diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5467194..1251e45 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,7 +9,7 @@ jobs:
       matrix:
         ruby: ['3.3', '3.4', 'head']
     steps:
-    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+    - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
     - name: Set up Ruby
       uses: ruby/setup-ruby@v1
       with: