diff --git a/eng/Version.Details.props b/eng/Version.Details.props
index ce52b97e743a..6efed0a5c735 100644
--- a/eng/Version.Details.props
+++ b/eng/Version.Details.props
@@ -142,8 +142,8 @@ 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.25617.6</MicrosoftTestingPlatformPackageVersion>
-    <MSTestPackageVersion>4.1.0-preview.25617.6</MSTestPackageVersion>
+    <MicrosoftTestingPlatformPackageVersion>2.1.0-preview.26058.8</MicrosoftTestingPlatformPackageVersion>
+    <MSTestPackageVersion>4.1.0-preview.26058.8</MSTestPackageVersion>
   </PropertyGroup>
   <!--Property group for alternate package version names-->
   <PropertyGroup>
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index e0f23a86ae1e..6d28c9aad3a6 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -561,13 +561,13 @@
       <Uri>https://github.com/dotnet/dotnet</Uri>
       <Sha>68282276aba776ff485c66ffd6c207f26e77cfd6</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Testing.Platform" Version="2.1.0-preview.25617.6">
+    <Dependency Name="Microsoft.Testing.Platform" Version="2.1.0-preview.26058.8">
       <Uri>https://github.com/microsoft/testfx</Uri>
-      <Sha>e183a03b1e200baa83f3b00b83633338d356581a</Sha>
+      <Sha>8ff26e06efe38900f718adc844bd731cbe84e163</Sha>
     </Dependency>
-    <Dependency Name="MSTest" Version="4.1.0-preview.25617.6">
+    <Dependency Name="MSTest" Version="4.1.0-preview.26058.8">
       <Uri>https://github.com/microsoft/testfx</Uri>
-      <Sha>e183a03b1e200baa83f3b00b83633338d356581a</Sha>
+      <Sha>8ff26e06efe38900f718adc844bd731cbe84e163</Sha>
     </Dependency>
     <Dependency Name="Microsoft.Extensions.Configuration.Ini" Version="10.0.3">
       <Uri>https://github.com/dotnet/dotnet</Uri>