diff --git a/src/Http/Admin/UserController.php b/src/Http/Admin/UserController.php
index 7f72844..913875b 100644
--- a/src/Http/Admin/UserController.php
+++ b/src/Http/Admin/UserController.php
@@ -118,7 +118,6 @@ class UserController extends AdminController
                 ->move('user/avatar');
             $form->select('inviter_id')->model(User::class, 'id', 'name')->ajax('api/user?_paginate=1');
             $form->hidden('inviter_path');
-            $form->hidden('invite_code');
 
             $form->disableCreatingCheck();
             $form->disableEditingCheck();
@@ -131,12 +130,6 @@ class UserController extends AdminController
                 if ($request->filled('inviter_id')) {
                     $form->inviter_path = $form->inviter_id ? User::where('id', $form->inviter_id)->value('inviter_path') . $form->inviter_id.'-' : '-';
                 }
-                if ($form->isCreating() && !$form->invite_code) {
-                    do {
-                        $invite_code = strtoupper(Str::random(6));
-                    } while(User::where('invite_code', $invite_code)->exists());
-                    $form->invite_code = $invite_code;
-                }
             });
 
             $form->deleting(function (Form $form) {