diff --git a/miniapp/pages/discover/discover.wxml b/miniapp/pages/discover/discover.wxml
index 8097d27..d57a8c4 100644
--- a/miniapp/pages/discover/discover.wxml
+++ b/miniapp/pages/discover/discover.wxml
@@ -15,7 +15,7 @@
     </view>
 
     <!-- 顶部 chip — 每个都有真实 active 状态，对应后端 5 个筛选参数 -->
-    <scroll-view scroll-x class="filter-scroll">
+    <scroll-view scroll-x class="filter-scroll discover-filter-chips">
       <view class="filter-chips">
         <view class="filter-chip {{!hasActiveFilter ? 'active' : ''}}" bindtap="onResetFilter">推荐</view>
         <view class="filter-chip {{applied.regionCode === '321181' ? 'active' : ''}}" bindtap="onTopRegionTap">丹阳本地</view>