diff --git a/.github/workflows/on-push-main.yml b/.github/workflows/on-push-main.yml
index 9542a9b..d900c90 100644
--- a/.github/workflows/on-push-main.yml
+++ b/.github/workflows/on-push-main.yml
@@ -21,7 +21,7 @@ jobs:
         with:
           app-id: 364898
           private-key: ${{ secrets.ARTHUR1_BOT_PRIVATE_KEY }}
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           token: ${{ steps.app-token.outputs.token }}
       - uses: Songmu/tagpr@v1
diff --git a/.github/workflows/wf-test-go.yml b/.github/workflows/wf-test-go.yml
index 39616f1..c25c279 100644
--- a/.github/workflows/wf-test-go.yml
+++ b/.github/workflows/wf-test-go.yml
@@ -11,7 +11,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-go@v5
         with:
           go-version: ${{ inputs.go-version }}
@@ -21,7 +21,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-go@v5
         with:
           go-version: ${{ inputs.go-version }}