diff --git a/mobile/shop/orderform.php b/mobile/shop/orderform.php
index d9695da91..2ba6e7def 100644
--- a/mobile/shop/orderform.php
+++ b/mobile/shop/orderform.php
@@ -780,7 +780,6 @@ $(function() {
         $("#od_coupon_frm").remove();
         var $this = $(this);
         var amount = parseInt($("input[name=org_od_amount]").val());
-        var send_cost = parseInt($("input[name=org_send_cost]").val());
         $.post(
             "./ordercoupon.php",
             { amount: amount },
diff --git a/shop/orderform.php b/shop/orderform.php
index 2163f6507..b036c67f4 100644
--- a/shop/orderform.php
+++ b/shop/orderform.php
@@ -988,7 +988,6 @@ $(function() {
         $("#od_coupon_frm").remove();
         var $this = $(this);
         var amount = parseInt($("input[name=org_od_amount]").val());
-        var send_cost = parseInt($("input[name=org_send_cost]").val());
         $.post(
             "./ordercoupon.php",
             { amount: amount },