diff --git a/extend/payment/IEPayPoli.php b/extend/payment/IEPayPoli.php
index c9ad94ea796dc153e63309bcfc002710331e6e9f..7e5fe5f4d3a548c53d92b5c4c4a37b6a71115610 100644
--- a/extend/payment/IEPayPoli.php
+++ b/extend/payment/IEPayPoli.php
@@ -117,7 +117,7 @@ class IEPayPoli
             'total_fee'         => (int) (($params['total_price']*1000)/10),
             'goods'             => $params['name'],
             'out_trade_no'      => $params['order_no'],
-            'return_url'        => $params['call_back_url'].'?out_trade_no='.$params['order_no'],
+            'return_url'        => $params['call_back_url'],
             'notify_url'        => $params['notify_url'],
             'pay_type'          => $this->GetPayType(),
             'version'           => 'v1',