diff --git a/core/lib/Drupal/Core/Template/TwigExtension.php b/core/lib/Drupal/Core/Template/TwigExtension.php
index 024a8df..de7aad9 100644
--- a/core/lib/Drupal/Core/Template/TwigExtension.php
+++ b/core/lib/Drupal/Core/Template/TwigExtension.php
@@ -604,8 +604,11 @@ public function safeJoin(\Twig_Environment $env, $value, $glue = '') {
    * @return Attribute
    *   An Attribute object.
    */
-  public function addAttributes($attributes) {
-    return new Attribute($attributes);
+  public function addAttributes($attributes = array()) {
+    if (!empty($attributes)) {
+      foreach ($attributes as $attribute){
+        new Attribute($attribute);
+      }
+    }
   }
-
 }