diff --git a/addons/account/account_invoice.py b/addons/account/account_invoice.py
index 57f16473b82..2e0c584566d 100644
--- a/addons/account/account_invoice.py
+++ b/addons/account/account_invoice.py
@@ -217,7 +217,7 @@ class account_invoice(osv.osv):
         'date_due': fields.date('Due Date', readonly=True, states={'draft':[('readonly',False)]}, select=True,
             help="If you use payment terms, the due date will be computed automatically at the generation "\
                 "of accounting entries. If you keep the payment term and the due date empty, it means direct payment. The payment term may compute several due dates, for example 50% now, 50% in one month."),
-        'partner_id': fields.many2one('res.partner', 'Partner', change_default=True, readonly=True, required=True, states={'draft':[('readonly',False)]}),
+        'partner_id': fields.many2one('res.partner', 'Supplier', change_default=True, readonly=True, required=True, states={'draft':[('readonly',False)]}),
         'payment_term': fields.many2one('account.payment.term', 'Payment Term',readonly=True, states={'draft':[('readonly',False)]},
             help="If you use payment terms, the due date will be computed automatically at the generation "\
                 "of accounting entries. If you keep the payment term and the due date empty, it means direct payment. "\