diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index 2ba6cae..ce9cacc 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -56,5 +56,5 @@ jobs:
       run: |
         pushd tools
         python3 update_README_with_index.py
-        git diff --exit-code README.md
+        git diff --exit-code ../README.md
         popd