diff --git a/addons/purchase/purchase.py b/addons/purchase/purchase.py
index a9d8e773b19..6767f9185ac 100644
--- a/addons/purchase/purchase.py
+++ b/addons/purchase/purchase.py
@@ -192,7 +192,7 @@ class purchase_order(osv.osv):
         'picking_ids': fields.one2many('stock.picking.in', 'purchase_id', 'Picking List', readonly=True, help="This is the list of incoming shipments that have been generated for this purchase order."),
         'shipped':fields.boolean('Received', readonly=True, select=True, help="It indicates that a picking has been done"),
         'shipped_rate': fields.function(_shipped_rate, string='Received Ratio', type='float'),
-        'invoiced': fields.function(_invoiced, string='Invoice Received', type='boolean', help="It indicates that an invoice has been paid"),
+        'invoiced': fields.function(_invoiced, string='Invoice Received', type='boolean', help="It indicates that an invoice has been validated"),
         'invoiced_rate': fields.function(_invoiced_rate, string='Invoiced', type='float'),
         'invoice_method': fields.selection([('manual','Based on Purchase Order lines'),('order','Based on generated draft invoice'),('picking','Based on incoming shipments')], 'Invoicing Control', required=True,
             readonly=True, states={'draft':[('readonly',False)], 'sent':[('readonly',False)]},