diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 327ff77..6d6d125 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -16,7 +16,7 @@ jobs:
       contents: read
       packages: write
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: docker/login-action@v2
       with:
         password: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d5db309..98eef60 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -14,7 +14,7 @@ jobs:
       matrix:
         RUBY: [ 2.6, 2.7, 3.0, 3.1, 3.2 ]
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - uses: ruby/setup-ruby@v1