diff --git a/addons/portal_sale/portal_sale.py b/addons/portal_sale/portal_sale.py
index 23bb36bd353..85bd70a35d4 100644
--- a/addons/portal_sale/portal_sale.py
+++ b/addons/portal_sale/portal_sale.py
@@ -85,7 +85,7 @@ class account_invoice(osv.Model):
 
     def _portal_payment_block(self, cr, uid, ids, fieldname, arg, context=None):
         result = dict.fromkeys(ids, False)
-        payment_acquirer = self.pool.get('portal.payment.acquirer')
+        payment_acquirer = self.pool.get('payment.acquirer')
         for this in self.browse(cr, uid, ids, context=context):
             if this.type == 'out_invoice' and this.state not in ('draft', 'done') and not this.reconciled:
                 result[this.id] = payment_acquirer.render_payment_block(