diff --git a/sale.xml b/sale.xml
index e89f33f..3433d1c 100644
--- a/sale.xml
+++ b/sale.xml
@@ -5,7 +5,7 @@ The COPYRIGHT file at the top level of this repository contains the full copyrig
     <data>
         <record model="ir.ui.view" id="sale_view_form">
             <field name="model">sale.sale</field>
-            <field name="type">form</field>
+            <field name="type" eval="None"/>
             <field name="inherit" ref="sale.sale_view_form"/>
             <field name="name">sale_form</field>
         </record>
@@ -13,7 +13,7 @@ The COPYRIGHT file at the top level of this repository contains the full copyrig
     <data>
         <record model="ir.ui.view" id="sale_view_tree">
             <field name="model">sale.sale</field>
-            <field name="type">tree</field>
+            <field name="type" eval="None"/>
             <field name="inherit" ref="sale.sale_view_tree"/>
             <field name="name">sale_list</field>
         </record>