diff --git a/addons/crm/crm_lead_view.xml b/addons/crm/crm_lead_view.xml
index cb4302166a1..aa5aac76b9d 100644
--- a/addons/crm/crm_lead_view.xml
+++ b/addons/crm/crm_lead_view.xml
@@ -408,7 +408,7 @@
                         <group>
                             <group>
                                 <field name="partner_id"
-                                    on_change="onchange_partner_id(partner_id, email_from)"
+                                    on_change="on_change_partner_id(partner_id)"
                                     string="Customer"
                                     context="{'default_name': partner_name, 'default_email': email_from, 'default_phone': phone}"/>
                                 <field name="email_from" string="Email"/>