diff --git a/lib/Data.php b/lib/Data.php
index 290f5d38..0e90e8e8 100644
--- a/lib/Data.php
+++ b/lib/Data.php
@@ -3,9 +3,21 @@ declare(strict_types=1);
 namespace JKingWeb\Arsse;
 
 class Data {
+    /**
+    * @var Lang
+    */
     public static $lang;
+    /**
+    * @var Conf
+    */
     public static $conf;
+    /**
+    * @var Database
+    */
     public static $db;
+    /**
+    * @var User
+    */
     public static $user;
 
     static function load(Conf $conf) {
diff --git a/lib/Database.php b/lib/Database.php
index 6e7cb98e..848f08ca 100644
--- a/lib/Database.php
+++ b/lib/Database.php
@@ -13,6 +13,10 @@ class Database {
     const FORMAT_DATE    = "Y-m-d";
     const FORMAT_TIME    = "h:i:s";
 
+    
+    /**
+    * @var Db\Driver
+    */
     public    $db;
 
     public function __construct() {
diff --git a/lib/User.php b/lib/User.php
index dd2f7a6a..ac0e5ae3 100644
--- a/lib/User.php
+++ b/lib/User.php
@@ -11,6 +11,9 @@ class User {
 
     public  $id = null;
 
+    /**
+    * @var User\Driver
+    */
     protected $u;
     protected $authz = 0;
     protected $authzSupported = 0;
@@ -31,7 +34,6 @@ class User {
     public function __construct() {
         $driver = Data::$conf->userDriver;
         $this->u = new $driver();
-        $this->authzSupported = $this->u->driverFunctions("authorize");
     }
 
     public function __toString() {