diff --git a/manifests/nagios/objects/add_contactgroups.pp b/manifests/nagios/objects/add_contactgroups.pp
index ca17b52..cf9a611 100644
--- a/manifests/nagios/objects/add_contactgroups.pp
+++ b/manifests/nagios/objects/add_contactgroups.pp
@@ -16,7 +16,7 @@ define confdroid_nagios::nagios::objects::add_contactgroups (
 
   Optional[String] $ng_contactgroup_name     = undef,
   Optional[String] $ng_contactgroup_alias    = undef,
-  String $ng_contactgroup_members            = 'admins',
+  Optional[String] $ng_contactgroup_members  = undef,
   String $ng_contactgroup_register           = '1',
 
 ) {
diff --git a/manifests/params.pp b/manifests/params.pp
index 15d3ca4..a1775f9 100644
--- a/manifests/params.pp
+++ b/manifests/params.pp
@@ -115,6 +115,7 @@ class confdroid_nagios::params (
 # contact groups
   String $ng_contactgroup_name       = 'admins',
   String $ng_contactgroup_alias      = 'Nagios Administrators',
+  String $ng_contactgroup_members    = 'nagiosadmin',
 
 # contacts
   String $ng_contact_name            = 'nagiosadmin',
diff --git a/templates/nagios/cgi_cfg.erb b/templates/nagios/cgi_cfg.erb
index 6c96778..a7745a6 100644
--- a/templates/nagios/cgi_cfg.erb
+++ b/templates/nagios/cgi_cfg.erb
@@ -19,13 +19,13 @@ default_user_name=<%= @ng_def_user_name %>
 #default_user_name=guest
 <% end -%>
 
-authorized_for_system_information=<%= @ng_nagios_admin %>,<%= @ng_sysinfo_auth %>
-authorized_for_configuration_information=<%= @ng_nagios_admin %>,<%= @ng_confinfo_auth %>
-authorized_for_system_commands=<%= @ng_nagios_admin %>,<%= @ng_command_auth %>
-authorized_for_all_services=<%= @ng_nagios_admin %>,<%= @ng_nagios_serviceview_auth %>
-authorized_for_all_hosts=<%= @ng_nagios_admin %>,<%= @ng_hostview_auth %>
-authorized_for_all_service_commands=<%= @ng_nagios_admin %>,<%= @ng_svc_cmd_auth %>
-authorized_for_all_host_commands=<%= @ng_nagios_admin %>,<%= @ng_host_cmd_auth %>
+authorized_for_system_information=<%= @ng_contact_name %>,<%= @ng_sysinfo_auth %>
+authorized_for_configuration_information=<%= @ng_contact_name %>,<%= @ng_confinfo_auth %>
+authorized_for_system_commands=<%= @ng_contact_name %>,<%= @ng_command_auth %>
+authorized_for_all_services=<%= @ng_contact_name %>,<%= @ng_nagios_serviceview_auth %>
+authorized_for_all_hosts=<%= @ng_contact_name %>,<%= @ng_hostview_auth %>
+authorized_for_all_service_commands=<%= @ng_contact_name %>,<%= @ng_svc_cmd_auth %>
+authorized_for_all_host_commands=<%= @ng_contact_name %>,<%= @ng_host_cmd_auth %>
 authorized_for_read_only=<%= @ng_readonly_auth %>
 
 statusmap_background_image=<%= @ng_statusmap_img %>