diff --git a/plugins/chat/assets/javascripts/discourse/services/chat.js b/plugins/chat/assets/javascripts/discourse/services/chat.js
index decadb20f61..cb79d938597 100644
--- a/plugins/chat/assets/javascripts/discourse/services/chat.js
+++ b/plugins/chat/assets/javascripts/discourse/services/chat.js
@@ -143,7 +143,8 @@ export default class Chat extends Service {
               channel.tracking.unreadCount = state.unread_count;
               channel.tracking.mentionCount = state.mention_count;
 
-              channel.updateMembership = channelObject.current_user_membership;
+              channel.currentUserMembership =
+                channelObject.current_user_membership;
 
               this.chatSubscriptionsManager.startChannelSubscription(channel);
             });