diff --git a/app/views/competition_teams/_competition_team_detail_course.html.erb b/app/views/competition_teams/_competition_team_detail_course.html.erb
index 0401c104..49f3e7e4 100644
--- a/app/views/competition_teams/_competition_team_detail_course.html.erb
+++ b/app/views/competition_teams/_competition_team_detail_course.html.erb
@@ -22,7 +22,7 @@
     <% @records.each do |record| %>
       <%
         course = record.snapshot['course']
-        total_members_count += record.snapshot['members_count'].to_i
+        total_members_count += course.students.count
         total_shixun_homework_count += record.snapshot['shixun_homework_count'].to_i
         total_valid_homework_count += record.snapshot['valid_myshixun_count'].to_i
         total_course_score += record.score.to_i
@@ -34,7 +34,7 @@
             <span class="task-hide fl" style="max-width: 480px;"><%= course.name %></span>
           <% end %>
         </td>
-        <td width="10%"><%= record.snapshot['members_count'].to_i %></td>
+        <td width="10%"><%= course.students.count %></td>
         <td width="15%"><%= record.snapshot['shixun_homework_count'].to_i || '--' %></td>
         <td width="10%"><%= record.snapshot['valid_myshixun_count'].to_i %></td>
         <td width="15%"><%= record.score.to_i.zero? ? '--' : record.score.to_i %></td>
@@ -67,7 +67,7 @@
             <span class="task-hide fl" style="max-width: 480px;"><%= course.name %></span>
           <% end %>
         </td>
-        <td width="10%"><%= course.members_count %></td>
+        <td width="10%"><%= course.students.count %></td>
         <td width="15%"><%= course['shixun_homework_count'].presence || '--' %></td>
         <td width="10%"><%= @course_myshixun_map.fetch(course.id, '--') %></td>
         <td width="15%"><%= score.zero? ? '--' : score %></td>