diff --git a/app/views/org_document_comments/_new.html.erb b/app/views/org_document_comments/_new.html.erb
index 91bcad2a9..b7a9b3a0f 100644
--- a/app/views/org_document_comments/_new.html.erb
+++ b/app/views/org_document_comments/_new.html.erb
@@ -15,7 +15,7 @@
 <%= form_tag organization_org_document_comments_path(:organization_id => @organization.id), :id => 'new_org_document_form' do |f| %>
     <div class="resources">
       <div>
-        <input class="postDetailInput fl" name="org_document_comment[title]" id="document_title" style="resize:none;" onfocus = "$('#org_document_editor').show();" onblur="check_org_title();" placeholder="请输入文章标题" />
+        <input class="postDetailInput fl" maxlength="250" name="org_document_comment[title]" id="document_title" style="resize:none;" onfocus = "$('#org_document_editor').show();" onblur="check_org_title();" placeholder="请输入文章标题" />
       </div>
       <div id="doc_title_hint"></div>
       <div class="cl"></div>