diff --git a/packages/owl-bot/src/owl-bot.ts b/packages/owl-bot/src/owl-bot.ts
index 88dad87ec4d..ed135c0926e 100644
--- a/packages/owl-bot/src/owl-bot.ts
+++ b/packages/owl-bot/src/owl-bot.ts
@@ -181,6 +181,7 @@ function OwlBot(privateKey: string | undefined, app: Probot, db?: Db): void {
 
   app.on(
     [
+      'merge_group.checks_requested',
       'pull_request.opened',
       'pull_request.synchronize',
       'pull_request.reopened',