diff --git a/service/fileService.go b/service/fileService.go
index a52a5c0..44dc0e6 100644
--- a/service/fileService.go
+++ b/service/fileService.go
@@ -253,7 +253,10 @@ func CreateUserFile(userID int, fileAuthName string, fileID int, UploadType stri
 		log.Println("file auth name already exist, please change another name: ", fileAuthName)
 		//将要保存的文件名改为fileAuthName+uuid
 		strs := strings.Split(fileAuth.UserFileName, ".")
-		fileAuthName = strs[0] + "_1." + strs[1]
+		//当前时间戳
+		timestamp := time.Now().Unix()
+		timestampStr := fmt.Sprintf("%d", timestamp)
+		fileAuthName = strs[0] + "_" + timestampStr + "." + strs[1]
 		//return fileAuth
 	}
 	fileAuth_ := dao.CreateFileAuth(userID, fileID, fileAuthName, UploadType, 1, "")