diff --git a/app/views/layouts/_course_base_info.html.erb b/app/views/layouts/_course_base_info.html.erb
index c2fe181fe..65c065672 100644
--- a/app/views/layouts/_course_base_info.html.erb
+++ b/app/views/layouts/_course_base_info.html.erb
@@ -31,7 +31,7 @@
 <div class="cl"></div>
 <div class="sy_class_logo fl">
   <div class="pr" style="width: 96px; height:96px;">
-     <% if User.current.logged? && (User.current == @course.teacher || User.current.admin?)%>
+     <% if is_teacher%>
        <%=link_to image_tag(url_to_avatar(@course),width:"96", height: "96", :id=>'nh_source_tx'), my_clear_user_avatar_temp_path(:course => @course.id), :remote => true%>
        <div class="homepageEditProfile undis">
          <%=link_to '', my_clear_user_avatar_temp_path(:course => @course.id), :class => 'homepageEditProfileIcon', :title => '点击编辑头像', :remote => true %>