diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index 0ee1fef..c5c0734 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -45,7 +45,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+    - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
     - name: Set up JDK ${{ matrix.java-version }}
       uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654 # v5.2.0
       with:
diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index 23a0c18..c1437dd 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -21,7 +21,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
       - name: Check branch
         id: check
         run: .github/scripts/checkout.sh ${{ inputs.branch }}
diff --git a/.github/workflows/specification.yml b/.github/workflows/specification.yml
index 66f1e2c..9fd3190 100644
--- a/.github/workflows/specification.yml
+++ b/.github/workflows/specification.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
     - name: Checkout source
-      uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
     - name: Set up JDK 17
       uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654 # v5.2.0
       with:
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 684f333..97de0d2 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -15,7 +15,7 @@ jobs:
 
     steps:
     - name: Checkout source
-      uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
     - name: Set up JDK ${{ matrix.java-version }}
       uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654 # v5.2.0
       with: