diff --git a/app/views/stages/destroy.js.erb b/app/views/stages/destroy.js.erb
index 6fb2a2c29..a111c8e88 100644
--- a/app/views/stages/destroy.js.erb
+++ b/app/views/stages/destroy.js.erb
@@ -1,5 +1,8 @@
 <% if @status == 1 %>
 $("#stage_div_<%= @stage.id %>").remove();
+<% @subject.stages.each do |stage| %>
+    $("#stage_div_<%= stage.id %>").find(".subject_stage_index").html("<%= stage.position %>");
+<% end %>
 $("#subject_top").html("<%= j(render :partial => 'subjects/subject_top') %>");
 <% else %>
 notice_box("删除失败");
diff --git a/app/views/subjects/show.html.erb b/app/views/subjects/show.html.erb
index 2f3f3693a..c92282443 100644
--- a/app/views/subjects/show.html.erb
+++ b/app/views/subjects/show.html.erb
@@ -20,7 +20,7 @@
         <div class="lesson-saved-list-item pt20 pb20 bor-grey-e user_bg_shadow mb20" style = "border-radius:4px;" id="stage_div_<%= stage.id %>">
           <p class="clearfix title-line ml20 mr20">
             <i class="fa fa-pause-circle color-light-green font-22 transform90 mr5"></i>
-            <span class="font-18 font-bd">第<%= s_index + 1 %>章&nbsp;&nbsp;<%= stage.name %></span>
+            <span class="font-18 font-bd">第<span class="subject_stage_index"><%= s_index + 1 %></span>章&nbsp;&nbsp;<%= stage.name %></span>
             <% if User.current.manager_of_subject?(@subject) %>
                 <a href="javascript:void(0);" class="fr" onclick="edit_stage(<%= stage.id %>)"><i class="fa fa-pencil mt8 color-grey-c edit" data-tip-down="编辑"></i></a>
                 <a href="javascript:void(0);" class="fr" onclick="delete_confirm_box_2('<%= stage_path(stage) %>', '确定要删除该阶段吗？');"><i class="fa fa-trash mt8 mr10 color-grey-c delete" data-tip-down="删除"></i></a>