diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 8d47dab..5eeed42 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -5,7 +5,7 @@ jobs:
     name: runner / black formatter
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: rickstaa/action-black@v1
         with:
           black_args: ". --check"