diff --git a/.github/workflows/check_cpp_files.yml b/.github/workflows/check_cpp_files.yml
index d49d98599..59ae5824a 100644
--- a/.github/workflows/check_cpp_files.yml
+++ b/.github/workflows/check_cpp_files.yml
@@ -25,8 +25,8 @@ jobs:
       - name: Run C++ tests
         run: cd cpp && cmake --build build --config Release --target test
       - name: Make dir
-        run: mkdir -p target/cpp_generated_files
+        run: mkdir -p serialization_test_data/cpp_generated_files
       - name: Copy files
-        run: cp cpp/build/*/test/*_cpp.sk target/cpp_generated_files
+        run: cp cpp/build/*/test/*_cpp.sk serialization_test_data/cpp_generated_files
       - name: Run Java tests
         run: mvn test -P check-cpp-files