diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e8bbfdf..99a0fd1 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -33,7 +33,7 @@ jobs:
     name: PHP ${{ matrix.php }} on ${{ matrix.operating-system }} with ${{ matrix.dependencies }} dependencies
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         name: Checkout repository
 
       - name: Setup PHP
diff --git a/.github/workflows/code-style.yml b/.github/workflows/code-style.yml
index 44914ca..c92f3be 100644
--- a/.github/workflows/code-style.yml
+++ b/.github/workflows/code-style.yml
@@ -12,7 +12,7 @@ jobs:
   php-cs:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         name: Checkout repository
 
       - name: Setup PHP
diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index de1ed30..dbd0036 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
diff --git a/.github/workflows/security-checks.yml b/.github/workflows/security-checks.yml
index 949602e..76f6eea 100644
--- a/.github/workflows/security-checks.yml
+++ b/.github/workflows/security-checks.yml
@@ -21,7 +21,7 @@ jobs:
     name: PHP ${{ matrix.php }} on ${{ matrix.operating-system }} with ${{ matrix.dependencies }} dependencies
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         name: Checkout repository
 
       - name: Setup PHP
diff --git a/.github/workflows/static-analysis.yml b/.github/workflows/static-analysis.yml
index ea6f5d9..053c64e 100644
--- a/.github/workflows/static-analysis.yml
+++ b/.github/workflows/static-analysis.yml
@@ -12,7 +12,7 @@ jobs:
   static-analysis:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         name: Checkout repository
 
       - name: Setup PHP