diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 2361ae86575..46c959e1793 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -53,9 +53,9 @@
       <Uri>https://github.com/dotnet/runtime</Uri>
       <Sha>91599fff26619cb8bccb7b39c39590e7cd9a4379</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Wpf.DncEng" Version="6.0.0-preview.7.21324.2">
+    <Dependency Name="Microsoft.DotNet.Wpf.DncEng" Version="6.0.0-preview.7.21329.2">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-wpf-int</Uri>
-      <Sha>5d23d767dda75bf7a6dd4eed0fcd871bc44eda1f</Sha>
+      <Sha>d71c4a69cc5359b5d8d64a1c70a011eb77b2a24c</Sha>
     </Dependency>
     <Dependency Name="System.IO.Packaging" Version="6.0.0-preview.7.21328.2" CoherentParentDependency="Microsoft.Private.Winforms">
       <Uri>https://github.com/dotnet/runtime</Uri>
diff --git a/eng/Versions.props b/eng/Versions.props
index 34fc81e9ecc..137fb6a1f95 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -81,6 +81,6 @@
     <SystemReflectionMetadataLoadContextPackage>System.Reflection.MetadataLoadContext</SystemReflectionMetadataLoadContextPackage>
   </PropertyGroup>
   <PropertyGroup>
-    <MicrosoftDotNetWpfDncEngVersion>6.0.0-preview.7.21324.2</MicrosoftDotNetWpfDncEngVersion>
+    <MicrosoftDotNetWpfDncEngVersion>6.0.0-preview.7.21329.2</MicrosoftDotNetWpfDncEngVersion>
   </PropertyGroup>
 </Project>