diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 86ac56628406..088710318f51 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -414,13 +414,13 @@
       <Uri>https://github.com/dotnet/arcade</Uri>
       <Sha>5ba9ca776c1d0bb72b2791591e54cf51fc52dfee</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Diagnostics.Testing" Version="9.4.0-preview.1.25178.3">
+    <Dependency Name="Microsoft.Extensions.Diagnostics.Testing" Version="9.5.0-preview.1.25204.8">
       <Uri>https://github.com/dotnet/extensions</Uri>
-      <Sha>56df0c4f4933909367536413dcf9c16520a37f82</Sha>
+      <Sha>2fbf99834c90a20b950b44b3dcdd2b264b422a59</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.TimeProvider.Testing" Version="9.4.0-preview.1.25178.3">
+    <Dependency Name="Microsoft.Extensions.TimeProvider.Testing" Version="9.5.0-preview.1.25204.8">
       <Uri>https://github.com/dotnet/extensions</Uri>
-      <Sha>56df0c4f4933909367536413dcf9c16520a37f82</Sha>
+      <Sha>2fbf99834c90a20b950b44b3dcdd2b264b422a59</Sha>
     </Dependency>
     <Dependency Name="NuGet.Frameworks" Version="6.2.4">
       <Uri>https://github.com/nuget/nuget.client</Uri>
diff --git a/eng/Versions.props b/eng/Versions.props
index c262dd970eb0..55e224fbbe20 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -143,8 +143,8 @@
     <SystemIOHashingVersion>9.0.3</SystemIOHashingVersion>
     <SystemRuntimeCachingVersion>9.0.3</SystemRuntimeCachingVersion>
     <!-- Packages from dotnet/extensions -->
-    <MicrosoftExtensionsDiagnosticsTestingVersion>9.4.0-preview.1.25178.3</MicrosoftExtensionsDiagnosticsTestingVersion>
-    <MicrosoftExtensionsTimeProviderTestingVersion>9.4.0-preview.1.25178.3</MicrosoftExtensionsTimeProviderTestingVersion>
+    <MicrosoftExtensionsDiagnosticsTestingVersion>9.5.0-preview.1.25204.8</MicrosoftExtensionsDiagnosticsTestingVersion>
+    <MicrosoftExtensionsTimeProviderTestingVersion>9.5.0-preview.1.25204.8</MicrosoftExtensionsTimeProviderTestingVersion>
     <!-- Packages from dotnet/efcore -->
     <dotnetefVersion>9.0.3</dotnetefVersion>
     <MicrosoftEntityFrameworkCoreInMemoryVersion>9.0.3</MicrosoftEntityFrameworkCoreInMemoryVersion>