diff --git a/pages/index/index.js b/pages/index/index.js
index a370986..494d08b 100644
--- a/pages/index/index.js
+++ b/pages/index/index.js
@@ -43,7 +43,7 @@ Page({
     leftColumnGoods: [],
     rightColumnGoods: [],
     selectedCategory: '全部',
-    categories: ['全部', '粉壳', '红壳', '绿壳', '白壳'],
+    categories: ['全部', '粉壳', '褐壳', '绿壳', '白壳'],
     loadingMore: false,
     hasMoreData: true,
     page: 1,
diff --git a/utils/api.js b/utils/api.js
index 6037937..9088fc7 100644
--- a/utils/api.js
+++ b/utils/api.js
@@ -3925,12 +3925,12 @@ module.exports = {
         } else {
           // 如果接口不存在，返回默认分类
           console.warn('获取分类接口未实现，返回默认分类');
-          resolve(['全部', '粉壳', '红壳', '绿壳', '白壳']);
+          resolve(['全部', '粉壳', '褐壳', '绿壳', '白壳']);
         }
       }).catch(err => {
         console.error('获取商品分类列表失败:', err);
         // 失败时返回默认分类
-        resolve(['全部', '粉壳', '红壳', '绿壳', '白壳']);
+        resolve(['全部', '粉壳', '褐壳', '绿壳', '白壳']);
       });
     });
   }