diff --git a/addons/sale/sale.py b/addons/sale/sale.py
index c975b90ee05..24bf36fab9c 100644
--- a/addons/sale/sale.py
+++ b/addons/sale/sale.py
@@ -760,15 +760,6 @@ class SaleOrderLine(models.Model):
             raise UserError(_('You can not remove a sale order line.\nDiscard changes and try setting the quantity to 0.'))
         return super(SaleOrderLine, self).unlink()
 
-    def onchange_product_uom(self, cursor, user, ids, pricelist, product, qty=0,
-                             uom=False, qty_uos=0, uos=False, name='', partner_id=False,
-                             lang=False, update_tax=True, date_order=False, fiscal_position=False, context=None):
-        ctx = dict(context or {}, fiscal_position=fiscal_position)
-        return self.product_uom_change(cursor, user, ids, pricelist, product,
-                                      qty=qty, uom=uom, qty_uos=qty_uos, uos=uos, name=name,
-                                      partner_id=partner_id, lang=lang, update_tax=update_tax,
-                                      date_order=date_order, context=ctx)
-
     @api.multi
     def _get_delivered_qty(self):
         '''