diff --git a/packageC/pages/presell/cart/cart.js b/packageC/pages/presell/cart/cart.js
index 5d00895..b9ed5a9 100644
--- a/packageC/pages/presell/cart/cart.js
+++ b/packageC/pages/presell/cart/cart.js
@@ -225,6 +225,7 @@ Page({
             var fy= ut.fy_back(o_list,1);
             if(fy) return false;
             util_pay.set_fir();
+            t_pay.set_fir();
 
             //-- 通联的第三方支付的返回优化 --
             ut.is_pay_ok(th.data.ok_order_sn,"back","back",function (){
diff --git a/packageC/pages/presell/cart/cart2.js b/packageC/pages/presell/cart/cart2.js
index 263347c..8838b9d 100644
--- a/packageC/pages/presell/cart/cart2.js
+++ b/packageC/pages/presell/cart/cart2.js
@@ -220,6 +220,7 @@ Page({
             })
             if(fy) return false;
             util_pay.set_fir();
+            t_pay.set_fir();
 
             let err_url="/pages/user/order_list/order_list";
             let ok_url="/pages/payment/pay_success/pay_success?type=2&order_sn=" + this.data.ok_order_sn;
diff --git a/packageC/pages/presell/cart/cart2_pre.js b/packageC/pages/presell/cart/cart2_pre.js
index 25ed6a8..2021f1b 100644
--- a/packageC/pages/presell/cart/cart2_pre.js
+++ b/packageC/pages/presell/cart/cart2_pre.js
@@ -342,6 +342,8 @@ Page({
     if(fy) return false;
 
     util_pay.set_fir();
+    t_pay.set_fir();
+
     var th = this;
     //判断是不是第一次进入
     if(this.data.fir_in){