diff --git a/addons/purchase/views/account_invoice_views.xml b/addons/purchase/views/account_invoice_views.xml
index 7f4fc3bf4e0..a85974931f4 100644
--- a/addons/purchase/views/account_invoice_views.xml
+++ b/addons/purchase/views/account_invoice_views.xml
@@ -63,8 +63,8 @@
                     options="{'no_create': True}"/>
             </field>
             <xpath expr="//field[@name='invoice_line_ids']/tree/field[@name='company_id']" position="after">
-                <field name="purchase_line_id" invisible="1"/>
-                <field name="purchase_id" invisible="1"/>
+                <field name="purchase_line_id" invisible="1" readonly="0"/>
+                <field name="purchase_id" invisible="1" readonly="0"/>
             </xpath>
         </field>
     </record>