diff --git a/src/libraries/Directory.Build.props b/src/libraries/Directory.Build.props
index 0be101164991b0..a03b334346a5dc 100644
--- a/src/libraries/Directory.Build.props
+++ b/src/libraries/Directory.Build.props
@@ -25,6 +25,13 @@
 
   <Import Sdk="Microsoft.DotNet.Build.Tasks.TargetFramework.Sdk" Project="Sdk.props" Condition="'$(UseTargetFrameworkSDK)' != 'false'" />
 
+  <!-- Unique assembly versions increases(3x) the compiler throughput during reference package updates. -->
+  <PropertyGroup Condition="'$(IsGeneratorProject)' == 'true'">
+    <AutoGenerateAssemblyVersion>true</AutoGenerateAssemblyVersion>
+    <!-- To suppress warnings about reseting the assembly version.-->
+    <AssemblyVersion />
+  </PropertyGroup>
+
   <!-- Define test projects and companions -->
   <PropertyGroup Condition="'$(IsSourceProject)' != 'true'">
     <IsTestProject Condition="'$(IsTestProject)' == ''">false</IsTestProject>
diff --git a/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithDefaultValues.generated.txt b/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithDefaultValues.generated.txt
index c61da37d27bba4..f4747ef679f83c 100644
--- a/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithDefaultValues.generated.txt
+++ b/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithDefaultValues.generated.txt
@@ -5,7 +5,7 @@ namespace Microsoft.Extensions.Logging.Generators.Tests.TestClasses
 {
     partial class TestWithDefaultValues 
     {
-        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "6.0.0.0")]
+        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "%VERSION%")]
         private readonly struct __M0Struct : global::System.Collections.Generic.IReadOnlyList<global::System.Collections.Generic.KeyValuePair<string, object?>>
         {
 
@@ -40,7 +40,7 @@ namespace Microsoft.Extensions.Logging.Generators.Tests.TestClasses
             global::System.Collections.IEnumerator global::System.Collections.IEnumerable.GetEnumerator() => GetEnumerator();
         }
 
-        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "6.0.0.0")]
+        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "%VERSION%")]
         public static partial void M0(global::Microsoft.Extensions.Logging.ILogger logger, global::Microsoft.Extensions.Logging.LogLevel level)
         {
             if (logger.IsEnabled(level))
@@ -54,4 +54,4 @@ namespace Microsoft.Extensions.Logging.Generators.Tests.TestClasses
             }
         }
     }
-}
+}
\ No newline at end of file
diff --git a/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithDynamicLogLevel.generated.txt b/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithDynamicLogLevel.generated.txt
index 7a2026361b561b..1d1af4719fe40d 100644
--- a/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithDynamicLogLevel.generated.txt
+++ b/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithDynamicLogLevel.generated.txt
@@ -5,7 +5,7 @@ namespace Microsoft.Extensions.Logging.Generators.Tests.TestClasses
 {
     partial class TestWithDynamicLogLevel 
     {
-        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "6.0.0.0")]
+        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "%VERSION%")]
         private readonly struct __M9Struct : global::System.Collections.Generic.IReadOnlyList<global::System.Collections.Generic.KeyValuePair<string, object?>>
         {
 
@@ -40,7 +40,7 @@ namespace Microsoft.Extensions.Logging.Generators.Tests.TestClasses
             global::System.Collections.IEnumerator global::System.Collections.IEnumerable.GetEnumerator() => GetEnumerator();
         }
 
-        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "6.0.0.0")]
+        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "%VERSION%")]
         public static partial void M9(global::Microsoft.Extensions.Logging.LogLevel level, global::Microsoft.Extensions.Logging.ILogger logger)
         {
             if (logger.IsEnabled(level))
diff --git a/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithMoreThan6Params.generated.txt b/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithMoreThan6Params.generated.txt
index 90455e122c1d42..3387ec2da1a327 100644
--- a/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithMoreThan6Params.generated.txt
+++ b/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithMoreThan6Params.generated.txt
@@ -5,7 +5,7 @@ namespace Microsoft.Extensions.Logging.Generators.Tests.TestClasses
 {
     partial class TestWithMoreThan6Params 
     {
-        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "6.0.0.0")]
+        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "%VERSION%")]
         private readonly struct __Method9Struct : global::System.Collections.Generic.IReadOnlyList<global::System.Collections.Generic.KeyValuePair<string, object?>>
         {
             private readonly global::System.Int32 _p1;
@@ -73,7 +73,7 @@ namespace Microsoft.Extensions.Logging.Generators.Tests.TestClasses
             global::System.Collections.IEnumerator global::System.Collections.IEnumerable.GetEnumerator() => GetEnumerator();
         }
 
-        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "6.0.0.0")]
+        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "%VERSION%")]
         public static partial void Method9(global::Microsoft.Extensions.Logging.ILogger logger, global::System.Int32 p1, global::System.Int32 p2, global::System.Int32 p3, global::System.Int32 p4, global::System.Int32 p5, global::System.Int32 p6, global::System.Collections.Generic.IEnumerable<global::System.Int32> p7)
         {
             if (logger.IsEnabled(global::Microsoft.Extensions.Logging.LogLevel.Error))
@@ -88,7 +88,7 @@ namespace Microsoft.Extensions.Logging.Generators.Tests.TestClasses
         }
     }
 }
-[global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "6.0.0.0")]
+[global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "%VERSION%")]
 internal static class __LoggerMessageGenerator
 {
     public static string Enumerate(global::System.Collections.IEnumerable? enumerable)
diff --git a/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithNestedClass.generated.txt b/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithNestedClass.generated.txt
index e10a678aef24cf..b7b93bf27bd02d 100644
--- a/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithNestedClass.generated.txt
+++ b/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithNestedClass.generated.txt
@@ -15,11 +15,11 @@ namespace Microsoft.Extensions.Logging.Generators.Tests.TestClasses.NestedNamesp
                     {
                         partial class Nested<T2> where T2 : Class2
                         {
-                            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "6.0.0.0")]
+                            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "%VERSION%")]
                             private static readonly global::System.Action<global::Microsoft.Extensions.Logging.ILogger, global::System.Exception?> __M9Callback =
                                 global::Microsoft.Extensions.Logging.LoggerMessage.Define(global::Microsoft.Extensions.Logging.LogLevel.Debug, new global::Microsoft.Extensions.Logging.EventId(9, nameof(M9)), "M9", new global::Microsoft.Extensions.Logging.LogDefineOptions() { SkipEnabledCheck = true }); 
 
-                            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "6.0.0.0")]
+                            [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "%VERSION%")]
                             public static partial void M9(global::Microsoft.Extensions.Logging.ILogger logger)
                             {
                                 if (logger.IsEnabled(global::Microsoft.Extensions.Logging.LogLevel.Debug))
diff --git a/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithSkipEnabledCheck.generated.txt b/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithSkipEnabledCheck.generated.txt
index 6576bb4b394f1b..24575eb81bf458 100644
--- a/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithSkipEnabledCheck.generated.txt
+++ b/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithSkipEnabledCheck.generated.txt
@@ -5,11 +5,11 @@ namespace Microsoft.Extensions.Logging.Generators.Tests.TestClasses
 {
     partial class TestWithSkipEnabledCheck 
     {
-        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "6.0.0.0")]
+        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "%VERSION%")]
         private static readonly global::System.Action<global::Microsoft.Extensions.Logging.ILogger, global::System.Exception?> __M0Callback =
             global::Microsoft.Extensions.Logging.LoggerMessage.Define(global::Microsoft.Extensions.Logging.LogLevel.Information, new global::Microsoft.Extensions.Logging.EventId(0, nameof(M0)), "Message: When using SkipEnabledCheck, the generated code skips logger.IsEnabled(logLevel) check before calling log. To be used when consumer has already guarded logger method in an IsEnabled check.", new global::Microsoft.Extensions.Logging.LogDefineOptions() { SkipEnabledCheck = true }); 
 
-        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "6.0.0.0")]
+        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "%VERSION%")]
         public static partial void M0(global::Microsoft.Extensions.Logging.ILogger logger)
         {
             __M0Callback(logger, null);
diff --git a/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithTwoParams.generated.txt b/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithTwoParams.generated.txt
index 5daee3ddd43a1e..d7c2482cdd9216 100644
--- a/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithTwoParams.generated.txt
+++ b/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/Baselines/TestWithTwoParams.generated.txt
@@ -5,11 +5,11 @@ namespace Microsoft.Extensions.Logging.Generators.Tests.TestClasses
 {
     partial class TestWithTwoParams 
     {
-        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "6.0.0.0")]
+        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "%VERSION%")]
         private static readonly global::System.Action<global::Microsoft.Extensions.Logging.ILogger, global::System.Int32, global::System.Collections.Generic.IEnumerable<global::System.Int32>, global::System.Exception?> __M0Callback =
             global::Microsoft.Extensions.Logging.LoggerMessage.Define<global::System.Int32, global::System.Collections.Generic.IEnumerable<global::System.Int32>>(global::Microsoft.Extensions.Logging.LogLevel.Error, new global::Microsoft.Extensions.Logging.EventId(0, nameof(M0)), "M0 {a1} {a2}", new global::Microsoft.Extensions.Logging.LogDefineOptions() { SkipEnabledCheck = true }); 
 
-        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "6.0.0.0")]
+        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.Extensions.Logging.Generators", "%VERSION%")]
         public static partial void M0(global::Microsoft.Extensions.Logging.ILogger logger, global::System.Int32 a1, global::System.Collections.Generic.IEnumerable<global::System.Int32> a2)
         {
             if (logger.IsEnabled(global::Microsoft.Extensions.Logging.LogLevel.Error))
diff --git a/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/LoggerMessageGeneratorEmitterTests.cs b/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/LoggerMessageGeneratorEmitterTests.cs
index 917d87cd127f1e..c9b2092f4cf375 100644
--- a/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/LoggerMessageGeneratorEmitterTests.cs
+++ b/src/libraries/Microsoft.Extensions.Logging.Abstractions/tests/Microsoft.Extensions.Logging.Generators.Tests/LoggerMessageGeneratorEmitterTests.cs
@@ -3,9 +3,7 @@
 
 using System;
 using System.IO;
-using System.Reflection;
 using System.Threading.Tasks;
-using Microsoft.CodeAnalysis;
 using Microsoft.CodeAnalysis.Text;
 using SourceGenerators.Tests;
 using Xunit;
@@ -151,7 +149,9 @@ internal class Class2 { }
 
         private async Task VerifyAgainstBaselineUsingFile(string filename, string testSourceCode)
         {
-            string[] expectedLines = await File.ReadAllLinesAsync(Path.Combine("Baselines", filename)).ConfigureAwait(false);
+            string baseline = await File.ReadAllTextAsync(Path.Combine("Baselines", filename)).ConfigureAwait(false);
+            string[] expectedLines = baseline.Replace("%VERSION%", typeof(LoggerMessageGenerator).Assembly.GetName().Version?.ToString())
+                                             .Split(Environment.NewLine);
 
             var (d, r) = await RoslynTestUtils.RunGenerator(
                 new LoggerMessageGenerator(),