diff --git a/yudao-module-system/yudao-module-system-server/src/main/java/cn/iocoder/yudao/module/system/service/permission/MenuServiceImpl.java b/yudao-module-system/yudao-module-system-server/src/main/java/cn/iocoder/yudao/module/system/service/permission/MenuServiceImpl.java
index 0d7536a1a..8cb752229 100644
--- a/yudao-module-system/yudao-module-system-server/src/main/java/cn/iocoder/yudao/module/system/service/permission/MenuServiceImpl.java
+++ b/yudao-module-system/yudao-module-system-server/src/main/java/cn/iocoder/yudao/module/system/service/permission/MenuServiceImpl.java
@@ -278,10 +278,6 @@ public class MenuServiceImpl implements MenuService {
         if (menu == null) {
             return;
         }
-        // 如果 id 为空，说明不用比较是否为相同 id 的菜单
-        if (id == null) {
-            return;
-        }
         if (!menu.getId().equals(id)) {
             throw exception(MENU_COMPONENT_NAME_DUPLICATE);
         }