diff --git a/public/react/src/modules/courses/members/studentsList.js b/public/react/src/modules/courses/members/studentsList.js
index 175aefb6a..3a5a55b71 100644
--- a/public/react/src/modules/courses/members/studentsList.js
+++ b/public/react/src/modules/courses/members/studentsList.js
@@ -26,11 +26,11 @@ const buildColumns = (that,isParent) => {
   let showSorter = isParent==true
   const courseId = that.props.match.params.coursesId 
   const columns=[{
-    title: '序号',
+    title: '序号1',
     dataIndex: 'id',
     key: 'id',
     align:'center',
-    width:"10%",
+    width:"8%",
     className:"color-grey-6",
     render: (id, student, index) => {
       return (that.state.page - 1) * 20 + index + 1
@@ -143,7 +143,7 @@ const buildColumns = (that,isParent) => {
     columns.push({
       title: '操作',
       key: 'action',
-      width: '20%',
+      width: '22%',
       align:'center',
       render: (text, record) => {
         return (