diff --git a/doc/puppet_classes/confdroid_nagios_3A_3Aparams.html b/doc/puppet_classes/confdroid_nagios_3A_3Aparams.html
index 66b9a0a..754231e 100644
--- a/doc/puppet_classes/confdroid_nagios_3A_3Aparams.html
+++ b/doc/puppet_classes/confdroid_nagios_3A_3Aparams.html
@@ -937,6 +937,19 @@ inherited by all classes except defines.
       
     </li>
   
+    <li>
+      
+        <span class='name'>ng_contactgroup_members</span>
+      
+      
+        <span class='type'>(<tt>String</tt>)</span>
+      
+      
+        <em class="default">(defaults to: <tt>&#39;nagiosadmin&#39;</tt>)</em>
+      
+      
+    </li>
+  
 </ul>
 
 
@@ -1116,7 +1129,8 @@ inherited by all classes except defines.
 266
 267
 268
-269</pre>
+269
+270</pre>
       </td>
       <td>
         <pre class="code"><span class="info file"># File 'manifests/params.pp', line 101</span>
@@ -1138,6 +1152,7 @@ class confdroid_nagios::params (
 # contact groups
   String $ng_contactgroup_name       = &#39;admins&#39;,
   String $ng_contactgroup_alias      = &#39;Nagios Administrators&#39;,
+  String $ng_contactgroup_members    = &#39;nagiosadmin&#39;,
 
 # contacts
   String $ng_contact_name            = &#39;nagiosadmin&#39;,
diff --git a/doc/puppet_defined_types/confdroid_nagios_3A_3Anagios_3A_3Aobjects_3A_3Aadd_contactgroups.html b/doc/puppet_defined_types/confdroid_nagios_3A_3Anagios_3A_3Aobjects_3A_3Aadd_contactgroups.html
index 9ce9231..8664782 100644
--- a/doc/puppet_defined_types/confdroid_nagios_3A_3Anagios_3A_3Aobjects_3A_3Aadd_contactgroups.html
+++ b/doc/puppet_defined_types/confdroid_nagios_3A_3Anagios_3A_3Aobjects_3A_3Aadd_contactgroups.html
@@ -147,10 +147,10 @@ external puppet rules.
         <span class='name'>ng_contactgroup_members</span>
       
       
-        <span class='type'>(<tt>String</tt>)</span>
+        <span class='type'>(<tt>Optional[String]</tt>)</span>
       
       
-        <em class="default">(defaults to: <tt>&#39;admins&#39;</tt>)</em>
+        <em class="default">(defaults to: <tt>undef</tt>)</em>
       
       
         &mdash;
@@ -199,7 +199,7 @@ define confdroid_nagios::nagios::objects::add_contactgroups (
 
   Optional[String] $ng_contactgroup_name     = undef,
   Optional[String] $ng_contactgroup_alias    = undef,
-  String $ng_contactgroup_members            = &#39;admins&#39;,
+  Optional[String] $ng_contactgroup_members  = undef,
   String $ng_contactgroup_register           = &#39;1&#39;,
 
 ) {