diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index a59044ed90..0b00dd98bd 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -17,13 +17,13 @@
       <Uri>https://dev.azure.com/devdiv/DevDiv/_git/vs-code-coverage</Uri>
       <Sha>834221d3add342b68e0b28deb0bf39fad2a31122</Sha>
     </Dependency>
-    <Dependency Name="MSTest" Version="4.2.0-preview.26162.7">
+    <Dependency Name="MSTest" Version="4.2.0-preview.26163.4">
       <Uri>https://github.com/microsoft/testfx</Uri>
-      <Sha>3e9ace42a897c01e3bda83f4cadc9e8aad030b41</Sha>
+      <Sha>85dfe511d8e4111cea9f0e1a308dc66d7973469b</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Testing.Platform" Version="2.2.0-preview.26162.7">
+    <Dependency Name="Microsoft.Testing.Platform" Version="2.2.0-preview.26163.4">
       <Uri>https://github.com/microsoft/testfx</Uri>
-      <Sha>3e9ace42a897c01e3bda83f4cadc9e8aad030b41</Sha>
+      <Sha>85dfe511d8e4111cea9f0e1a308dc66d7973469b</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>
diff --git a/eng/Versions.props b/eng/Versions.props
index e2a16004f5..0baa199ce7 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -10,7 +10,7 @@
     <MicrosoftDotNetBuildTasksTemplatingPackageVersion>11.0.0-beta.26156.2</MicrosoftDotNetBuildTasksTemplatingPackageVersion>
     <MicrosoftTestingExtensionsCodeCoverageVersion>18.6.0-preview.26162.2</MicrosoftTestingExtensionsCodeCoverageVersion>
     <!-- empty line to avoid merge conflicts for darc PRs to update CC and MSTest+MTP -->
-    <MSTestVersion>4.2.0-preview.26162.7</MSTestVersion>
-    <MicrosoftTestingPlatformVersion>2.2.0-preview.26162.7</MicrosoftTestingPlatformVersion>
+    <MSTestVersion>4.2.0-preview.26163.4</MSTestVersion>
+    <MicrosoftTestingPlatformVersion>2.2.0-preview.26163.4</MicrosoftTestingPlatformVersion>
   </PropertyGroup>
 </Project>