diff --git a/app/views/users/_memberships.html.erb b/app/views/users/_memberships.html.erb
index 5f61d2ce2..c0d8051ae 100644
--- a/app/views/users/_memberships.html.erb
+++ b/app/views/users/_memberships.html.erb
@@ -25,7 +25,8 @@
                            :style => 'display:none;'}) do %>
         <p><% roles.each do |role| %>
         <label><%= check_box_tag 'membership[role_ids][]', role.id, membership.roles.include?(role),
-                                                           :disabled => membership.member_roles.detect {|mr| mr.role_id == role.id && !mr.inherited_from.nil?} %> <%=h role %></label><br />
+                                                           :disabled => membership.member_roles.detect {|mr| mr.role_id == role.id && !mr.inherited_from.nil?},
+                                                           :id => nil %> <%=h role %></label><br />
         <% end %></p>
         <%= hidden_field_tag 'membership[role_ids][]', '' %>
         <p><%= submit_tag l(:button_change) %>
@@ -58,7 +59,7 @@
 <%= select_tag 'membership[project_id]', options_for_membership_project_select(@user, projects) %>
 <p><%= l(:label_role_plural) %>:
 <% roles.each do |role| %>
-  <label><%= check_box_tag 'membership[role_ids][]', role.id %> <%=h role %></label>
+  <label><%= check_box_tag 'membership[role_ids][]', role.id, false, :id => nil %> <%=h role %></label>
 <% end %></p>
 <p><%= submit_tag l(:button_add) %></p>
 <% end %>