diff --git a/classes/admin.php b/classes/admin.php
index 8c5dec07..90c25833 100644
--- a/classes/admin.php
+++ b/classes/admin.php
@@ -479,6 +479,8 @@ class Admin
     /**
      * Get all themes.
      *
+     * @param bool $local
+     *
      * @return array
      */
     public function themes($local = true)
diff --git a/twig/AdminTwigExtension.php b/twig/AdminTwigExtension.php
index f69d3be7..94ed0439 100644
--- a/twig/AdminTwigExtension.php
+++ b/twig/AdminTwigExtension.php
@@ -1,14 +1,23 @@
 <?php
 namespace Grav\Plugin;
 
-use \Grav\Common\Grav;
+use Grav\Common\Grav;
+use Grav\Common\Language\Language;
 use Symfony\Component\Yaml\Yaml;
-use Symfony\Component\Yaml\Dumper;
+use Symfony\Component\Yaml\Parser;
 
 class AdminTwigExtension extends \Twig_Extension
 {
+    /**
+     * @var Grav
+     */
     protected $grav;
 
+    /**
+     * @var Language $lang
+     */
+    protected $lang;
+
     public function __construct()
     {
         $this->grav = Grav::instance();