diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index e7ed246..49b537c 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Python
         uses: actions/setup-python@v5