diff --git a/.github/workflows/apply-coding-standard.yml b/.github/workflows/apply-coding-standard.yml
index 3618b6c..d908da1 100644
--- a/.github/workflows/apply-coding-standard.yml
+++ b/.github/workflows/apply-coding-standard.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: 'Checkout Code'
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: 'Setup PHP'
         uses: shivammathur/setup-php@v2
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a22ff05..b80d6f6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -29,7 +29,7 @@ jobs:
 
     steps:
       - name: 'Checkout code'
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: 'Setup PHP'
         uses: shivammathur/setup-php@v2