Add

.github/workflows/test.yml

@@ -48,7 +48,7 @@ jobs:
     - name: Install Pytest
       run: |
         python -m pip install --upgrade pip setuptools wheel
-        pip install pytest hacking pytest-cov
+        pip install pytest hacking pytest-cov coverage==6.3.1
     - name: Install python package
       run: pip install .
     - name: Run Pytest