--- ajax_comments.module	Sun Apr 19 01:42:32 2009
+++ ajax_comments.module	Sun Apr 19 01:42:15 2009
@@ -152,7 +152,7 @@
         'effect' => 'ajaxCommentsSubmit',
         'progress' => array('type' => '1bar', 'message' => t('Please wait...')),
       );
-      $form = drupal_rebuild_form($form_id, &$form_state, $args, $form_build_id);
+      $form = drupal_rebuild_form($form_id, $form_state, $args, $form_build_id);
     }
   }
   unset($form['#suffix']);