diff --git a/app/crmAdmin/service/CustomerService.php b/app/crmAdmin/service/CustomerService.php
index 5f08943..6a68ee7 100644
--- a/app/crmAdmin/service/CustomerService.php
+++ b/app/crmAdmin/service/CustomerService.php
@@ -141,7 +141,7 @@ class CustomerService
 
     public function export($params)
     {
-        if(empty($param['user_id']) && empty($param['tag_id'])){
+        if(empty($params['user_id']) && empty($params['tag_id'])){
             $params['user_id'] = 0;
         }
         $customers = $this->search($params, true);