diff --git a/base_report_to_printer/wizards/print_attachment_report.py b/base_report_to_printer/wizards/print_attachment_report.py
index 65914eb..93ad0ce 100644
--- a/base_report_to_printer/wizards/print_attachment_report.py
+++ b/base_report_to_printer/wizards/print_attachment_report.py
@@ -1,9 +1,8 @@
-# -*- coding: utf-8 -*-
 # Copyright 2020 Camptocamp SA
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl)
 import base64
 
-from openerp import _, models, api, fields
+from odoo import _, models, api, fields
 
 
 class PrintAttachment(models.TransientModel):
@@ -59,7 +58,10 @@ class PrintAttachmentLine(models.TransientModel):
     attachment_id = fields.Many2one(
         'ir.attachment',
         required=True,
-        domain="['|', ('mimetype', '=', 'application/pdf'), ('mimetype', '=', 'application/octet-stream')]"
+        domain=(
+            "['|', ('mimetype', '=', 'application/pdf'), "
+            "('mimetype', '=', 'application/octet-stream')]"
+        )
     )
     record_name = fields.Char(related="attachment_id.res_name", readonly=True)
     copies = fields.Integer(default=1)
diff --git a/base_report_to_printer/wizards/print_attachment_report.xml b/base_report_to_printer/wizards/print_attachment_report.xml
index cc10e42..1625737 100644
--- a/base_report_to_printer/wizards/print_attachment_report.xml
+++ b/base_report_to_printer/wizards/print_attachment_report.xml
@@ -1,50 +1,51 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<openerp>
-    <data>
-        <record id="wizard_print_attachment_form" model="ir.ui.view">
-            <field name="name">wizard.print.attachment</field>
-            <field name="model">wizard.print.attachment</field>
-            <field name="arch" type="xml">
-                <form string="Print attachments">
-                    <group>
-                        <field name="printer_id" />
-                        <field name="attachment_line_ids">
-                            <tree editable="top">
-                                <field name="attachment_id" create="0" />
-                                <field name="record_name" />
-                                <field name="copies" />
-                            </tree>
-                        </field>
-                    </group>
-                    <footer>
-                        <button name="print_attachments" string="Print" type="object" class="oe_highlight"/>
-                        or
-                        <button string="Cancel" class="oe_link" special="cancel"/>
-                    </footer>
-                </form>
-            </field>
-        </record>
-        <record id="wizard_print_attachment_line_form" model="ir.ui.view">
-            <field name="name">wizard.print.attachment.line.form</field>
-            <field name="model">wizard.print.attachment.line</field>
-            <field name="arch" type="xml">
-                <form>
-                    <group>
-                        <field name="attachment_id" create="0" />
-                        <field name="record_name" />
-                        <field name="copies" />
-                    </group>
-                </form>
-            </field>
-        </record>
-        <record id="action_wizard_print_attachment" model="ir.actions.act_window" >
-            <field name="name">Print Attachments</field>
-            <field name="type">ir.actions.act_window</field>
-            <field name="res_model">wizard.print.attachment</field>
-            <field name="view_type">form</field>
-            <field name="view_mode">form</field>
-            <field name="target">new</field>
-        </record>
-        <menuitem id="menu_action_wizard_print_attachment" action="action_wizard_print_attachment" sequence="50" parent="printing_menu" />
-    </data>
-</openerp>
+<odoo>
+    <record id="wizard_print_attachment_form" model="ir.ui.view">
+        <field name="name">wizard.print.attachment</field>
+        <field name="model">wizard.print.attachment</field>
+        <field name="arch" type="xml">
+            <form string="Print attachments">
+                <group>
+                    <field name="printer_id" />
+                    <field name="attachment_line_ids">
+                        <tree editable="top">
+                            <field name="attachment_id" create="0" />
+                            <field name="record_name" />
+                            <field name="copies" />
+                        </tree>
+                    </field>
+                </group>
+                <footer>
+                    <button name="print_attachments" type="object"
+                        string="Print" class="btn-primary"/>
+                    <button string="Cancel" class="btn-secondary" special="cancel"/>
+                </footer>
+            </form>
+        </field>
+    </record>
+    <record id="wizard_print_attachment_line_form" model="ir.ui.view">
+        <field name="name">wizard.print.attachment.line.form</field>
+        <field name="model">wizard.print.attachment.line</field>
+        <field name="arch" type="xml">
+            <form>
+                <group>
+                    <field name="attachment_id" create="0" />
+                    <field name="record_name" />
+                    <field name="copies" />
+                </group>
+            </form>
+        </field>
+    </record>
+    <record id="action_wizard_print_attachment" model="ir.actions.act_window" >
+        <field name="name">Print Attachments</field>
+        <field name="type">ir.actions.act_window</field>
+        <field name="res_model">wizard.print.attachment</field>
+        <field name="view_type">form</field>
+        <field name="view_mode">form</field>
+        <field name="target">new</field>
+    </record>
+    <menuitem id="menu_action_wizard_print_attachment"
+        action="action_wizard_print_attachment"
+        sequence="50"
+        parent="printing_menu" />
+</odoo>