diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 771e3ce..57b9247 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -16,7 +16,7 @@ jobs:
       id: go
 
     - name: checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: build
       run: go build
@@ -31,6 +31,6 @@ jobs:
       - uses: actions/setup-go@v5
         with:
           go-version: 1.24
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: golangci-lint
         uses: golangci/golangci-lint-action@v8
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index b1acad1..400fe4c 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up Go
         uses: actions/setup-go@v5