diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 0c4c980..694077f 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -34,4 +34,6 @@ jobs:
         python -m venv ${{ env.VIRTUAL_ENV }}
         pdm sync --verbose --dev
     - name: Run tests
-      run: python -m pytest
+      run: |
+        source ${{ env.VIRTUAL_ENV }}/bin/activate
+        python -m pytest