diff --git a/addons/pos_discount/discount.py b/addons/pos_discount/discount.py
index a3b259d734c..7b197312c91 100644
--- a/addons/pos_discount/discount.py
+++ b/addons/pos_discount/discount.py
@@ -13,8 +13,8 @@ class pos_config(osv.osv):
     _inherit = 'pos.config' 
     _columns = {
         'iface_discount': fields.boolean('Order Discounts', help='Allow the cashier to give discounts on the whole order.'),
-        'discount_pc': fields.float('Discount Percentage', help='The default discount percentage'),
-        'discount_product_id': fields.many2one('product.product','Discount Product', help='The product used to model the discount'),
+        'discount_pc': fields.float('Discount Percentage', help='The default discount percentage.'),
+        'discount_product_id': fields.many2one('product.product','Discount Product', help='The product used to record the discount. The ability to discount on the whole order will be disabled if this field is empty.'),
     }
     _defaults = {
         'iface_discount': True,