diff --git a/.github/workflows/chore-lock-closed-issues-discussions-and-prs.yml b/.github/workflows/chore-lock-closed-issues-discussions-and-prs.yml
index 365842254..6fd8212e6 100644
--- a/.github/workflows/chore-lock-closed-issues-discussions-and-prs.yml
+++ b/.github/workflows/chore-lock-closed-issues-discussions-and-prs.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Lock threads after 30 days of inactivity
-        uses: dessant/lock-threads@v5
+        uses: dessant/lock-threads@89ae32b08ed1a541efecbab17912962a5e38981c # v6.0.2
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           issue-inactive-days: '30'