diff --git a/mass_mailing_event_registration_exclude/views/mailing_mailing_views.xml b/mass_mailing_event_registration_exclude/views/mailing_mailing_views.xml
index 4804c2f1a..45a1cf203 100644
--- a/mass_mailing_event_registration_exclude/views/mailing_mailing_views.xml
+++ b/mass_mailing_event_registration_exclude/views/mailing_mailing_views.xml
@@ -1,27 +1,30 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8" ?>
 <!-- Copyright 2016 Antonio Espinosa <antonio.espinosa@tecnativa.com>
      License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). -->
-
 <odoo>
 
 <record model="ir.ui.view" id="view_mail_mass_mailing_form">
     <field name="name">Add event and exclude</field>
     <field name="model">mailing.mailing</field>
-    <field name="inherit_id" ref="mass_mailing.view_mail_mass_mailing_form"/>
+    <field name="inherit_id" ref="mass_mailing.view_mail_mass_mailing_form" />
     <field name="arch" type="xml">
         <field name="mailing_domain" position="attributes">
-            <attribute name="context">{'search_default_not_opt_out': 1, 'exclude_mass_mailing': active_id}</attribute>
+            <attribute
+                    name="context"
+                >{'search_default_not_opt_out': 1, 'exclude_mass_mailing': active_id}</attribute>
         </field>
         <notebook position="before">
             <group>
                 <group>
-                    <field name="event_id"/>
+                    <field name="event_id" />
                 </group>
                 <group>
-                    <field name="exclude_event_state_ids"
-                           widget="many2many_tags"
-                           options="{'no_create_edit': True}"
-                           attrs="{'invisible': [('event_id', '=', False)]}"/>
+                    <field
+                            name="exclude_event_state_ids"
+                            widget="many2many_tags"
+                            options="{'no_create_edit': True}"
+                            attrs="{'invisible': [('event_id', '=', False)]}"
+                        />
                 </group>
             </group>
         </notebook>