diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 816cc39d..5ecb0a00 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,7 +15,7 @@ jobs:
           - 8529/tcp
     steps:
       - name: check out code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: set up golang
         uses: actions/setup-go@v6
         with:
diff --git a/.github/workflows/create-pull-request.yml b/.github/workflows/create-pull-request.yml
index 5711a3de..21862023 100644
--- a/.github/workflows/create-pull-request.yml
+++ b/.github/workflows/create-pull-request.yml
@@ -5,7 +5,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Create Pull Request
         env: 
           GH_TOKEN: ${{ github.token }}
diff --git a/.github/workflows/testcov.yml b/.github/workflows/testcov.yml
index 36b9eb89..a280c5a8 100644
--- a/.github/workflows/testcov.yml
+++ b/.github/workflows/testcov.yml
@@ -17,7 +17,7 @@ jobs:
           go-version: '~1.24'
       - run: go version
       - name: check out code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: unit test
         run: go test -covermode=atomic -coverprofile=coverage.txt ./...
         env: