diff --git a/.github/workflows/lock.yml b/.github/workflows/lock.yml
index 9a8bd0c..69737cc 100644
--- a/.github/workflows/lock.yml
+++ b/.github/workflows/lock.yml
@@ -11,7 +11,7 @@ jobs:
   lock:
     runs-on: ubuntu-latest
     steps:
-      - uses: dessant/lock-threads@v2
+      - uses: dessant/lock-threads@v2.0.3
         with:
           github-token: ${{ github.token }}
           issue-lock-inactive-days: 30