diff --git a/src/Kunstmaan/UtilitiesBundle/Twig/UtilitiesTwigExtension.php b/src/Kunstmaan/UtilitiesBundle/Twig/UtilitiesTwigExtension.php
index cbf4bcd91e..81aa938b11 100644
--- a/src/Kunstmaan/UtilitiesBundle/Twig/UtilitiesTwigExtension.php
+++ b/src/Kunstmaan/UtilitiesBundle/Twig/UtilitiesTwigExtension.php
@@ -3,10 +3,9 @@
 namespace Kunstmaan\UtilitiesBundle\Twig;
 
 use Kunstmaan\UtilitiesBundle\Helper\SlugifierInterface;
-use Twig_Extension;
 
 
-class UtilitiesTwigExtension extends Twig_Extension
+class UtilitiesTwigExtension extends \Twig_Extension
 {
     /**
      * @var SlugifierInterface
@@ -16,7 +15,7 @@ class UtilitiesTwigExtension extends Twig_Extension
     /**
      * @param $slugifier
      */
-    function __construct($slugifier)
+    public function __construct($slugifier)
     {
         $this->slugifier = $slugifier;
     }
@@ -29,7 +28,7 @@ function __construct($slugifier)
     public function getFilters()
     {
         return array(
-            new \Twig_SimpleFilter('slugify', array($this, 'slugify')),
+            new \Twig_SimpleFilter('slugify', [$this, 'slugify']),
         );
     }