diff --git a/extensions/mentions/bootstrap.php b/extensions/mentions/bootstrap.php
index 0211447bf..67b38fc97 100644
--- a/extensions/mentions/bootstrap.php
+++ b/extensions/mentions/bootstrap.php
@@ -16,7 +16,8 @@ use Illuminate\Contracts\View\Factory;
 
 return [
     (new Extend\Assets('forum'))
-        ->defaultAssets(__DIR__)
+        ->asset(__DIR__.'/js/forum/dist/extension.js')
+        ->asset(__DIR__.'/less/forum/extension.less')
         ->bootstrapper('flarum/mentions/main'),
     function (Dispatcher $events, Factory $views) {
         $events->subscribe(Listener\AddPostMentionedByRelationship::class);