diff --git a/src/config/const/header-nav.ts b/src/config/const/header-nav.ts
index 50c2ba8a..82a173d9 100644
--- a/src/config/const/header-nav.ts
+++ b/src/config/const/header-nav.ts
@@ -78,7 +78,7 @@ const defaultFooterNav: DefaultFooterNav = {
         is_icon_show: '1',
         icon_src: {},
         icon_img: [],
-        icon_class: '',
+        icon_class: 'search',
         search_botton_img: [],
         search_botton_icon: '',
         is_tips_show: '1',