diff --git a/backstage/application/backstage/models/User_model.php b/backstage/application/backstage/models/User_model.php
index 9c2ebe4..e05046b 100644
--- a/backstage/application/backstage/models/User_model.php
+++ b/backstage/application/backstage/models/User_model.php
@@ -634,7 +634,7 @@ class User_model extends CI_Model
             return $this->rs;
         }
         $rowUser = $this->tb_user->get_one(array('id' => $userId));
-        $username = $info['username_u'];
+        $username = dbenc($info['username_u']); //用户名加密
         $companyRow = $this->tb_company->get_one(array('id' => $this->session->companyId));
         $arr = array(
             'type_id' => $info['typeId'],
@@ -728,6 +728,7 @@ class User_model extends CI_Model
         } else {
             $arr['valid_datetime'] = '';
         }
+
         $result = $this->tb_user->update($arr, array('id' => $userId));
         if ($result) {
             $this->rs['success'] = true;