diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 88503bd..b3d77eb 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ jobs:
         ruby: ['3.0', '3.1', '3.2', '3.3']
     steps:
       - name: Check out repository code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index d8b2ec0..31c8335 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -4,7 +4,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Release dotenv
         uses: cadwallion/publish-rubygems-action@master
         env: