diff --git a/.github/workflows/lock-prs.yml b/.github/workflows/lock-prs.yml
index a0e784c..11ca340 100644
--- a/.github/workflows/lock-prs.yml
+++ b/.github/workflows/lock-prs.yml
@@ -22,7 +22,7 @@ jobs:
 
           for num in $list; do
             if [ "$(gh api repos/"$GH_REPO"/issues/"$num" --jq '.locked')" = "false" ]; then
-              if ! gh pr view --json labels -q '.labels[].name' "$num"|grep -qE "^(Stale|leave-open)$"; then
+              if ! gh pr view --json labels -q '.labels[].name' "$num"|grep -qE "^(Stale|stale-blocked|leave-open)$"; then
                 echo "Locking pull request $num"
                 gh pr lock --reason "resolved" "$num"
               fi