diff --git a/.github/workflows/black.yml b/.github/workflows/black.yml
index 3f27ebe..bb634e0 100644
--- a/.github/workflows/black.yml
+++ b/.github/workflows/black.yml
@@ -22,4 +22,4 @@ jobs:
       run: pip install black
         
     - name: Run black
-      run: black .
+      run: black . --check