diff --git a/.github/workflows/autobump.yml b/.github/workflows/autobump.yml
index be2a46e..a7d3acb 100644
--- a/.github/workflows/autobump.yml
+++ b/.github/workflows/autobump.yml
@@ -17,7 +17,7 @@ jobs:
   autobump:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@b9e0990d219a03df7633c93f6f005a8fecbcab22 # main
+      - uses: actions/checkout@4f1f4aec02e41874fa0262ea8ff5172d7978ad1e # main
         with:
           token: ${{ secrets.RELEASE_TOKEN }}
       - uses: ruby/setup-ruby@v1
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 5f7eaf8..b9564e3 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -19,7 +19,7 @@ jobs:
   build-macos:
     runs-on: macos-14
     steps:
-      - uses: actions/checkout@b9e0990d219a03df7633c93f6f005a8fecbcab22 # main
+      - uses: actions/checkout@4f1f4aec02e41874fa0262ea8ff5172d7978ad1e # main
 
       - uses: ruby/setup-ruby@v1
         id: setup-ruby
@@ -70,7 +70,7 @@ jobs:
             yjit: false
     runs-on: ${{ matrix.runner }}
     steps:
-      - uses: actions/checkout@b9e0990d219a03df7633c93f6f005a8fecbcab22 # main
+      - uses: actions/checkout@4f1f4aec02e41874fa0262ea8ff5172d7978ad1e # main
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: .ruby-version
diff --git a/.github/workflows/release-new.yml b/.github/workflows/release-new.yml
index 1deb54f..69ac04d 100644
--- a/.github/workflows/release-new.yml
+++ b/.github/workflows/release-new.yml
@@ -28,7 +28,7 @@ jobs:
   check-and-release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@b9e0990d219a03df7633c93f6f005a8fecbcab22 # main
+      - uses: actions/checkout@4f1f4aec02e41874fa0262ea8ff5172d7978ad1e # main
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: .ruby-version
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index ba4227b..4c6dc3f 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -60,7 +60,7 @@ jobs:
     env:
       VERSION: ${{ inputs.version }}
     steps:
-      - uses: actions/checkout@b9e0990d219a03df7633c93f6f005a8fecbcab22 # main
+      - uses: actions/checkout@4f1f4aec02e41874fa0262ea8ff5172d7978ad1e # main
 
       - name: Determine build revision
         id: revision
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 42d6793..5e618f5 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -17,7 +17,7 @@ jobs:
   syntax:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@b9e0990d219a03df7633c93f6f005a8fecbcab22 # main
+      - uses: actions/checkout@4f1f4aec02e41874fa0262ea8ff5172d7978ad1e # main
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: .ruby-version