diff --git a/addons/mail/static/src/components/chatter/chatter.js b/addons/mail/static/src/components/chatter/chatter.js
index 500efc21cf8..d796b737d8c 100644
--- a/addons/mail/static/src/components/chatter/chatter.js
+++ b/addons/mail/static/src/components/chatter/chatter.js
@@ -38,8 +38,7 @@ export class Chatter extends LegacyComponent {
      */
     _notifyRendered() {
         this.trigger('o-chatter-rendered', {
-            attachments: this.chatter.thread.allAttachments,
-            thread: this.chatter.thread.localId,
+            thread: this.chatter.thread,
         });
     }