Index: /trunk/sites/all/modules/privatemsg/privatemsg.module
===================================================================
--- /trunk/sites/all/modules/privatemsg/privatemsg.module (revision 93)
+++ /trunk/sites/all/modules/privatemsg/privatemsg.module (revision 296)
@@ -802,5 +802,12 @@
   switch ($op) {
     case 'setting':
-      $form['privatemsg_userpoints'] = array(
+    	$group = 'privatemsg';
+	    $form[$group] = array(
+	      '#type' => 'fieldset',
+	      '#collapsible' => TRUE,
+	      '#collapsed' => TRUE,
+	      '#title' => t('Private Messages'),
+	    );
+      $form[$group]['privatemsg_userpoints'] = array(
         '#type' => 'textfield',
         '#title' => t('Points for sending a private message'),