diff --git a/ruoyi/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java b/ruoyi/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java
index 6921fea..5b356e2 100644
--- a/ruoyi/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java
+++ b/ruoyi/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java
@@ -9,8 +9,8 @@ import com.ruoyi.common.exception.file.FileNameLengthLimitExceededException;
 import com.ruoyi.common.exception.file.FileSizeLimitExceededException;
 import com.ruoyi.common.exception.file.InvalidExtensionException;
 import com.ruoyi.common.utils.DateUtils;
+import com.ruoyi.common.utils.IdUtils;
 import com.ruoyi.common.utils.StringUtils;
-import com.ruoyi.common.utils.security.Md5Utils;
 import com.ruoyi.framework.config.RuoYiConfig;
 
 /**
@@ -35,8 +35,6 @@ public class FileUploadUtils
      */
     private static String defaultBaseDir = RuoYiConfig.getProfile();
 
-    private static int counter = 0;
-
     public static void setDefaultBaseDir(String defaultBaseDir)
     {
         FileUploadUtils.defaultBaseDir = defaultBaseDir;
@@ -125,7 +123,7 @@ public class FileUploadUtils
     {
         String fileName = file.getOriginalFilename();
         String extension = getExtension(file);
-        fileName = DateUtils.datePath() + "/" + encodingFilename(fileName) + "." + extension;
+        fileName = DateUtils.datePath() + "/" + IdUtils.fastUUID() + "." + extension;
         return fileName;
     }
 
@@ -152,16 +150,6 @@ public class FileUploadUtils
         return pathFileName;
     }
 
-    /**
-     * 编码文件名
-     */
-    private static final String encodingFilename(String fileName)
-    {
-        fileName = fileName.replace("_", " ");
-        fileName = Md5Utils.hash(fileName + System.nanoTime() + counter++);
-        return fileName;
-    }
-
     /**
      * 文件大小校验
      *
diff --git a/ruoyi/src/main/java/com/ruoyi/common/utils/security/Md5Utils.java b/ruoyi/src/main/java/com/ruoyi/common/utils/sign/Md5Utils.java
similarity index 93%
rename from ruoyi/src/main/java/com/ruoyi/common/utils/security/Md5Utils.java
rename to ruoyi/src/main/java/com/ruoyi/common/utils/sign/Md5Utils.java
index 40e8030..df1e23f 100644
--- a/ruoyi/src/main/java/com/ruoyi/common/utils/security/Md5Utils.java
+++ b/ruoyi/src/main/java/com/ruoyi/common/utils/sign/Md5Utils.java
@@ -1,4 +1,4 @@
-package com.ruoyi.common.utils.security;
+package com.ruoyi.common.utils.sign;
 
 import java.security.MessageDigest;
 import org.slf4j.Logger;
diff --git a/ruoyi/src/main/java/com/ruoyi/project/system/service/impl/SysUserServiceImpl.java b/ruoyi/src/main/java/com/ruoyi/project/system/service/impl/SysUserServiceImpl.java
index 28788e4..b6842e9 100644
--- a/ruoyi/src/main/java/com/ruoyi/project/system/service/impl/SysUserServiceImpl.java
+++ b/ruoyi/src/main/java/com/ruoyi/project/system/service/impl/SysUserServiceImpl.java
@@ -454,5 +454,4 @@ public class SysUserServiceImpl implements ISysUserService
         }
         return successMsg.toString();
     }
-
 }