diff --git a/bin/addons/base/res/partner/partner.py b/bin/addons/base/res/partner/partner.py
index ba720465082..9bbe3be4b1b 100644
--- a/bin/addons/base/res/partner/partner.py
+++ b/bin/addons/base/res/partner/partner.py
@@ -191,7 +191,6 @@ class res_partner(osv.osv):
 		'responsible': fields.many2one('res.users', 'Users'),
 		'vat': fields.char('VAT',size=32 ,help="Value Added Tax number"),
 		'bank_ids': fields.one2many('res.partner.bank', 'partner_id', 'Banks'),
-		'sales': fields.one2many('sale.order', 'partner_id', 'Sales'),
 		'website': fields.char('Website',size=64),
 		'comment': fields.text('Notes'),
 		'address': fields.one2many('res.partner.address', 'partner_id', 'Contacts'),