diff --git a/includes/modules/form.inc b/includes/modules/form.inc
index ed7ad50..9fb9641 100644
--- a/includes/modules/form.inc
+++ b/includes/modules/form.inc
@@ -117,7 +117,7 @@ function twitter_bootstrap_form_element(&$variables) {
 
     case 'after':
       $output .= '<div class="controls">';
-      $variables['#children'] = ' ' . $prefix . $element['#children'] . $suffix;
+      $output . = ' ' . $prefix . $element['#children'] . $suffix;
       $output .= ' ' . theme('form_element_label', $variables) . "\n";
       break;