diff --git a/addons/account/account_invoice.py b/addons/account/account_invoice.py
index b01fc974bef..19bf90b9f2e 100644
--- a/addons/account/account_invoice.py
+++ b/addons/account/account_invoice.py
@@ -185,7 +185,7 @@ class account_invoice(osv.osv):
     _columns = {
         'name': fields.char('Description', size=64, select=True, readonly=True, states={'draft':[('readonly',False)]}),
         'origin': fields.char('Source Document', size=64, help="Reference of the document that produced this invoice.", readonly=True, states={'draft':[('readonly',False)]}),
-        'supplier_invoice_number': fields.char('Supplier Invoice Number', size=64, help="The reference of this invoice as provided by the supplier.", readonly=True, states={'draft':[('readonly',False)]}),
+        'supplier_invoice_number': fields.char('Partner Reference', size=64, help="The reference of this invoice as provided by the supplier.", readonly=True, states={'draft':[('readonly',False)]}),
         'type': fields.selection([
             ('out_invoice','Customer Invoice'),
             ('in_invoice','Supplier Invoice'),