diff --git a/.github/workflows/dev-image.yml b/.github/workflows/dev-image.yml
index 178fd12..e5f319e 100644
--- a/.github/workflows/dev-image.yml
+++ b/.github/workflows/dev-image.yml
@@ -33,7 +33,7 @@ jobs:
     runs-on: ubuntu-18.04
     if: contains(github.event.head_commit.message, '[skip ci]') == false
     steps:
-      - uses: actions/checkout@v2.3.1
+      - uses: actions/checkout@v2
       - name: Login to Packages
         run: echo '${{ secrets.GITHUB_TOKEN }}' | docker login 'docker.pkg.github.com' -u 'peaceiris' --password-stdin
       - run: docker-compose pull --quiet
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 36b8ad8..b5be259 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -9,7 +9,7 @@ jobs:
   release:
     runs-on: ubuntu-18.04
     steps:
-      - uses: actions/checkout@v2.3.1
+      - uses: actions/checkout@v2
       - uses: peaceiris/workflows/create-release-npm@v0.7.0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 4e2503f..9f88525 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -22,7 +22,7 @@ jobs:
           - 'macos-latest'
           - 'windows-latest'
     steps:
-      - uses: actions/checkout@v2.3.1
+      - uses: actions/checkout@v2
 
       - name: Dump GitHub context
         env:
diff --git a/.github/workflows/update-major-tag.yml b/.github/workflows/update-major-tag.yml
index 12d0489..c06cab8 100644
--- a/.github/workflows/update-major-tag.yml
+++ b/.github/workflows/update-major-tag.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-18.04
     steps:
 
-    - uses: actions/checkout@v2.3.1
+    - uses: actions/checkout@v2
 
     - name: Update major tag
       if: github.event.release.prerelease == false