diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index b975d02fada..4f5ed612946 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -49,9 +49,9 @@
       <Uri>https://github.com/dotnet/runtime</Uri>
       <Sha>290430eedbfe0e690c8dd119bba6f5a95f2bef53</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Wpf.DncEng" Version="6.0.0-rc.1.21371.2">
+    <Dependency Name="Microsoft.DotNet.Wpf.DncEng" Version="6.0.0-rc.1.21374.2">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-wpf-int</Uri>
-      <Sha>f2c9deabc95f3c65179acb30ff794d1cd44eae8e</Sha>
+      <Sha>66b0e0cab63f51f92bc6133d9e3a15b8d46eee89</Sha>
     </Dependency>
     <Dependency Name="System.IO.Packaging" Version="6.0.0-rc.1.21372.4" CoherentParentDependency="Microsoft.Private.Winforms">
       <Uri>https://github.com/dotnet/runtime</Uri>
diff --git a/eng/Versions.props b/eng/Versions.props
index 0c28fa11527..6462219ab39 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -81,6 +81,6 @@
     <SystemReflectionMetadataLoadContextPackage>System.Reflection.MetadataLoadContext</SystemReflectionMetadataLoadContextPackage>
   </PropertyGroup>
   <PropertyGroup>
-    <MicrosoftDotNetWpfDncEngVersion>6.0.0-rc.1.21371.2</MicrosoftDotNetWpfDncEngVersion>
+    <MicrosoftDotNetWpfDncEngVersion>6.0.0-rc.1.21374.2</MicrosoftDotNetWpfDncEngVersion>
   </PropertyGroup>
 </Project>