diff --git a/addons/website_quote/models/order.py b/addons/website_quote/models/order.py
index 0df04707595..d814df49611 100644
--- a/addons/website_quote/models/order.py
+++ b/addons/website_quote/models/order.py
@@ -142,7 +142,7 @@ class sale_order(osv.osv):
         'access_token': fields.char('Security Token', required=True, copy=False),
         'template_id': fields.many2one('sale.quote.template', 'Quotation Template', readonly=True, states={'draft': [('readonly', False)], 'sent': [('readonly', False)]}),
         'website_description': fields.html('Description'),
-        'options' : fields.one2many('sale.order.option', 'order_id', 'Optional Products Lines', readonly=True, states={'draft': [('readonly', False)], 'sent': [('readonly', False)]}),
+        'options' : fields.one2many('sale.order.option', 'order_id', 'Optional Products Lines', readonly=True, states={'draft': [('readonly', False)], 'sent': [('readonly', False)]}, copy=True),
         'amount_undiscounted': fields.function(_get_total, string='Amount Before Discount', type="float",
             digits_compute=dp.get_precision('Account')),
         'quote_viewed': fields.boolean('Quotation Viewed')