diff --git a/src/addon/messages/pages/discussion/discussion.html b/src/addon/messages/pages/discussion/discussion.html
index cfa4dc7a0..2c7cd6a1a 100644
--- a/src/addon/messages/pages/discussion/discussion.html
+++ b/src/addon/messages/pages/discussion/discussion.html
@@ -1,7 +1,7 @@
 <ion-header>
     <ion-navbar core-back-button>
         <ion-title>
-            <img *ngIf="conversationImage" class="core-bar-button-image" [src]="conversationImage">
+            <img *ngIf="conversationImage" class="core-bar-button-image" [src]="conversationImage" alt="" onError="this.src='assets/img/user-avatar.png'" core-external-content role="presentation" [siteId]="siteId || null">
             <core-format-text [text]="title"></core-format-text>
             <core-icon *ngIf="conversation && conversation.isfavourite" name="fa-star"></core-icon>
         </ion-title>
diff --git a/src/addon/messages/pages/discussion/discussion.ts b/src/addon/messages/pages/discussion/discussion.ts
index 79562599b..1dae62395 100644
--- a/src/addon/messages/pages/discussion/discussion.ts
+++ b/src/addon/messages/pages/discussion/discussion.ts
@@ -42,7 +42,7 @@ import * as moment from 'moment';
 export class AddonMessagesDiscussionPage implements OnDestroy {
     @ViewChild(Content) content: Content;
 
-    protected siteId: string;
+    siteId: string;
     protected fetching: boolean;
     protected polling;
     protected logger;