diff --git a/.github/workflows/cpp-serde-compat.yml b/.github/workflows/cpp-serde-compat.yml
index 496e11c31..57f7226b2 100644
--- a/.github/workflows/cpp-serde-compat.yml
+++ b/.github/workflows/cpp-serde-compat.yml
@@ -47,3 +47,10 @@ jobs:
 
       - name: Run Java tests
         run: mvn test -P check-cpp-files
+
+      - name: Upload C++ Generated Sketch Files
+        uses: actions/upload-artifact@v7
+        with:
+          name: cpp_generated_files
+          path: serialization_test_data/cpp_generated_files/
+          retention-days: 30