConstructorBuilder ['" + type.Name + "']";
+            return "Name: " + Name;
         }
 
         internal void fixup()