diff --git a/public/assets/wechat/edit_class.html b/public/assets/wechat/edit_class.html
index 68b84aee6..b4f5d8cc3 100644
--- a/public/assets/wechat/edit_class.html
+++ b/public/assets/wechat/edit_class.html
@@ -5,7 +5,7 @@
     <form novalidate name="classForm">
         <div class="course-list-row f13 c-grey3 mt30"><span class="fl ml15 c-grey3">课程名称</span><input ng-change="syllabus.change = true" ng-class="['new-class-input ml25', {'c-grey':syllabus.change} ]" ng-model="syllabus.tmptitle" required placeholder="如：软件工程" /></div>
 
-        <div class="course-list-row f13 c-grey3 mt10" ng-repeat="course in syllabus.courses" ng-show="course.can_setting"><span class="fl ml15 c-grey3">班级名称</span><input ng-change="course.change = true" required ng-class="['new-class-input ml25', {'c-grey':course.change} ]" ng-model="course.tmpname" placeholder="如：软件工程计算机学院A班" /><a ng-click="deleteClass($index)" class="fr mr10 c-grey6 delete-class-link">删除</a></div>
+        <div class="course-list-row f13 c-grey3 mt10" ng-repeat="course in syllabus.courses" ng-show="course.can_setting"><span class="fl ml15 c-grey3">班级名称</span><input ng-change="course.change = true" required ng-class="['new-class-input ml25', {'c-grey':course.change} ]" ng-model="course.tmpname" placeholder="如：计算机系2016秋季A班" /><a ng-click="deleteClass($index)" class="fr mr10 c-grey6 delete-class-link">删除</a></div>
         <div class="tac"><a ng-click="addClass()" class="link-blue2 f13 mt15 inline-block add-class-link">+新增班级</a></div>
         <a ng-click="newClass(classForm, syllabus)" ng-class="['finish-btn', {'btn-disabled':!classForm.$valid} ]" >完成</a>
     </form>