diff --git a/purchase_usability_extension/purchase.py b/purchase_usability_extension/purchase.py
index 3dd40cb..1f85687 100644
--- a/purchase_usability_extension/purchase.py
+++ b/purchase_usability_extension/purchase.py
@@ -1,6 +1,6 @@
-# coding: utf-8
-#    Copyright (C) 2015 Akretion (http://www.akretion.com)
-#    @author Alexis de Lattre <alexis.delattre@akretion.com>
+# -*- coding: utf-8 -*-
+# © 2015-2017 Akretion (http://www.akretion.com)
+# @author Alexis de Lattre <alexis.delattre@akretion.com>
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 from openerp import models, fields, api
diff --git a/purchase_usability_extension/stock_view.xml b/purchase_usability_extension/stock_view.xml
index 2866924..7c6026d 100644
--- a/purchase_usability_extension/stock_view.xml
+++ b/purchase_usability_extension/stock_view.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!--
-  Copyright (C) 2017 Akretion (http://www.akretion.com/)
+  © 2017 Akretion (http://www.akretion.com/)
   @author: Alexis de Lattre <alexis.delattre@akretion.com>
   License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 -->
@@ -8,6 +8,7 @@
 <openerp>
 <data>
 
+
 <record id="view_picking_form" model="ir.ui.view">
     <field name="name">purchase_usability.stock.picking.form</field>
     <field name="model">stock.picking</field>
diff --git a/purchase_usability_extension/supplierinfo.py b/purchase_usability_extension/supplierinfo.py
index 50c9bd3..6fc276c 100644
--- a/purchase_usability_extension/supplierinfo.py
+++ b/purchase_usability_extension/supplierinfo.py
@@ -1,4 +1,4 @@
-# coding: utf-8
+# -*- coding: utf-8 -*-
 # © 2015 David BEAL @ Akretion
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).