diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a863a3e9..d806d956 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -27,7 +27,7 @@ jobs:
     name: Node.js ${{ matrix.node-version }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Configure Node.js
         uses: actions/setup-node@v3
@@ -68,7 +68,7 @@ jobs:
     name: GitHub Pages
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Configure Node.js
         uses: actions/setup-node@v3
diff --git a/.github/workflows/deploy-github-pages.yml b/.github/workflows/deploy-github-pages.yml
index 56e5a185..acc2ccd5 100644
--- a/.github/workflows/deploy-github-pages.yml
+++ b/.github/workflows/deploy-github-pages.yml
@@ -18,7 +18,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index affbe233..d6bc3a4e 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Configure Node.js
         uses: actions/setup-node@v3
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 39ff3690..3fd5cc1f 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -18,7 +18,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0