diff --git a/.github/workflows/terraform-quality.yml b/.github/workflows/terraform-quality.yml
index 60e956f9..3637bc03 100644
--- a/.github/workflows/terraform-quality.yml
+++ b/.github/workflows/terraform-quality.yml
@@ -41,7 +41,7 @@ jobs:
       - name: tf validate
         run: .bin/terraform validate
       - name: tflint (setup)
-        uses: terraform-linters/setup-tflint@19a52fbac37dacb22a09518e4ef6ee234f2d4987 # v4
+        uses: terraform-linters/setup-tflint@4cb9feea73331a35b422df102992a03a44a3bb33 # v6
         with:
           github_token: ${{ github.token }}
       - name: tflint (run)