diff --git a/addons/payment_ogone/models/ogone.py b/addons/payment_ogone/models/ogone.py
index e3e33c69db9..60864ac4422 100644
--- a/addons/payment_ogone/models/ogone.py
+++ b/addons/payment_ogone/models/ogone.py
@@ -15,7 +15,7 @@ from openerp.addons.payment_ogone.controllers.main import OgoneController
 from openerp.addons.payment_ogone.data import ogone
 from openerp.osv import osv, fields
 from openerp.tools import float_round, DEFAULT_SERVER_DATE_FORMAT
-from openerp.tools.float_utils import float_compare
+from openerp.tools.float_utils import float_compare, float_repr
 
 _logger = logging.getLogger(__name__)
 
@@ -141,12 +141,11 @@ class PaymentAcquirerOgone(osv.Model):
     def ogone_form_generate_values(self, cr, uid, id, partner_values, tx_values, context=None):
         base_url = self.pool['ir.config_parameter'].get_param(cr, uid, 'web.base.url')
         acquirer = self.browse(cr, uid, id, context=context)
-
         ogone_tx_values = dict(tx_values)
         temp_ogone_tx_values = {
             'PSPID': acquirer.ogone_pspid,
             'ORDERID': tx_values['reference'],
-            'AMOUNT': '%d' % int(float_round(tx_values['amount'], 2) * 100),
+            'AMOUNT': float_repr(float_round(tx_values['amount'], 2) * 100, 0),
             'CURRENCY': tx_values['currency'] and tx_values['currency'].name or '',
             'LANGUAGE':  partner_values['lang'],
             'CN':  partner_values['name'],