diff --git a/README.md b/README.md
index 45f97db..e7e3880 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ $provider = new J4k\OAuth2\Client\Provider\Vkontakte([
     'clientId'     => '1234567',
     'clientSecret' => 's0meRe4lLySEcRetC0De',
     'redirectUri'  => 'https://example.org/oauth-endpoint',
-    'scopes'       => ['email', 'offline', 'friends'],
+    'scope'       => ['email', 'offline', 'friends'],
 ]);
 ```
 
diff --git a/composer.json b/composer.json
index 7b00dd4..cc28df5 100644
--- a/composer.json
+++ b/composer.json
@@ -13,8 +13,8 @@
         }
     ],
     "require": {
-        "php" : ">=5.5",
-        "league/oauth2-client": "^1.4"
+        "php" : ">=5.6",
+        "league/oauth2-client": "^2.0"
     },
     "require-dev": {
         "phpunit/phpunit" : "~4.6",
diff --git a/src/Vkontakte.php b/src/Vkontakte.php
index ec9565d..38defed 100644
--- a/src/Vkontakte.php
+++ b/src/Vkontakte.php
@@ -11,7 +11,7 @@ class Vkontakte extends AbstractProvider
 {
     protected $baseOAuthUri = 'https://oauth.vk.com';
     protected $baseUri      = 'https://api.vk.com/method';
-    protected $version      = '5.52';
+    protected $version      = '5.63';
     protected $language     = null;
 
     /**
@@ -190,7 +190,7 @@ protected function createResourceOwner(array $response, AccessToken $token)
             $response['id'] = $additional['user_id'];
         }
 
-        return new User($response, $response['id']);
+        return new VkontakteUser($response, $response['id']);
     }
 
     /**
@@ -200,7 +200,7 @@ protected function createResourceOwner(array $response, AccessToken $token)
      * @param AccessToken|null $token Current user if empty
      * @param array            $params
      *
-     * @return User[]
+     * @return VkontakteUser[]
      */
     public function usersGet(array $ids = [], AccessToken $token = null, array $params = [])
     {
@@ -222,7 +222,7 @@ public function usersGet(array $ids = [], AccessToken $token = null, array $para
         $response   = $this->getResponse($this->createRequest(static::METHOD_GET, $url, $token, []))['response'];
         $users      = !empty($response['items']) ? $response['items'] : $response;
         $array2user = function ($userData) {
-            return new User($userData);
+            return new VkontakteUser($userData);
         };
 
         return array_map($array2user, $users);
@@ -234,7 +234,7 @@ public function usersGet(array $ids = [], AccessToken $token = null, array $para
      * @param AccessToken|null $token
      * @param array            $params
      *
-     * @return User[]
+     * @return VkontakteUser[]
      */
     public function friendsGet($userId, AccessToken $token = null, array $params = [])
     {
@@ -256,7 +256,7 @@ public function friendsGet($userId, AccessToken $token = null, array $params = [
                 $friendData = ['id' => $friendData];
             }
 
-            return new User($friendData);
+            return new VkontakteUser($friendData);
         };
 
         return array_map($array2friend, $friends);
diff --git a/src/User.php b/src/VkontakteUser.php
similarity index 98%
rename from src/User.php
rename to src/VkontakteUser.php
index 82f27b9..1f1faeb 100644
--- a/src/User.php
+++ b/src/VkontakteUser.php
@@ -9,7 +9,7 @@
  *
  * @package J4k\OAuth2\Client\Provider
  */
-class User implements ResourceOwnerInterface
+class VkontakteUser implements ResourceOwnerInterface
 {
     /**
      * @type array