diff --git a/maku-boot-system/src/main/java/net/maku/system/service/impl/SysUserServiceImpl.java b/maku-boot-system/src/main/java/net/maku/system/service/impl/SysUserServiceImpl.java
index b023da6..f430414 100644
--- a/maku-boot-system/src/main/java/net/maku/system/service/impl/SysUserServiceImpl.java
+++ b/maku-boot-system/src/main/java/net/maku/system/service/impl/SysUserServiceImpl.java
@@ -257,8 +257,9 @@ public class SysUserServiceImpl extends BaseServiceImpl<SysUserDao, SysUserEntit
         List<SysUserEntity> list = list(Wrappers.lambdaQuery(SysUserEntity.class).eq(SysUserEntity::getSuperAdmin, SuperAdminEnum.NO.getValue()));
         List<SysUserExcelVO> userExcelVOS = SysUserConvert.INSTANCE.convert2List(list);
         transService.transBatch(userExcelVOS);
+        String fileName = "system_user_excel";
         // 写到浏览器打开
-        ExcelUtils.excelExport(SysUserExcelVO.class, "system_user_excel" + DateUtils.format(new Date()), null, userExcelVOS);
+        ExcelUtils.excelExport(SysUserExcelVO.class, fileName + DateUtils.format(new Date()), null, userExcelVOS);
     }
 
 }
diff --git a/maku-framework/src/main/java/net/maku/framework/common/utils/ExcelUtils.java b/maku-framework/src/main/java/net/maku/framework/common/utils/ExcelUtils.java
index fbd4fdf..0614721 100644
--- a/maku-framework/src/main/java/net/maku/framework/common/utils/ExcelUtils.java
+++ b/maku-framework/src/main/java/net/maku/framework/common/utils/ExcelUtils.java
@@ -25,6 +25,8 @@ import java.io.FileInputStream;
 import java.io.IOException;
 import java.lang.reflect.Field;
 import java.nio.charset.StandardCharsets;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -172,6 +174,8 @@ public class ExcelUtils {
         response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
         response.setHeader("Access-Control-Expose-Headers", "Content-Disposition");
         response.setCharacterEncoding("UTF-8");
+        String timestamp = LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyyMMddHHmmss"));
+        excelName+=timestamp;
         String fileName = URLUtil.encode(excelName, StandardCharsets.UTF_8);
         response.setHeader("Content-disposition", "attachment;filename=" + fileName + ".xlsx");