diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 992ef7c..bb409f0 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 10
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Extract release note
         run: |
           ruby \
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5c29e25..dbd8717 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -115,7 +115,7 @@ jobs:
     name: ${{ matrix.name }}
     runs-on: ${{ matrix.runs-on }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby-version }}