diff --git a/micropay.go b/micropay.go
index 4d10d63..055b784 100644
--- a/micropay.go
+++ b/micropay.go
@@ -7,12 +7,9 @@ import (
 	"log"
 	"reflect"
 	"strings"
-	"time"
 
 	"git.tetele.net/tgo/network"
 
-	"git.tetele.net/tgo/crypter"
-
 	"git.tetele.net/tgo/helper"
 )
 
@@ -261,7 +258,7 @@ func MicroPayQuery(appid, mchid, out_trade_no, mch_key string) (QueryReturnXml,
  * 撤消订单
  * 2023/06/13
  */
-func MicroPayReverse(appid, mchid, out_trade_no, mch_key string) (QueryReturnXml, error) {
+func MicroPayReverse(appid, mchid, out_trade_no, mch_key string) (ReverseReturnXml, error) {
 
 	log.Println("wechat micropay reverse", out_trade_no)