diff --git a/app/views/layouts/_base_homework_attach.html.erb b/app/views/layouts/_base_homework_attach.html.erb
index 6b020d806..7e6097744 100644
--- a/app/views/layouts/_base_homework_attach.html.erb
+++ b/app/views/layouts/_base_homework_attach.html.erb
@@ -6,9 +6,9 @@
 
     </tr>
     <tr>
-      <td style="padding-left: 8px"><a><%= link_to request.host()+"/courses", :controller => 'projects', :action => 'course'%></a></td>
-      <td><p class="top-content-list-homework"><%=link_to "主页", home_path %> > <%=link_to l(:label_course_practice), :controller => 'projects', :action => 'course' %> >
-        <span><%= link_to(homework_attach.bid.courses.first.name.to_s, homework_project_path(homework_attach.bid.courses.first)) if homework_attach.bid.courses.first%></span> >
+      <td style="padding-left: 8px"><a><%= link_to request.host()+"/courses", :controller => 'courses', :action => 'index'%></a></td>
+      <td><p class="top-content-list-homework"><%=link_to "主页", home_path %> > <%=link_to l(:label_course_practice), :controller => 'courses', :action => 'index' %> >
+        <span><%= link_to(homework_attach.bid.courses.first.name.to_s, homework_course_path(homework_attach.bid.courses.first)) if homework_attach.bid.courses.first%></span> >
         <%=link_to(homework_attach.bid.name, respond_path(homework_attach.bid)) %> > <span><%= link_to homework_attach.name.nil? ? homework_attach.attachments.first.filename : homework_attach.name,homework_attach_path(homework_attach)%></span></p></td>
     </tr>
   </table>