diff --git a/dist/functions/link.function.php b/dist/functions/link.function.php
index 4133163..aac6af0 100755
--- a/dist/functions/link.function.php
+++ b/dist/functions/link.function.php
@@ -2,7 +2,7 @@
 
 $function = new Twig_SimpleFunction(
     'link',
-    function ($title, $url, $attributes) {
+    function ($title, $url, $attributes = []) {
       if (isset($attributes) && isset($attributes['class'])) {
         $classes = join(' ', $attributes['class']);
         return '<a href="' . $url . '" class="' . $classes . '">' . $title . '</a>';