diff --git a/.github/workflows/integration_tests.yaml b/.github/workflows/integration_tests.yaml
index b6124c0..dea770d 100644
--- a/.github/workflows/integration_tests.yaml
+++ b/.github/workflows/integration_tests.yaml
@@ -24,4 +24,4 @@ jobs:
           pip install -r requirements-dev.txt
           pip install .
       - name: Run pytest
-        run: pytest -s tests/ --cov=rascal2 --cov-report=term
+        run: python3 -m pytest -s tests/ --cov=rascal2 --cov-report=term
diff --git a/.github/workflows/unit_tests.yaml b/.github/workflows/unit_tests.yaml
index 1bf10d5..f3946d0 100644
--- a/.github/workflows/unit_tests.yaml
+++ b/.github/workflows/unit_tests.yaml
@@ -35,4 +35,4 @@ jobs:
       - name: Install RasCAL2
         run: pip install .
       - name: Run pytest
-        run: pytest -s tests/ -m "not slow" --cov=rascal2 --cov-report=term
+        run: python3 -m pytest -s tests/ -m "not slow" --cov=rascal2 --cov-report=term