diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index e6465cfbd8..fa4080e5f1 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>a75ba80d81f6f1d943de8988d1a396d145805fca</Sha>
     </Dependency>
-    <Dependency Name="MSTest" Version="4.1.0-preview.26104.5">
+    <Dependency Name="MSTest" Version="4.1.0-preview.26105.1">
       <Uri>https://github.com/microsoft/testfx</Uri>
-      <Sha>a2c4911469efabcce5f79d6814ebc6e6f36b7d76</Sha>
+      <Sha>649edbcc0fa7db4e72b10718deb05680e94f7cfa</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Testing.Platform" Version="2.1.0-preview.26104.5">
+    <Dependency Name="Microsoft.Testing.Platform" Version="2.1.0-preview.26105.1">
       <Uri>https://github.com/microsoft/testfx</Uri>
-      <Sha>a2c4911469efabcce5f79d6814ebc6e6f36b7d76</Sha>
+      <Sha>649edbcc0fa7db4e72b10718deb05680e94f7cfa</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>
diff --git a/eng/Versions.props b/eng/Versions.props
index 83a7593e87..2c25358557 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -10,7 +10,7 @@
     <MicrosoftDotNetBuildTasksTemplatingPackageVersion>11.0.0-beta.26080.3</MicrosoftDotNetBuildTasksTemplatingPackageVersion>
     <MicrosoftTestingExtensionsCodeCoverageVersion>18.5.0-preview.26104.4</MicrosoftTestingExtensionsCodeCoverageVersion>
     <!-- empty line to avoid merge conflicts for darc PRs to update CC and MSTest+MTP -->
-    <MSTestVersion>4.1.0-preview.26104.5</MSTestVersion>
-    <MicrosoftTestingPlatformVersion>2.1.0-preview.26104.5</MicrosoftTestingPlatformVersion>
+    <MSTestVersion>4.1.0-preview.26105.1</MSTestVersion>
+    <MicrosoftTestingPlatformVersion>2.1.0-preview.26105.1</MicrosoftTestingPlatformVersion>
   </PropertyGroup>
 </Project>