diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index 1f61244..7ab1bc3 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -8,7 +8,7 @@ jobs:
   deploy:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0    # full history for contributor information
       - name: Setup Node
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a7a8b0e..1f45816 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -5,7 +5,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Setup Node