diff --git a/addons/delivery/views/delivery_portal_template.xml b/addons/delivery/views/delivery_portal_template.xml
index 6816f1aa44d..4a92df89085 100644
--- a/addons/delivery/views/delivery_portal_template.xml
+++ b/addons/delivery/views/delivery_portal_template.xml
@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
 <odoo>
     <template id="sale_order_portal_content_inherit_sale_stock_inherit_website_sale_delivery"
         name="Shipping tracking on orders followup"
diff --git a/addons/delivery/views/report_deliveryslip.xml b/addons/delivery/views/report_deliveryslip.xml
index 330da603099..3e5cf889e50 100644
--- a/addons/delivery/views/report_deliveryslip.xml
+++ b/addons/delivery/views/report_deliveryslip.xml
@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
 <odoo>
     <template id="report_delivery_document2" inherit_id="stock.report_delivery_document">
         <xpath expr="//div[@name='div_sched_date']" position="after">
diff --git a/addons/delivery/views/report_package_barcode.xml b/addons/delivery/views/report_package_barcode.xml
index f37e723b63f..5cc154f1e32 100644
--- a/addons/delivery/views/report_package_barcode.xml
+++ b/addons/delivery/views/report_package_barcode.xml
@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
 <odoo>
     <template id="label_package_template_view_delivery" inherit_id="stock.label_package_template_view">
         <xpath expr="//t[@name='datamatrix_pack_date']" position="after">
diff --git a/addons/delivery/views/report_shipping.xml b/addons/delivery/views/report_shipping.xml
index 2eb90476db3..9409be25b39 100644
--- a/addons/delivery/views/report_shipping.xml
+++ b/addons/delivery/views/report_shipping.xml
@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
 <odoo>
     <template id="report_shipping2" inherit_id="stock.report_picking">
         <xpath expr="//div[@name='div_sched_date']" position="after">