diff --git a/.github/workflows/fix-php-code-style-issues.yml b/.github/workflows/fix-php-code-style-issues.yml
index ff611fc..dc293f7 100644
--- a/.github/workflows/fix-php-code-style-issues.yml
+++ b/.github/workflows/fix-php-code-style-issues.yml
@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           ref: ${{ github.head_ref }}
 
diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index a86e486..ccbad08 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -28,7 +28,7 @@ jobs:
 
     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/update-changelog.yml b/.github/workflows/update-changelog.yml
index 64cf6ca..879a1a5 100644
--- a/.github/workflows/update-changelog.yml
+++ b/.github/workflows/update-changelog.yml
@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           ref: main