--- a/dev/modules/sysconfig/manifests/deploy.pp	Sat Mar 01 09:48:26 2014 +0100
+++ b/dev/modules/sysconfig/manifests/deploy.pp	Tue Mar 04 13:28:35 2014 +0100
@@ -45,7 +45,7 @@
     nginx::resource::vhost { $ipaddress_eth1:
         ensure           => present,
         proxy            => 'http://coment_app',
-        proxy_set_header => ['Host \$http_host'],
+        proxy_set_header => ['Host $http_host'],
         vhost_cfg_append => {
             'proxy_redirect' => 'off'
         },