diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index f5af969..9b8089f 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -40,7 +40,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 0276b07..e1f3c67 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -37,7 +37,7 @@ jobs:
       CI: 1
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Use Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v3
diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index fe23874..2b12553 100644
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -34,7 +34,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup Pages
         uses: actions/configure-pages@v3
       - name: Upload artifact
diff --git a/.github/workflows/upgradebot.yml b/.github/workflows/upgradebot.yml
index 28fa251..9ca5ab3 100644
--- a/.github/workflows/upgradebot.yml
+++ b/.github/workflows/upgradebot.yml
@@ -39,7 +39,7 @@ jobs:
       CI: 1
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Use Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v3