diff --git a/.github/workflows/lint_python.yml b/.github/workflows/lint_python.yml
index a2db53b..d4bac87 100644
--- a/.github/workflows/lint_python.yml
+++ b/.github/workflows/lint_python.yml
@@ -15,7 +15,7 @@ jobs:
       - run: pip install --upgrade codespell pip ruff setuptools wheel
       - run: codespell --quiet-level=3
       - name: "Ruff: Show stopper (must-fix) issues"
-        run: ruff . --select=E9,F63,F7,F82,PLE,YTT --show-source .
+        run: ruff . --format=github --select=E9,F63,F7,F82,PLE,YTT .
       - name: "Ruff: All issues"
         run: ruff --exit-zero --select=ALL --statistics --target-version=py37 .
       - name: "Ruff: All fixable (ruff --fix) issues"