diff --git a/public/react/src/modules/courses/members/studentsList.js b/public/react/src/modules/courses/members/studentsList.js
index 5c56afbe0..175aefb6a 100644
--- a/public/react/src/modules/courses/members/studentsList.js
+++ b/public/react/src/modules/courses/members/studentsList.js
@@ -557,6 +557,7 @@ class studentsList extends Component{
     })
     if (response && response.data.status == 0) {
       this.props.showNotification('加入成功')
+      this.props.updataleftNavfun()
       this.fetchAll()
     }
   }