diff --git a/manifests/nagios/objects/add_servicegroup_rules.pp b/manifests/nagios/objects/add_servicegroup_rules.pp
index 347d7d7..f564ce7 100644
--- a/manifests/nagios/objects/add_servicegroup_rules.pp
+++ b/manifests/nagios/objects/add_servicegroup_rules.pp
@@ -35,5 +35,10 @@ class confdroid_nagios::nagios::objects::add_servicegroup_rules (
       content => template($ng_tgt_svcgrp_head_erb),
       order   => '000',
     }
+    # add default servicegroup rules through defines and parameters
+    confdroid_nagios::nagios::objects::add_servicegroups { $ng_servicegroup_name:
+      ng_servicegroup_name  => $ng_servicegroup_name,
+      ng_servicegroup_alias => $ng_servicegroup_alias
+    }
   }
 }
diff --git a/manifests/params.pp b/manifests/params.pp
index e54a3f7..fd2b256 100644
--- a/manifests/params.pp
+++ b/manifests/params.pp
@@ -459,6 +459,8 @@ class confdroid_nagios::params (
 # hostgroups
   String $ng_hostgroup_name             = 'linux-servers',
   String $ng_hostgroup_alias            = 'Linux Servers',
+
+# servicegroups
   String $ng_servicegroup_name          = 'linux-services',
   String $ng_servicegroup_alias         = 'Linux Services',