diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUtils.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUtils.java
index 3a0cc8b..6547e4d 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUtils.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUtils.java
@@ -3,6 +3,7 @@ package com.ruoyi.common.utils.file;
 import java.io.*;
 import java.net.URLEncoder;
 import java.nio.charset.StandardCharsets;
+import java.text.SimpleDateFormat;
 import java.util.ArrayList;
 import java.util.Base64;
 import java.util.List;
@@ -380,12 +381,13 @@ public class FileUtils
         if (!directory.isDirectory()) {
             throw new ServiceException(folderPath + "is not directory.");
         }
+        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
         if (directory.isDirectory()) {
             File[] fileList = directory.listFiles();
             assert fileList != null;
             for (File file : fileList) {
                 if (!file.isDirectory()) {
-                    scanFiles.add(file.getAbsolutePath());
+                    scanFiles.add(file.getAbsolutePath() + "&" + dateFormat.format(file.lastModified()));
                 }
             }
         }