diff --git a/index.js b/index.js
index c47cbd3..0d204bf 100644
--- a/index.js
+++ b/index.js
@@ -8,7 +8,8 @@ module.exports = app => {
   const handler = new RallyValidate(app)
 
   app.on(['pull_request.opened', 'pull_request.edited',
-    'pull_request.reopened', 'pull_request.ready_for_review'],
+    'pull_request.reopened', 'pull_request.ready_for_review',
+    'pull_request.synchronize', 'check_suite.requested'],
   async context => handler.handlePullRequest(context))
 
   app.on(['check_run.rerequested', 'check_suite.rerequested'], async context => handler.rerunCheck(context))