diff --git a/core/includes/theme.inc b/core/includes/theme.inc
index f65e0f2..9570fd6 100644
--- a/core/includes/theme.inc
+++ b/core/includes/theme.inc
@@ -2434,10 +2434,14 @@ function template_preprocess_field_multiple_value_form(&$variables) {
   if ($variables['multiple']) {
     $table_id = drupal_html_id($element['#field_name'] . '_values');
     $order_class = $element['#field_name'] . '-delta-order';
+    $header_attributes = new Attribute(array('class' => array('label')));
+    if (!empty($element['#required'])) {
+      $header_attributes['class'][] = 'form-required';
+    }
     $header = array(
       array(
         'data' => array(
-          '#prefix' => '<h4 class="label">',
+          '#prefix' => '<h4' . $header_attributes . '>',
           'title' => array(
             '#markup' => t($element['#title']),
           ),
@@ -2448,9 +2452,6 @@ function template_preprocess_field_multiple_value_form(&$variables) {
       ),
       t('Order', array(), array('context' => 'Sort order')),
     );
-    if (!empty($element['#required'])) {
-      $header[0]['data']['#prefix'] = '<h4 class="label form-required">';
-    }
     $rows = array();
 
     // Sort items according to '_weight' (needed when the form comes back after