diff --git a/.github/workflows/actionlint.yml b/.github/workflows/actionlint.yml
index ccde6c9..c755ac7 100644
--- a/.github/workflows/actionlint.yml
+++ b/.github/workflows/actionlint.yml
@@ -13,7 +13,7 @@ jobs:
     name: actionlint with reviewdog
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v4.1.7
+      - uses: actions/checkout@v4.2.1
       - name: actionlint
         uses: reviewdog/action-actionlint@v1.53.0
         with:
diff --git a/.github/workflows/pr-check.yml b/.github/workflows/pr-check.yml
index 3a2558a..440d0a2 100644
--- a/.github/workflows/pr-check.yml
+++ b/.github/workflows/pr-check.yml
@@ -16,7 +16,7 @@ jobs:
           packages: make zip
 
       - name: checkout
-        uses: actions/checkout@v4.1.7
+        uses: actions/checkout@v4.2.1
 
       - name: build
         run: |