diff --git a/eng/Version.Details.props b/eng/Version.Details.props
index 6c5c392b5d7d..1b7dfe8b9cdd 100644
--- a/eng/Version.Details.props
+++ b/eng/Version.Details.props
@@ -140,8 +140,8 @@ This file should be imported by eng/Versions.props
     <!-- dotnet/core-setup dependencies -->
     <NETStandardLibraryRefPackageVersion>2.1.0</NETStandardLibraryRefPackageVersion>
     <!-- microsoft/testfx dependencies -->
-    <MicrosoftTestingPlatformPackageVersion>2.1.0-preview.25520.2</MicrosoftTestingPlatformPackageVersion>
-    <MSTestPackageVersion>4.1.0-preview.25520.2</MSTestPackageVersion>
+    <MicrosoftTestingPlatformPackageVersion>2.1.0-preview.25521.2</MicrosoftTestingPlatformPackageVersion>
+    <MSTestPackageVersion>4.1.0-preview.25521.2</MSTestPackageVersion>
   </PropertyGroup>
   <!--Property group for alternate package version names-->
   <PropertyGroup>
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index d4f121c19936..1bd2945f4554 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -553,13 +553,13 @@
       <Uri>https://github.com/dotnet/dotnet</Uri>
       <Sha>79c85d969a02abd06c2202949318fd4c21e5e7a0</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Testing.Platform" Version="2.1.0-preview.25520.2">
+    <Dependency Name="Microsoft.Testing.Platform" Version="2.1.0-preview.25521.2">
       <Uri>https://github.com/microsoft/testfx</Uri>
-      <Sha>d4c42dc54c6dd64f61c41349180ab19b621a9895</Sha>
+      <Sha>c0c8cc1bc4a2d489279563def7b8ff830aa8160d</Sha>
     </Dependency>
-    <Dependency Name="MSTest" Version="4.1.0-preview.25520.2">
+    <Dependency Name="MSTest" Version="4.1.0-preview.25521.2">
       <Uri>https://github.com/microsoft/testfx</Uri>
-      <Sha>d4c42dc54c6dd64f61c41349180ab19b621a9895</Sha>
+      <Sha>c0c8cc1bc4a2d489279563def7b8ff830aa8160d</Sha>
     </Dependency>
     <Dependency Name="Microsoft.Extensions.Configuration.Ini" Version="10.0.0">
       <Uri>https://github.com/dotnet/dotnet</Uri>