diff --git a/api/controllers/plan/Bobing.php b/api/controllers/plan/Bobing.php
index fb5dc33f..4d54fa89 100644
--- a/api/controllers/plan/Bobing.php
+++ b/api/controllers/plan/Bobing.php
@@ -113,6 +113,7 @@ class Bobing extends HD_Controller
         $where = array('uid' => $uid, 'app_id' => $this->appConfig['app_id'], 'act_key' => $this->appConfig['act_key']);
         $ret = $this->mdBobingUser->update(array("credit = credit+{$credit}" => null), $where);
         if ($ret) {
+            $where['bo_date'] = date('Y-m-d');
             $re_u = $this->mdBobingUserCredit->get($where);
             if ($re_u) {
                 $this->mdBobingUserCredit->update(array("credit = credit+{$credit}" => null), $where);