diff --git a/.github/workflows/build-on-pr.yml b/.github/workflows/build-on-pr.yml
index 10681b0..9019eef 100644
--- a/.github/workflows/build-on-pr.yml
+++ b/.github/workflows/build-on-pr.yml
@@ -6,6 +6,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Install dependencies
         run: npm ci --legacy-peer-deps && npm run build
diff --git a/.github/workflows/deploy-gh-pages.yml b/.github/workflows/deploy-gh-pages.yml
index 2c11a81..5cc85ef 100644
--- a/.github/workflows/deploy-gh-pages.yml
+++ b/.github/workflows/deploy-gh-pages.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Install dependencies
         run: npm ci --legacy-peer-deps && npm run build
       - name: Publish to `gh-pages` branch