diff --git a/manifests/objects/host.pp b/manifests/objects/host.pp
index 5ec5e68..e677ba8 100644
--- a/manifests/objects/host.pp
+++ b/manifests/objects/host.pp
@@ -8,11 +8,13 @@
 #
 
 define icinga2::objects::host (
-  $ipv4_address = $ipaddress_eth0,
-  $ipv6_address = $ipaddress_eth0,
   $object_hostname = $name,
   $display_name = $fqdn,
+  $ipv4_address = $ipaddress_eth0,
+  $ipv6_address = $ipaddress_eth0,
   $template_to_import = 'generic-host',
+  $groups = [],
+  $vars = {},
   $target_dir = '/etc/icinga2/conf.d',
   $target_file_name = "${fqdn}.conf",
   $target_file_owner = 'root',
diff --git a/templates/object_host.conf.erb b/templates/object_host.conf.erb
index 3eb9ee5..bdf1590 100644
--- a/templates/object_host.conf.erb
+++ b/templates/object_host.conf.erb
@@ -7,7 +7,7 @@
  * A host definition. You can create your own configuration files
  * in the conf.d directory (e.g. one per host). By default all *.conf
  * files in this directory are included.
- * 
+ *
  */
 
 //Parameters to include: