diff --git a/application/admin/controller/Orderplan.php b/application/admin/controller/Orderplan.php
index 97444e1..5b63e29 100644
--- a/application/admin/controller/Orderplan.php
+++ b/application/admin/controller/Orderplan.php
@@ -139,7 +139,7 @@ class Orderplan extends Backend
             'sum(performance) performance'
         ])
             ->where('status',\app\admin\model\Order::STATUS_FINISHED)
-            ->group(' DATE(create_time)');
+            ->group(' DATE(audit_time)');
 
         $res = $this->buildDate($build)->select();
         $data = [];