diff --git a/app/views/layouts/_header.html.erb b/app/views/layouts/_header.html.erb
index dbb9966b6..efe9efdf8 100644
--- a/app/views/layouts/_header.html.erb
+++ b/app/views/layouts/_header.html.erb
@@ -49,7 +49,7 @@
         </ul>
       </li>
     </ul>
-    <% if @user %>
+    <% if @user && @user.id %>
       <div class='dropdown user-menu logged-in'>
         <a class='dropdown-toggle' data-toggle='dropdown' href="#">
           <%= user_thumbnail_tiny(@user, :size => 25, :width => 25, :height => 25)