diff --git a/.github/workflows/pull_request.yml b/.github/workflows/pull_request.yml
index 4c1c62a5..bc473b1c 100644
--- a/.github/workflows/pull_request.yml
+++ b/.github/workflows/pull_request.yml
@@ -14,7 +14,7 @@ jobs:
         ruby: [ '3.1', '3.2', '3.3' ]
     name: Ruby v${{ matrix.ruby }}
     steps:
-    - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+    - uses: actions/checkout@1d96c772d19495a3b5c517cd2bc0cb401ea0529f # v4
     - uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{ matrix.ruby }}