diff --git a/.github/workflows/terraform_format.yml b/.github/workflows/terraform_format.yml
index 0bad090..ac69941 100644
--- a/.github/workflows/terraform_format.yml
+++ b/.github/workflows/terraform_format.yml
@@ -9,7 +9,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: test
         run: pwd
diff --git a/.github/workflows/tf-docs.yml b/.github/workflows/tf-docs.yml
index c15c53e..02d009d 100644
--- a/.github/workflows/tf-docs.yml
+++ b/.github/workflows/tf-docs.yml
@@ -6,7 +6,7 @@ jobs:
   docs:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           ref: ${{ github.event.pull_request.head.ref }}