diff --git a/csharp-build/action.yml b/csharp-build/action.yml
index de4a71f..517b72d 100644
--- a/csharp-build/action.yml
+++ b/csharp-build/action.yml
@@ -40,7 +40,7 @@ runs:
         dotnet test --configuration Release --no-build --collect:"XPlat Code Coverage" --logger "trx;LogFileName=test-results.trx"
 
     - name: Upload Test Results
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: test-results
         path: |