diff --git a/addons/purchase/purchase.py b/addons/purchase/purchase.py
index d1bb845e38d..e6f4989c9a3 100644
--- a/addons/purchase/purchase.py
+++ b/addons/purchase/purchase.py
@@ -471,7 +471,7 @@ class purchase_order(osv.osv):
             if not acc_id:
                 acc_id = po_line.product_id.categ_id.property_account_expense_categ.id
             if not acc_id:
-                raise osv.except_osv(_('Error!'), _('Define expense account for this company: "%s" (id:%d).') % (po_line.product_id.name, po_line.product_id.id,))
+                raise osv.except_osv(_('Error!'), _('Define expense account for this product: "%s" (id:%d).') % (po_line.product_id.name, po_line.product_id.id,))
         else:
             acc_id = property_obj.get(cr, uid, 'property_account_expense_categ', 'product.category', context=context).id
         fpos = po_line.order_id.fiscal_position or False