diff --git a/.github/workflows/pr_test.yml b/.github/workflows/pr_test.yml
index 48a2d91a83b..12b723961eb 100644
--- a/.github/workflows/pr_test.yml
+++ b/.github/workflows/pr_test.yml
@@ -19,7 +19,7 @@ jobs:
     steps:
       - name: check-scope
         id: check-scope
-        uses: actions/github-script@v8
+        uses: actions/github-script@ed597411d8f924073f98dfc5c65a23a2325f34cd # v8
         with:
           github-token: ${{ secrets.TFLM_BOT_REPO_TOKEN }}
           script: |