diff --git a/application/api/model/Login.php b/application/api/model/Login.php
index 00d8366..352061b 100644
--- a/application/api/model/Login.php
+++ b/application/api/model/Login.php
@@ -420,10 +420,7 @@ class Login extends Model
             $mob = db::name('user')->where('id', $user_info['user_id'])->value('mobile');
             $mobile = db::name('user')->where(['mobile' => $mob,'status' => ['<>',0]])->select();
             if(isset($mobile) && count($mobile) < 2){
-                $user_auth = db::name('user_auth')->where('mobile', $mobile[0]['mobile'])->find();
-                if($user_auth){
-                    db::name('user_auth')->where('id', $user_auth['id'])->delete();
-                }
+                db::name('user_auth')->where('mobile', $mob)->delete();
             }
 
             return ['code' => 1, 'msg' => '注销成功', 'data' => null];