diff --git a/.github/workflows/test-python.yml b/.github/workflows/test-python.yml
index 9af9d8e..0c3382a 100644
--- a/.github/workflows/test-python.yml
+++ b/.github/workflows/test-python.yml
@@ -24,6 +24,9 @@ jobs:
         with:
           python-version: "3.11"
 
+      # Use ruff-action so we get annotations in the Github UI
+      - uses: astral-sh/ruff-action@v3
+
       - name: Cache pre-commit virtualenvs
         uses: actions/cache@v4
         with: