diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 606551d8d6d..5fa5b95af1e 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -61,9 +61,9 @@
       <Uri>https://github.com/dotnet/runtime</Uri>
       <Sha>ddbce77f82aa22d66905ec017d01dbdb8dd0ca1d</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Wpf.DncEng" Version="6.0.0-preview.6.21309.4">
+    <Dependency Name="Microsoft.DotNet.Wpf.DncEng" Version="6.0.0-preview.6.21312.2">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-wpf-int</Uri>
-      <Sha>bf9af52981655bfd77baa626b69d037247b86efd</Sha>
+      <Sha>f323cab48022999af07ba408f7cc1c776944cab5</Sha>
     </Dependency>
     <Dependency Name="System.IO.Packaging" Version="6.0.0-preview.6.21311.1" CoherentParentDependency="Microsoft.Private.Winforms">
       <Uri>https://github.com/dotnet/runtime</Uri>
diff --git a/eng/Versions.props b/eng/Versions.props
index acd344b5d28..0a68b5ef8b0 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -84,6 +84,6 @@
     <SystemReflectionMetadataLoadContextPackage>System.Reflection.MetadataLoadContext</SystemReflectionMetadataLoadContextPackage>
   </PropertyGroup>
   <PropertyGroup>
-    <MicrosoftDotNetWpfDncEngVersion>6.0.0-preview.6.21309.4</MicrosoftDotNetWpfDncEngVersion>
+    <MicrosoftDotNetWpfDncEngVersion>6.0.0-preview.6.21312.2</MicrosoftDotNetWpfDncEngVersion>
   </PropertyGroup>
 </Project>