diff --git a/.github/workflows/python-tests.yaml b/.github/workflows/python-tests.yaml
index 35be8eb..adddeb0 100644
--- a/.github/workflows/python-tests.yaml
+++ b/.github/workflows/python-tests.yaml
@@ -30,7 +30,7 @@ jobs:
         make html
     - name: Check code style
       run: |
-        black --check -V .
+        black --check -v .
     - name: Run unit tests
       run: |
         coverage run tests.py