diff --git a/app/views/versions/_form.html.erb b/app/views/versions/_form.html.erb
index abb28c658..d9a02b8f1 100644
--- a/app/views/versions/_form.html.erb
+++ b/app/views/versions/_form.html.erb
@@ -20,7 +20,7 @@
     </li>
     <li >
       <label class="label02">日期：</label>
-      <%= f.text_field :effective_date, :size => 10, :readonly => true,:class=>"fl" ,:style=>"margin-left:7px;"%>
+      <%= f.text_field :effective_date, :size => 10, :readonly => true,:class=>"fl" ,:style=>"margin-left:7px;",:label=>""%>
       <%= calendar_for('version_effective_date') %>
     </li>
     <div class="cl mb10"></div>