diff --git a/app/views/challenges/_form.html.erb b/app/views/challenges/_form.html.erb
index d3d631c1a..f822fd38d 100644
--- a/app/views/challenges/_form.html.erb
+++ b/app/views/challenges/_form.html.erb
@@ -31,6 +31,11 @@
     <%= f.text_field :subject, :class => "panel-form-width-690 panel-form-height-30 fl", :no_label => true, :placeholder => "请输入当前任务的名称（此信息将提前泄露给学员）" %>
     <span style="display: none" class="c_red ml90" id="new_shixun_name">任务名称不能为空</span>
   </li>
+  <li class="clearfix">
+    <label class="panel-form-label fl">文件路径：</label>
+    <%= f.text_field :subject, :class => "panel-form-width-690 panel-form-height-30 fl", :no_label => true, :placeholder => "进入实训后默认打开该文件" %>
+    <span style="display: none" class="c_red ml90" id="new_shixun_name">任务名称不能为空</span>
+  </li>
   <li class="clearfix">
     <label class="panel-form-label fl">预备知识：</label>
     <%= f.kindeditor :ready_knowledge, :placeholder => "请输入完成当前任务依赖的知识点或者其它相关信息，指导学员完成任务", :width=>'87.5%', :height =>159, :resizeType => 0, :no_label => true %>