diff --git a/.github/workflows/build-plugin.yml b/.github/workflows/build-plugin.yml
index 607ea72..4a68dd0 100644
--- a/.github/workflows/build-plugin.yml
+++ b/.github/workflows/build-plugin.yml
@@ -18,7 +18,7 @@ jobs:
       contents: write
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           ref: ${{ github.event.pull_request.head.ref }}
           repository: ${{ github.event.pull_request.head.repo.full_name }}
diff --git a/.github/workflows/fix-php-code-style-issues.yml b/.github/workflows/fix-php-code-style-issues.yml
index da2c6ef..805a518 100644
--- a/.github/workflows/fix-php-code-style-issues.yml
+++ b/.github/workflows/fix-php-code-style-issues.yml
@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ github.head_ref }}
 
diff --git a/.github/workflows/phpstan.yml b/.github/workflows/phpstan.yml
index 59f6b71..1cc95f8 100644
--- a/.github/workflows/phpstan.yml
+++ b/.github/workflows/phpstan.yml
@@ -11,7 +11,7 @@ jobs:
     name: phpstan
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
diff --git a/.github/workflows/run-plugin-tests.yml b/.github/workflows/run-plugin-tests.yml
index fe11529..5d444e8 100644
--- a/.github/workflows/run-plugin-tests.yml
+++ b/.github/workflows/run-plugin-tests.yml
@@ -10,7 +10,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Use Node.js
         uses: actions/setup-node@v5
         with:
diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 0ed4cc8..79c3b88 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -25,7 +25,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Use Node.js
         uses: actions/setup-node@v5
diff --git a/.github/workflows/update-changelog.yml b/.github/workflows/update-changelog.yml
index 700d480..6daa9ff 100644
--- a/.github/workflows/update-changelog.yml
+++ b/.github/workflows/update-changelog.yml
@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: main