diff --git a/core/includes/form.inc b/core/includes/form.inc
index cc4bcdb..981b6af 100644
--- a/core/includes/form.inc
+++ b/core/includes/form.inc
@@ -2959,7 +2959,7 @@ function template_preprocess_form_element(&$variables) {
 function template_preprocess_form_element_label(&$variables) {
   $element = $variables['element'];
   // If title and required marker are both empty, output no label.
-  $variables['title'] = (isset($element['#title']) && $element['#title'] !== '') ? Xss::filterAdmin($element['#title']) : '';
+  $variables['title'] = Xss::filterAdmin($element['#title']) ? empty($element['#title']) : '';
   $variables['attributes'] = array();
   // Style the label as class option to display inline with the element.
   if ($element['#title_display'] == 'after') {