1 files changed, 3 insertions, 0 deletions
diff --git a/app/assets/javascripts/pages/projects/merge_requests/page.js b/app/assets/javascripts/pages/projects/merge_requests/page.js
index fbd45f4bd7d..552e75da9b8 100644
--- a/app/assets/javascripts/pages/projects/merge_requests/page.js
+++ b/app/assets/javascripts/pages/projects/merge_requests/page.js
@@ -3,6 +3,8 @@ import VueApollo from 'vue-apollo';
 import initMrNotes from 'ee_else_ce/mr_notes';
 import StickyHeader from '~/merge_requests/components/sticky_header.vue';
 import { initIssuableHeaderWarnings } from '~/issuable';
+import { start as startCodeReviewMessaging } from '~/code_review/signals';
+import diffsEventHub from '~/diffs/event_hub';
 import store from '~/mr_notes/stores';
 import initSidebarBundle from '~/sidebar/sidebar_bundle';
 import { apolloProvider } from '~/graphql_shared/issuable_client';
@@ -15,6 +17,7 @@ Vue.use(VueApollo);
 export function initMrPage() {
   initMrNotes();
   initShow();
+  startCodeReviewMessaging({ signalBus: diffsEventHub });
 }
 
 requestIdleCallback(() => {