diff --git a/addons/product_visible_discount/product_visible_discount.py b/addons/product_visible_discount/product_visible_discount.py
index 1577dddad73..ece70f36f5c 100644
--- a/addons/product_visible_discount/product_visible_discount.py
+++ b/addons/product_visible_discount/product_visible_discount.py
@@ -103,7 +103,7 @@ sale_order_line()
 class account_invoice_line(osv.osv):
     _inherit = "account.invoice.line"
 
-    def product_id_change(self, cr, uid, ids, product, uom, qty=0, name='', type='out_invoice', partner_id=False, fposition_id=False, price_unit=False, address_invoice_id=False, currency_id=False, context=None):
+    def product_id_change(self, cr, uid, ids, product, uom, qty=0, name='', type='out_invoice', partner_id=False, fposition_id=False, price_unit=False, address_invoice_id=False, currency_id=False, context=None, company_id=None):
         res = super(account_invoice_line, self).product_id_change(cr, uid, ids, product, uom, qty, name, type, partner_id, fposition_id, price_unit, address_invoice_id, currency_id, context=context)
 
         def get_real_price(res_dict, product_id, qty, uom, pricelist):