diff --git a/framework/core/src/Api/Serializer/ForumSerializer.php b/framework/core/src/Api/Serializer/ForumSerializer.php
index 346f968f7..ec1bbb73d 100644
--- a/framework/core/src/Api/Serializer/ForumSerializer.php
+++ b/framework/core/src/Api/Serializer/ForumSerializer.php
@@ -91,7 +91,8 @@ class ForumSerializer extends AbstractSerializer
             'defaultRoute'  => $this->settings->get('default_route'),
             'canViewForum' => $this->actor->can('viewForum'),
             'canStartDiscussion' => $this->actor->can('startDiscussion'),
-            'canSearchUsers' => $this->actor->can('searchUsers')
+            'canSearchUsers' => $this->actor->can('searchUsers'),
+            'assetsBaseUrl' => rtrim($this->assetsFilesystem->url(''), '/'),
         ];
 
         if ($this->actor->can('administrate')) {