diff --git a/packaging/Microsoft.NET.Sdk.WindowsDesktop/targets/Microsoft.NET.Sdk.WindowsDesktop.props b/packaging/Microsoft.NET.Sdk.WindowsDesktop/targets/Microsoft.NET.Sdk.WindowsDesktop.props
index 917a2cdff268169517d138e07acd069b2f0805a1..98b2c24e13e9f8f7f983dc9231ec2f3eed05624f 100644
--- a/packaging/Microsoft.NET.Sdk.WindowsDesktop/targets/Microsoft.NET.Sdk.WindowsDesktop.props
+++ b/packaging/Microsoft.NET.Sdk.WindowsDesktop/targets/Microsoft.NET.Sdk.WindowsDesktop.props
@@ -3,6 +3,7 @@
     <ApplicationDefinition Include="App.xaml"
                            Condition="'$(EnableDefaultApplicationDefinition)' != 'false' And Exists('$(MSBuildProjectDirectory)/App.xaml') And '$(MSBuildProjectExtension)' == '.csproj'">
       <Generator>MSBuild:Compile</Generator>
+      <XamlRuntime>$(DefaultXamlRuntime)</XamlRuntime>
     </ApplicationDefinition>
     <ApplicationDefinition Include="Application.xaml"
                            Condition="'$(EnableDefaultApplicationDefinition)' != 'false' And Exists('$(MSBuildProjectDirectory)/Application.xaml') And '$(MSBuildProjectExtension)' == '.vbproj'">