diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 0a542af..2bdc56d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -14,7 +14,7 @@ jobs:
           - minimal:latest
           - jekyll:pages
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-ruby@v1
         with:
           ruby-version: '2.x'
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 1a26809..c47c78a 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -36,7 +36,7 @@ jobs:
           - minimal:pages
           - jekyll:pages
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-ruby@v1
         with:
           ruby-version: '2.x'