diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 12fc7fe..a9b225f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,7 +28,7 @@ jobs:
       - name: Run tests
         run: |
           python3 -m pip install pytest
-          pytest tests
+          pytest tests --cov
       - name: Upload coverage reports to Codecov
         uses: codecov/codecov-action@v3
         env: