diff --git a/.github/workflows/black.yml b/.github/workflows/black.yml
index f37aada..c9f0109 100644
--- a/.github/workflows/black.yml
+++ b/.github/workflows/black.yml
@@ -7,7 +7,7 @@ jobs:
   black:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install black
         run: pip install black
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 738cf49..6a0842d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -38,7 +38,7 @@ jobs:
           php-version: ${{ matrix.php-version }}
 
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Test
         run: bash tests/ci.sh
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3bed2d0..ab5514d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
           persist-credentials: false