diff --git a/services/pay/get_user_voucher.go b/services/pay/get_user_voucher.go
index f9cc84c..ee679f1 100644
--- a/services/pay/get_user_voucher.go
+++ b/services/pay/get_user_voucher.go
@@ -7,9 +7,9 @@ import (
 
 type GetUserVoucherRequest struct {
 	*requests.RpcRequest
-	UserName string  `position:"Body" field:"user_name"`
-	PayMoney float64 `position:"Body" field:"pay_money"`
-	GameId   int64   `position:"Body" field:"game_id" `
+	UserName string `position:"Body" field:"user_name"`
+	PayMoney string `position:"Body" field:"pay_money"`
+	GameId   int64  `position:"Body" field:"game_id" `
 }
 
 type GetUserVoucherResponse struct {
@@ -31,7 +31,7 @@ type Voucher struct {
 	Deadline  string  `json:"deadline"`
 }
 
-func CreateGetUserVoucherRequest(userName string, gameId int64, payMoney float64) (req *GetUserVoucherRequest) {
+func CreateGetUserVoucherRequest(userName string, gameId int64, payMoney string) (req *GetUserVoucherRequest) {
 	req = &GetUserVoucherRequest{
 		RpcRequest: &requests.RpcRequest{},
 		UserName:   userName,