diff --git a/.github/workflows/lock.yml b/.github/workflows/lock.yml
index 86a0d09e5..ec944fb11 100644
--- a/.github/workflows/lock.yml
+++ b/.github/workflows/lock.yml
@@ -12,5 +12,6 @@ jobs:
         uses: dessant/lock-threads@v5
         with:
           github-token: ${{ github.token }}
+          process-only: "issues, prs"
           issue-inactive-days: "14"
           pr-inactive-days: "14"