diff --git a/.github/workflows/code-style.yml b/.github/workflows/code-style.yml
index 10db0d3..cc87f7e 100644
--- a/.github/workflows/code-style.yml
+++ b/.github/workflows/code-style.yml
@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup PHP 8.4
         uses: shivammathur/setup-php@v2
diff --git a/.github/workflows/jekyll-gh-pages.yml b/.github/workflows/jekyll-gh-pages.yml
index 6f53b53..16a2e6e 100644
--- a/.github/workflows/jekyll-gh-pages.yml
+++ b/.github/workflows/jekyll-gh-pages.yml
@@ -32,7 +32,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Pages
         uses: actions/configure-pages@v5
diff --git a/.github/workflows/phpstan.yml b/.github/workflows/phpstan.yml
index 62aed5d..3cae74a 100644
--- a/.github/workflows/phpstan.yml
+++ b/.github/workflows/phpstan.yml
@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup PHP 8.4
         uses: shivammathur/setup-php@v2
diff --git a/.github/workflows/phpunit.yml b/.github/workflows/phpunit.yml
index 7b92b46..9e6e243 100644
--- a/.github/workflows/phpunit.yml
+++ b/.github/workflows/phpunit.yml
@@ -23,7 +23,7 @@ jobs:
 
     steps:
       - name: Checkout Code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup PHP 8.4
         uses: shivammathur/setup-php@v2
diff --git a/.github/workflows/rector.yml b/.github/workflows/rector.yml
index 4da651c..0bd6e87 100644
--- a/.github/workflows/rector.yml
+++ b/.github/workflows/rector.yml
@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup PHP 8.4
         uses: shivammathur/setup-php@v2