diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index cd7dcccce01..7f3351ab990 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -65,9 +65,9 @@
       <Uri>https://github.com/dotnet/runtime</Uri>
       <Sha>10b45a51bce1f0380b26edfd912be53fa6ef9637</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Wpf.DncEng" Version="6.0.0-alpha.1.21070.3">
+    <Dependency Name="Microsoft.DotNet.Wpf.DncEng" Version="6.0.0-alpha.1.21070.12">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-wpf-int</Uri>
-      <Sha>0ff28620b70cbd47cf4de3ad878aa9aebe3e05af</Sha>
+      <Sha>37422e496f989b86e839156d620a2bc6c234f6da</Sha>
     </Dependency>
     <Dependency Name="System.IO.Packaging" Version="6.0.0-alpha.1.21070.2" CoherentParentDependency="Microsoft.Private.Winforms">
       <Uri>https://github.com/dotnet/runtime</Uri>
diff --git a/eng/Versions.props b/eng/Versions.props
index 10dce5ec583..575009cf221 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -89,6 +89,6 @@
     <SystemReflectionMetadataLoadContextPackage>System.Reflection.MetadataLoadContext</SystemReflectionMetadataLoadContextPackage>
   </PropertyGroup>
   <PropertyGroup>
-    <MicrosoftDotNetWpfDncEngVersion>6.0.0-alpha.1.21070.3</MicrosoftDotNetWpfDncEngVersion>
+    <MicrosoftDotNetWpfDncEngVersion>6.0.0-alpha.1.21070.12</MicrosoftDotNetWpfDncEngVersion>
   </PropertyGroup>
 </Project>