diff --git a/service/spark/spark-ppt.go b/service/spark/spark-ppt.go
index 508a75a..6b79bb9 100644
--- a/service/spark/spark-ppt.go
+++ b/service/spark/spark-ppt.go
@@ -8,10 +8,12 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
+	"github.com/google/uuid"
 	"io"
 	"log"
 	"net/http"
 	"os"
+	"path"
 	"strconv"
 	"strings"
 	"time"
@@ -374,16 +376,21 @@ func SparkSavePPTFileToUser(fileUrl string) (string, string, error) {
 	//https://bjcdn.openstorage.cn/xinghuo-privatedata/zhiwen/2025-04-02/6ebfc0b2-824a-4acc-a030-01acce938dab/3209de1bca814ac48884e015277360fd.pptx
 	fileName := fileUrl[strings.LastIndex(fileUrl, "/")+1:]
 	//文件保存路径
-	path := service.GetFilePath(proto.FILE_BASE_DIR)
-	saveFile := path + "/" + fileName
+	path_ := service.GetFilePath(proto.FILE_BASE_DIR)
+
+	//获取文件后缀
+	fileSuffix := path.Ext(fileName)
+	//生成文件名
+	fileStoreName := uuid.NewString() + fileSuffix
+	saveFile := path_ + "/" + fileStoreName
 	//下载文件
 	err := DownloadFile(fileUrl, saveFile)
 	if err != nil {
 		log.Println("Download file error:", err)
 		return "", "", err
 	}
-	log.Println("Download file success:", fileName)
-	return fileName, path, nil
+	log.Println("Download file success:", fileStoreName)
+	return fileStoreName, path_, nil
 }
 
 func DownloadFile(url, filePath string) error {