diff --git a/.nuget/Codebelt.Extensions.Xunit.Hosting.AspNetCore/PackageReleaseNotes.txt b/.nuget/Codebelt.Extensions.Xunit.Hosting.AspNetCore/PackageReleaseNotes.txt
index 2a299f2..280d9e0 100644
--- a/.nuget/Codebelt.Extensions.Xunit.Hosting.AspNetCore/PackageReleaseNotes.txt
+++ b/.nuget/Codebelt.Extensions.Xunit.Hosting.AspNetCore/PackageReleaseNotes.txt
@@ -7,6 +7,13 @@ Availability: .NET 9 and .NET 8
  
 # Bug Fixes
 - FIXED AspNetCoreHostFixture class in the Codebelt.Extensions.Xunit.Hosting.AspNetCore namespace to preserve ExecutionContext and AsyncLocal{T} values from the client to the server (vital for ITestOutputHelperAccessor combined with xUnit test logging when using HttpClient)
+- FIXED AspNetCoreHostFixture class in the Codebelt.Extensions.Xunit.Hosting.AspNetCore namespace to only enable ValidateOnBuild and ValidateScopes when TFM is .NET 9 (or greater)
+ 
+# New Features
+- EXTENDED FakeHttpContextAccessor class in the Codebelt.Extensions.Xunit.Hosting.AspNetCore.Http namespace to support IServiceProvidersFeature (e.g., RequestServices property will be available for consumption by tests)
+ 
+# Improvements
+- CHANGED ServiceCollectionExtensions class in the Codebelt.Extensions.Xunit.Hosting.AspNetCore namespace to have AddFakeHttpContextAccessor lifetime argument as optional with a default value of ServiceLifetime.Singleton
  
 Version 8.4.0
 Availability: .NET 8 and .NET 6
diff --git a/.nuget/Codebelt.Extensions.Xunit.Hosting/PackageReleaseNotes.txt b/.nuget/Codebelt.Extensions.Xunit.Hosting/PackageReleaseNotes.txt
index 5f95d48..28a10d6 100644
--- a/.nuget/Codebelt.Extensions.Xunit.Hosting/PackageReleaseNotes.txt
+++ b/.nuget/Codebelt.Extensions.Xunit.Hosting/PackageReleaseNotes.txt
@@ -8,6 +8,9 @@ Availability: .NET 9, .NET 8 and .NET Standard 2.0
 # Breaking Changes
 - REMOVED AddXunitTestLogging overloaded extension method from the ServiceCollectionExtensions class in the Codebelt.Extensions.Xunit.Hosting namespace
  
+# New Features
+- EXTENDED HostFixture class in the Codebelt.Extensions.Xunit.Hosting namespace to enable ValidateOnBuild and ValidateScopes when TFM is .NET 9 (or greater) and started the Host for consistency with AspNetCoreHostFixture
+ 
 Version 8.4.1
 Availability: .NET 8, .NET 6 and .NET Standard 2.0
  
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9ab78c6..84db6e8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,12 @@ This major release is first and foremost focused on ironing out any wrinkles tha
 
 - StringExtensions class in the Codebelt.Extensions.Xunit namespace with one extension method (TFM netstandard2.0) for the String class: ReplaceLineEndings
 
+### Changed
+
+- HostFixture class in the Codebelt.Extensions.Xunit.Hosting namespace to enable `ValidateOnBuild` and `ValidateScopes` when TFM is .NET 9 (or greater) and started the Host for consistency with AspNetCoreHostFixture
+- FakeHttpContextAccessor class in the Codebelt.Extensions.Xunit.Hosting.AspNetCore.Http namespace to support IServiceProvidersFeature (e.g., `RequestServices` property will be available for consumption by tests)
+- ServiceCollectionExtensions class in the Codebelt.Extensions.Xunit.Hosting.AspNetCore namespace to have AddFakeHttpContextAccessor `lifetime` argument as optional with a default value of `ServiceLifetime.Singleton`
+
 ### Removed
 
 - AddXunitTestLogging overloaded extension method from the ServiceCollectionExtensions class in the Codebelt.Extensions.Xunit.Hosting namespace (breaking)
@@ -29,6 +35,7 @@ This major release is first and foremost focused on ironing out any wrinkles tha
         hb.ConfigureWebHost(builder => builder.UseTestServer(o => o.PreserveExecutionContext = true));
     }
     ```
+- AspNetCoreHostFixture class in the Codebelt.Extensions.Xunit.Hosting.AspNetCore namespace to only enable `ValidateOnBuild` and `ValidateScopes` when TFM is .NET 9 (or greater)
 
 ## [8.4.1] - 2024-09-16