diff --git a/openerp/addons/base/res/res_currency.py b/openerp/addons/base/res/res_currency.py
index 6f890b5d4ee..85f383f7825 100644
--- a/openerp/addons/base/res/res_currency.py
+++ b/openerp/addons/base/res/res_currency.py
@@ -20,7 +20,7 @@ class res_currency(osv.osv):
             context = {}
         res = {}
 
-        date = context.get('date') or time.strftime('%Y-%m-%d')
+        date = context.get('date') or fields2.Datetime.now()
         company_id = context.get('company_id') or self.pool['res.users']._get_company(cr, uid, context=context)
         for id in ids:
             cr.execute("""SELECT rate FROM res_currency_rate