diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index c1b4763..677f95d 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -34,7 +34,7 @@ jobs:
         uses: actions/cache@v6
         with:
           path: .venv
-          key: venv-${{ hashFiles('**/uv.lock') }}
+          key: venv-${{ runner.os }}-${{ matrix.python-version }}-${{ hashFiles('**/uv.lock') }}
 
       - name: Cache prek
         uses: actions/cache@v6
@@ -54,3 +54,6 @@ jobs:
         env:
           SKIP: ${{ github.ref == 'refs/heads/main' && 'no-commit-to-branch' || '' }}
         run: uv run prek run --show-diff-on-failure --color=always --all-files
+
+      - name: Run pytest
+        run: uv run pytest -q