diff --git a/.github/workflows/linter.yml b/.github/workflows/linter.yml
index 07e47a8..3ec6cb6 100644
--- a/.github/workflows/linter.yml
+++ b/.github/workflows/linter.yml
@@ -38,7 +38,7 @@ jobs:
     name: "tflint"
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v3.6.0
       - uses: actions/cache@v3.3.2
         name: Cache tflint plugin dir
         with:
diff --git a/.github/workflows/release.draft.yml b/.github/workflows/release.draft.yml
index 4694e89..24f93e1 100644
--- a/.github/workflows/release.draft.yml
+++ b/.github/workflows/release.draft.yml
@@ -32,7 +32,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v3.6.0
 
       - name: check next version
         uses: anothrNick/github-tag-action@1.67.0