diff --git a/webapp/controller/UserController.class.php b/webapp/controller/UserController.class.php
index 3779bddf..fc2ba4db 100644
--- a/webapp/controller/UserController.class.php
+++ b/webapp/controller/UserController.class.php
@@ -64,6 +64,14 @@ class UserController extends BaseAuthedController {
             $this->_updateUserInfo(array(
                 'last_login_time'=>myself()->_getNowTime(),
             ));
+        if ($this->_getChannel() == BC_CHANNEL &&
+            empty($userInfo['address'])
+        ) {
+            User::Update(array(
+                'address' => $this->_getOpenId()
+            ));
+            $userInfo['address'] = $this->_getOpenId();
+        }
         $this->updateLastSeason($userInfo);
         $this->_rspData(array(
             'info' => User::show($userInfo),