diff --git a/.github/workflows/auto-format.yml b/.github/workflows/auto-format.yml
index c3a0c37..881c40b 100644
--- a/.github/workflows/auto-format.yml
+++ b/.github/workflows/auto-format.yml
@@ -24,7 +24,7 @@ jobs:
       (github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.repository) &&
       github.actor != 'github-actions[bot]'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           ref: ${{ github.head_ref || github.ref_name }}
           path: loop_cli