diff --git a/.github/workflows/continuous-integration-tflint.yml b/.github/workflows/continuous-integration-tflint.yml
index e0aef6f..3188b2f 100644
--- a/.github/workflows/continuous-integration-tflint.yml
+++ b/.github/workflows/continuous-integration-tflint.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Clone repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup TFLint
         uses: terraform-linters/setup-tflint@v4
         with:
diff --git a/.github/workflows/continuous-integration-tfsec.yml b/.github/workflows/continuous-integration-tfsec.yml
index ab65540..b9fe565 100644
--- a/.github/workflows/continuous-integration-tfsec.yml
+++ b/.github/workflows/continuous-integration-tfsec.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Clone repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: tfsec
         uses: aquasecurity/tfsec-pr-commenter-action@v1.3.1
         with: