diff --git a/public/assets/wechat/class_list.html b/public/assets/wechat/class_list.html
index c1e1a2123..b215db763 100644
--- a/public/assets/wechat/class_list.html
+++ b/public/assets/wechat/class_list.html
@@ -5,7 +5,7 @@
     <div ng-repeat="syllabus in syllabuses">
         <div ng-click="syllabus.show_plus = !syllabus.show_plus" class="course-list-row f13 c-grey3 mt10"><img src="/images/wechat/plus.png" ng-show="syllabus.show_plus" width="15" class="fl ml10 mt11 spread-btn" /><img src="/images/wechat/minus.png" ng-show="!syllabus.show_plus" width="15" class="fl ml10 mt11 retract-btn " /><span class="fl ml10">{{syllabus.title}}</span><img src="/images/wechat/setting.png" ng-show = "syllabus.can_setting" width="15" class="fr mr10 mt10" ng-click="onSetting(syllabus)" /></div>
         <ul ng-show="!syllabus.show_plus" class="class-list f13 c-grey3">
-            <li ng-click="goClass(course.id)" ng-repeat="course in syllabus.courses" ng-class="{'border-bottom-none': $last}">
+            <li ng-show="course.id" ng-click="goClass(course.id)" ng-repeat="course in syllabus.courses" ng-class="{'border-bottom-none': $last}">
                 <img src="/images/wechat/dot.png" width="15px" class="class-list-dot" />
                 <span class="fl ml10 class-list-name hidden">{{course.name}}</span>
                 <span class="fr c-grey4">&gt;</span>