diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6032e41..077d452 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd  # v5
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
 
       - name: Set up Python 3.12
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405  # v6