diff --git a/app/views/homework_common/_homework_common_form.html.erb b/app/views/homework_common/_homework_common_form.html.erb
index 28aa490de..fa45397f0 100644
--- a/app/views/homework_common/_homework_common_form.html.erb
+++ b/app/views/homework_common/_homework_common_form.html.erb
@@ -4,7 +4,7 @@
       <span class="c_red">*</span>
       &nbsp;<%= l(:field_name)%>：&nbsp;
     </label>
-    <input  type="text" name="homework_common[name]" id="homework_name" class="w548 h26  fl" maxlength="<%= Bid::NAME_LENGTH_LIMIT%>" onkeyup="regex_homework_name();" value="<%= homework.name%>" >
+    <input  type="text" name="homework_common[name]" id="homework_name" class="w548 h26  fl" maxlength="255" onkeyup="regex_homework_name();" value="<%= homework.name%>" >
     <p id="homework_name_span" class="c_red ml110"></p>
   </li>
   <div class="cl"></div>