diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 686695b09ee6..1ad399b94f5d 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -414,13 +414,13 @@
       <Uri>https://github.com/dotnet/arcade</Uri>
       <Sha>e29823691315ed6b3acff20d5bdf3b0be7628283</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Diagnostics.Testing" Version="9.9.0-preview.1.25409.1">
+    <Dependency Name="Microsoft.Extensions.Diagnostics.Testing" Version="9.9.0-preview.1.25427.1">
       <Uri>https://github.com/dotnet/extensions</Uri>
-      <Sha>ed336d147b46d36edad3e9441398de636b67cf5d</Sha>
+      <Sha>ec3b31d717a05bfa5ea1ea084ff33d15430a6cdf</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.TimeProvider.Testing" Version="9.9.0-preview.1.25409.1">
+    <Dependency Name="Microsoft.Extensions.TimeProvider.Testing" Version="9.9.0-preview.1.25427.1">
       <Uri>https://github.com/dotnet/extensions</Uri>
-      <Sha>ed336d147b46d36edad3e9441398de636b67cf5d</Sha>
+      <Sha>ec3b31d717a05bfa5ea1ea084ff33d15430a6cdf</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 d18ff5fa3f40..24a41404bdf7 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -143,8 +143,8 @@
     <SystemIOHashingVersion>9.0.8</SystemIOHashingVersion>
     <SystemRuntimeCachingVersion>9.0.8</SystemRuntimeCachingVersion>
     <!-- Packages from dotnet/extensions -->
-    <MicrosoftExtensionsDiagnosticsTestingVersion>9.9.0-preview.1.25409.1</MicrosoftExtensionsDiagnosticsTestingVersion>
-    <MicrosoftExtensionsTimeProviderTestingVersion>9.9.0-preview.1.25409.1</MicrosoftExtensionsTimeProviderTestingVersion>
+    <MicrosoftExtensionsDiagnosticsTestingVersion>9.9.0-preview.1.25427.1</MicrosoftExtensionsDiagnosticsTestingVersion>
+    <MicrosoftExtensionsTimeProviderTestingVersion>9.9.0-preview.1.25427.1</MicrosoftExtensionsTimeProviderTestingVersion>
     <!-- Packages from dotnet/efcore -->
     <dotnetefVersion>9.0.8</dotnetefVersion>
     <MicrosoftEntityFrameworkCoreInMemoryVersion>9.0.8</MicrosoftEntityFrameworkCoreInMemoryVersion>