diff -u b/core/modules/views/views.theme.inc b/core/modules/views/views.theme.inc
--- b/core/modules/views/views.theme.inc
+++ b/core/modules/views/views.theme.inc
@@ -575,7 +575,12 @@
         $field_output = $handler->getField($num, $field);
         $element_type = $fields[$field]->elementType(TRUE, TRUE);
         if ($element_type) {
-          $field_output = SafeMarkup::format('<@element_type>@field_output</@element_type>', ['@element_type' => $element_type, '@field_output' => $field_output]);
+          $tagged_output = array(
+            '#type' => 'html_tag',
+            '#tag' => $element_type,
+            '#value' => $field_output
+          );
+          $field_output = drupal_render($tagged_output);
         }
 
         // Only bother with separators and stuff if the field shows up.