diff --git a/app/views/user_admin/new.html.haml b/app/views/user_admin/new.html.haml
--- a/app/views/user_admin/new.html.haml
+++ b/app/views/user_admin/new.html.haml
@@ -1,7 +1,3 @@
 %h1 New user
-= form_tag( {action: 'create'}, { class: 'form-horizontal'}) do
-  = render :partial => 'form'
-  .form-group
-    .col-md-offset-2.col-md-10
-      = submit_tag "Create", class: 'btn btn-primary'
-= link_to 'Back', :action => 'index'
+= simple_form_for @user, url: user_admin_index_path do |f|
+  = render partial: 'form', local: f