diff --git a/app/views/managements/_users_authorization_list.html.erb b/app/views/managements/_users_authorization_list.html.erb
index 5be2d75c..16aa63e1 100644
--- a/app/views/managements/_users_authorization_list.html.erb
+++ b/app/views/managements/_users_authorization_list.html.erb
@@ -38,7 +38,7 @@
         <td><%= user.try(:authentication_status) %></td>
         <td><%= user.try(:professional_status) %></td>
         <td ><span class="edu-txt-w140 task-hide2" title="<%= user.try(:user_extensions).try(:school).try(:name) %>"><%= user.try(:user_extensions).try(:school).try(:name).blank? ? "--" : user.try(:user_extensions).try(:school) %></span></td>
-        <td ><span class="edu-txt-w140 task-hide2"><%= user.try(:user_extensions).department ? user.try(:user_extensions).try(:department).try(:name).to_s : '--' %></span></td>
+        <td ><span class="edu-txt-w140 task-hide2"><%= user.try(:user_extensions).try(:department) ? user.try(:user_extensions).try(:department).try(:name).to_s : '--' %></span></td>
         <td><%= user.last_login_on.blank? ? "--" : (format_time user.last_login_on) %></td>
         <td><%= identity_authentication_status(user) %></td>
         <td class="homepage_teacher">