diff --git a/app/controller/api/Auth.php b/app/controller/api/Auth.php
index f33ab5e5..a5831380 100755
--- a/app/controller/api/Auth.php
+++ b/app/controller/api/Auth.php
@@ -753,11 +753,12 @@ class Auth extends BaseController
             $isNewUser = true;
             $user = $repository->registr($data['phone'], null, $data['user_type']);
         }
+        $spreadId = empty($data['spread']) ? $user['spread_uid'] : $data['spread'];
         if ($auth && !$user['wechat_user_id']) {
             $repository->syncBaseAuth($auth, $user);
         }
         $user = $repository->mainUser($user);
-        $repository->bindSpread($user, intval($data['spread']));
+        $repository->bindSpread($user, intval($spreadId));
 
         $tokenInfo = $repository->createToken($user);
         $repository->loginAfter($user);