diff --git a/src/Http/HttpServiceProvider.php b/src/Http/HttpServiceProvider.php
index adb519fa0..0369155a8 100644
--- a/src/Http/HttpServiceProvider.php
+++ b/src/Http/HttpServiceProvider.php
@@ -20,6 +20,10 @@ use Flarum\Foundation\ErrorHandling\Registry;
 use Flarum\Foundation\ErrorHandling\Reporter;
 use Flarum\Foundation\ErrorHandling\FrontendFormatter;
 use Flarum\Foundation\ErrorHandling\WhoopsFormatter;
+use Flarum\Http\Exception\RouteNotFoundException;
+use Flarum\User\Exception\NotAuthenticatedException;
+use Flarum\User\Exception\PermissionDeniedException;
+use Illuminate\Database\Eloquent\ModelNotFoundException;
 
 class HttpServiceProvider extends AbstractServiceProvider
 {