diff --git a/PayServer/src/base/platApi/qqApi.go b/PayServer/src/base/platApi/qqApi.go
index 363ff99..93ae274 100755
--- a/PayServer/src/base/platApi/qqApi.go
+++ b/PayServer/src/base/platApi/qqApi.go
@@ -86,11 +86,11 @@ func QQPrePay(openid string, appid string, zone string, amt string, goodId strin
 	value.Set("sig", sign)
 	req := &QQPrePayReq{};
 	raw_data, _ := json.Marshal(util.UrlValuesToMap(value))
+	err := json.Unmarshal(raw_data, &req)
 	req.ZoneId = "1"
 	req.Amt = 1
 	req.Ts = int(time.Now().Unix())
 	req.GoodNum = 1
-	err := json.Unmarshal(raw_data, &req)
 	data, _ := json.Marshal(req)
 	resp, err := http.Post(u, "application/json;charset=UTF-8", bytes.NewReader(data))
 	if err != nil {