diff --git a/.github/workflows/depup.yml b/.github/workflows/depup.yml
index bb9aadc..c4f1a0b 100644
--- a/.github/workflows/depup.yml
+++ b/.github/workflows/depup.yml
@@ -10,7 +10,7 @@ jobs:
   reviewdog:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@v4
       - uses: reviewdog/action-depup/with-pr@v1
         with:
           file: action.yml
@@ -21,7 +21,7 @@ jobs:
   setup:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@v4
       - run: ./.github/depup.sh
       - name: commit and create a pull request
         uses: shogo82148/actions-commit-and-create-pr@v1
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 2f519d8..c2e18a3 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -4,7 +4,7 @@ on:
     branches:
       - master
     tags:
-      - 'v*.*.*'
+      - "v*.*.*"
   pull_request:
     types:
       - labeled
@@ -14,7 +14,7 @@ jobs:
     if: github.event.action != 'labeled'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@v4
 
       # Bump version on merging Pull Requests with specific labels.
       # (bump:major,bump:minor,bump:patch)
@@ -50,6 +50,6 @@ jobs:
     if: github.event.action == 'labeled'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@v4
       - name: Post bumpr status comment
         uses: haya14busa/action-bumpr@v1
diff --git a/.github/workflows/reviewdog.yml b/.github/workflows/reviewdog.yml
index 204c450..f9776ff 100644
--- a/.github/workflows/reviewdog.yml
+++ b/.github/workflows/reviewdog.yml
@@ -9,7 +9,7 @@ jobs:
     name: runner / shellcheck
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@v4
       - uses: haya14busa/action-cond@v1
         id: reporter
         with:
@@ -26,14 +26,14 @@ jobs:
     name: runner / shfmt
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@v4
       - uses: reviewdog/action-shfmt@v1
 
   actionlint:
     name: runner / actionlint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@v4
       - uses: reviewdog/action-actionlint@v1
         with:
           reporter: github-check
@@ -43,7 +43,7 @@ jobs:
     name: runner / misspell
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@v4
       - uses: reviewdog/action-misspell@v1
         with:
           github_token: ${{ secrets.github_token }}
@@ -55,7 +55,7 @@ jobs:
     name: runner / alex
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@v4
       - uses: reviewdog/action-alex@v1
         with:
           github_token: ${{ secrets.github_token }}
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 67aca77..2cf1211 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -6,7 +6,7 @@ jobs:
     name: runner / suggester / gofmt
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@v4
       - run: gofmt -w -s .
       - uses: ./
         with:
@@ -17,7 +17,7 @@ jobs:
     name: runner / suggester / shell
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@v4
       - uses: actions/setup-go@v4
         with:
           go-version: "1.20"