diff --git a/.github/workflows/codeception.yml b/.github/workflows/codeception.yml
index d056a06..f4a86fb 100644
--- a/.github/workflows/codeception.yml
+++ b/.github/workflows/codeception.yml
@@ -114,7 +114,7 @@ jobs:
         uses: GitHubSecurityLab/actions-permissions/monitor@v1
 
       - name: Checkout.
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup PHP Environment.
         uses: php-forge/actions/actions/php-setup@main
diff --git a/.github/workflows/composer-require-checker.yml b/.github/workflows/composer-require-checker.yml
index 62346ab..84baad6 100644
--- a/.github/workflows/composer-require-checker.yml
+++ b/.github/workflows/composer-require-checker.yml
@@ -97,7 +97,7 @@ jobs:
         uses: GitHubSecurityLab/actions-permissions/monitor@v1
 
       - name: Checkout.
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup PHP Environment.
         uses: php-forge/actions/actions/php-setup@main
diff --git a/.github/workflows/ecs.yml b/.github/workflows/ecs.yml
index a279067..a519aec 100644
--- a/.github/workflows/ecs.yml
+++ b/.github/workflows/ecs.yml
@@ -93,7 +93,7 @@ jobs:
         uses: GitHubSecurityLab/actions-permissions/monitor@v1
 
       - name: Checkout.
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup PHP Environment.
         uses: php-forge/actions/actions/php-setup@main
diff --git a/.github/workflows/infection.yml b/.github/workflows/infection.yml
index ec72c17..34297cc 100644
--- a/.github/workflows/infection.yml
+++ b/.github/workflows/infection.yml
@@ -138,7 +138,7 @@ jobs:
         uses: GitHubSecurityLab/actions-permissions/monitor@v1
 
       - name: Checkout.
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup PHP Environment.
         uses: php-forge/actions/actions/php-setup@main
diff --git a/.github/workflows/phpstan.yml b/.github/workflows/phpstan.yml
index ef329c7..2fb356a 100644
--- a/.github/workflows/phpstan.yml
+++ b/.github/workflows/phpstan.yml
@@ -107,7 +107,7 @@ jobs:
         uses: GitHubSecurityLab/actions-permissions/monitor@v1
 
       - name: Checkout.
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup PHP Environment.
         uses: php-forge/actions/actions/php-setup@main
diff --git a/.github/workflows/phpunit-database.yml b/.github/workflows/phpunit-database.yml
index fdac3db..62e4d7e 100644
--- a/.github/workflows/phpunit-database.yml
+++ b/.github/workflows/phpunit-database.yml
@@ -195,7 +195,7 @@ jobs:
         uses: GitHubSecurityLab/actions-permissions/monitor@v1
 
       - name: Checkout.
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Additional Database Setup.
         if: inputs.setup-commands != ''
diff --git a/.github/workflows/phpunit.yml b/.github/workflows/phpunit.yml
index 9715b21..dff0ad8 100644
--- a/.github/workflows/phpunit.yml
+++ b/.github/workflows/phpunit.yml
@@ -145,7 +145,7 @@ jobs:
         uses: GitHubSecurityLab/actions-permissions/monitor@v1
 
       - name: Checkout.
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup PHP Environment.
         uses: php-forge/actions/actions/php-setup@main
diff --git a/.github/workflows/super-linter.yml b/.github/workflows/super-linter.yml
index c77c177..a702021 100644
--- a/.github/workflows/super-linter.yml
+++ b/.github/workflows/super-linter.yml
@@ -101,7 +101,7 @@ jobs:
         uses: GitHubSecurityLab/actions-permissions/monitor@v1
 
       - name: Checkout.
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: ${{ inputs.checkout_fetch_depth }}