diff --git a/src/SourceBuild/content/test/Microsoft.DotNet.UnifiedBuild.Tests/Microsoft.DotNet.UnifiedBuild.Tests.csproj b/src/SourceBuild/content/test/Microsoft.DotNet.UnifiedBuild.Tests/Microsoft.DotNet.UnifiedBuild.Tests.csproj
index 435880f67..c10b3f2d4 100644
--- a/src/SourceBuild/content/test/Microsoft.DotNet.UnifiedBuild.Tests/Microsoft.DotNet.UnifiedBuild.Tests.csproj
+++ b/src/SourceBuild/content/test/Microsoft.DotNet.UnifiedBuild.Tests/Microsoft.DotNet.UnifiedBuild.Tests.csproj
@@ -11,7 +11,7 @@
     <!-- DOTNET_ROOT is not set when running the test, so the testhost looks in the global installation location for preview framework assemblies, which aren't there -->
     <!-- As a workaround, just publish self-contained to copy the framework assemblies from the local sdk -->
     <SelfContained>true</SelfContained>
-    <RuntimeIdentifier>$(BuildRid)</RuntimeIdentifier>
+    <RuntimeIdentifier>$([System.Runtime.InteropServices.RuntimeInformation]::RuntimeIdentifier)</RuntimeIdentifier>
   </PropertyGroup>
 
   <ItemGroup>