diff --git a/xymanager_common/src/main/java/com/shxy/xymanager_common/util/UploadUtils.java b/xymanager_common/src/main/java/com/shxy/xymanager_common/util/UploadUtils.java
index 9237764..ec37282 100644
--- a/xymanager_common/src/main/java/com/shxy/xymanager_common/util/UploadUtils.java
+++ b/xymanager_common/src/main/java/com/shxy/xymanager_common/util/UploadUtils.java
@@ -17,7 +17,7 @@ public class UploadUtils {
      */
     public static String upload(MultipartFile file, String path) throws IOException {
         String fileName = file.getOriginalFilename();
-        String newName = MyDateUtils.dateTime() + "_upd_" + UUID.randomUUID().toString() + fileName.substring(fileName.indexOf("."));
+        String newName = MyDateUtils.dateTime() + "_upd_" + UUID.randomUUID().toString().replace("-", "").substring(0, 13) + fileName.substring(fileName.indexOf("."));
         File saveFile = new File(path);
         if (!saveFile.exists()) {
             boolean mkdirs = saveFile.mkdirs();