diff --git a/flossom-modules/flossom-system/src/main/java/com/flossom/system/controller/SysTagController.java b/flossom-modules/flossom-system/src/main/java/com/flossom/system/controller/SysTagController.java
index 1fed3e8..e252df1 100644
--- a/flossom-modules/flossom-system/src/main/java/com/flossom/system/controller/SysTagController.java
+++ b/flossom-modules/flossom-system/src/main/java/com/flossom/system/controller/SysTagController.java
@@ -23,6 +23,7 @@ import org.springframework.web.bind.annotation.*;
 
 import javax.servlet.http.HttpServletResponse;
 import java.util.List;
+import java.util.Objects;
 
 /**
  * 标签信息
@@ -85,6 +86,17 @@ public class SysTagController extends BaseController {
         if (!tagService.checkDeptNameUnique(tag)) {
             return error("新增标签'" + tag.getTagName() + "'失败，标签名称已存在");
         }
+        // 获取到父标签，检查是否顶级标签
+        if (Objects.isNull(tag.getParentId())) {
+            return error("父标签不能为空");
+        }
+        SysTag sysParentTag = tagService.selectDeptById(tag.getParentId());
+        if (Objects.isNull(sysParentTag)) {
+            return error("父标签不存在");
+        }
+        if (!"0".equals(sysParentTag.getParentId().toString())) {
+            return error("创建子标签失败,目前只支持二级标签的创建");
+        }
         tag.setCreateBy(SecurityUtils.getUsername());
         return toAjax(tagService.insertDept(tag));
     }