diff --git a/app/Http/Controllers/Auth/RegisterController.php b/app/Http/Controllers/Auth/RegisterController.php
index fdb3ff02d7..b8e2e9731c 100644
--- a/app/Http/Controllers/Auth/RegisterController.php
+++ b/app/Http/Controllers/Auth/RegisterController.php
@@ -111,7 +111,7 @@ protected function getRegisterForm(Request $request)
 
         $rules = $parts->map(function ($part) {
             return $part->rules();
-        })->collapse();
+        })->collapse()->all();
 
         XeFrontend::rule('join', $rules);