diff --git a/business/jxstore/financial/financial.go b/business/jxstore/financial/financial.go
index c86bead89..e8ed85628 100644
--- a/business/jxstore/financial/financial.go
+++ b/business/jxstore/financial/financial.go
@@ -5,6 +5,7 @@ import (
 	"errors"
 	"fmt"
 	"mime/multipart"
+	"path"
 	"strings"
 	"time"
 
@@ -59,7 +60,7 @@ func SendFilesToStores(ctx *jxcontext.Context, files []*multipart.FileHeader, is
 		globals.SugarLogger.Debugf("SendFilesToStores upload file:%s", fileHeader.Filename)
 		if err == nil {
 			ret := storage.PutRet{}
-			key := "storeBill_" + utils.Int2Str(storeID) + "_" + strings.ToLower(utils.GetUUID()) + ".lsx" //path.Ext(fileHeader.Filename)
+			key := "storeBill_" + utils.Int2Str(storeID) + "_" + strings.ToLower(utils.GetUUID()) + path.Ext(fileHeader.Filename)
 			formUploader := storage.NewFormUploader(cfg)
 			err = formUploader.Put(context.Background(), &ret, upToken, key, file, fileHeader.Size, nil)
 			file.Close()