diff --git a/src/main/java/com/example/building/controller/ProductController.java b/src/main/java/com/example/building/controller/ProductController.java
index 1a596f8..c3f5e18 100644
--- a/src/main/java/com/example/building/controller/ProductController.java
+++ b/src/main/java/com/example/building/controller/ProductController.java
@@ -3,6 +3,7 @@ package com.example.building.controller;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.example.building.common.Result;
 import com.example.building.entity.Category;
+import com.example.building.entity.CategoryAttribute;
 import com.example.building.entity.Product;
 import com.example.building.service.ProductService;
 import com.example.building.service.CategoryAttributeService;
@@ -156,7 +157,7 @@ public class ProductController {
     @PostMapping("/categories/{categoryId}/attributes")
     public Result<Void> saveCategoryAttributes(
             @PathVariable String categoryId,
-            @RequestBody List<Map<String, Object>> attrs,
+            @RequestBody List<CategoryAttribute> attrs,
             @RequestHeader(value = "X-User-Role", required = false) String role) {
         if (!"admin".equals(role)) {
             return Result.error("只有管理员可以操作");
diff --git a/src/main/java/com/example/building/service/impl/CategoryAttributeServiceImpl.java b/src/main/java/com/example/building/service/impl/CategoryAttributeServiceImpl.java
index 8ae9ad2..7abaa17 100644
--- a/src/main/java/com/example/building/service/impl/CategoryAttributeServiceImpl.java
+++ b/src/main/java/com/example/building/service/impl/CategoryAttributeServiceImpl.java
@@ -48,13 +48,6 @@ public class CategoryAttributeServiceImpl implements CategoryAttributeService {
                 attr.setCategoryId(categoryId);
                 attr.setSortOrder(i);
                 
-                // 处理 required 字段类型（前端可能是 Boolean，后端存 Integer）
-                if (attr.getRequired() != null) {
-                    if (attr.getRequired() instanceof Boolean) {
-                        attr.setRequired(((Boolean) attr.getRequired()) ? 1 : 0);
-                    }
-                }
-                
                 System.out.println("  attr: " + attr.getName() + ", type=" + attr.getAttrType() + ", unit=" + attr.getUnit());
                 categoryAttributeMapper.insert(attr);
             }