diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 8c4757e6..5c595aac 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -40,7 +40,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4
+      uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index 7a076e27..62202cfd 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4
+    - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4
     - name: Build the Docker image
       run: make compose/rebuild
     - name: Run test in Docker image
diff --git a/.github/workflows/eslint.yml b/.github/workflows/eslint.yml
index 2191b93f..bddddcb1 100644
--- a/.github/workflows/eslint.yml
+++ b/.github/workflows/eslint.yml
@@ -28,7 +28,7 @@ jobs:
       actions: read # only required for a private repository by github/codeql-action/upload-sarif to get the Action run status
     steps:
       - name: Checkout code
-        uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4
 
       - name: Install ESLint
         run: |
diff --git a/.github/workflows/markdown-lint.yml b/.github/workflows/markdown-lint.yml
index 839492d9..4793a9af 100644
--- a/.github/workflows/markdown-lint.yml
+++ b/.github/workflows/markdown-lint.yml
@@ -19,7 +19,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4
+      uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4
 
     - name: Set up Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v4
diff --git a/.github/workflows/node-coverage.js.yml b/.github/workflows/node-coverage.js.yml
index 82d7ce3a..2c694c9f 100644
--- a/.github/workflows/node-coverage.js.yml
+++ b/.github/workflows/node-coverage.js.yml
@@ -21,7 +21,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4
+      uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4
       with:
         fetch-depth: 0
     - name: Set up Node.js ${{ matrix.node-version }}
diff --git a/.github/workflows/node.js.yml b/.github/workflows/node.js.yml
index 4554b17d..ae83b6a5 100644
--- a/.github/workflows/node.js.yml
+++ b/.github/workflows/node.js.yml
@@ -23,7 +23,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4
+      uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4
 
     - name: Set up Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v4