diff --git a/core/lostpassword/controller/lostcontroller.php b/core/lostpassword/controller/lostcontroller.php
index b1be65b4f01968e0fe1d3fd0921736f68e9e32cf..e4d51fde077b8c8c8aa1a3356c1d53e8e5d13ea5 100644
--- a/core/lostpassword/controller/lostcontroller.php
+++ b/core/lostpassword/controller/lostcontroller.php
@@ -20,13 +20,36 @@ use \OC\Core\LostPassword\EncryptedDataException;
 
 class LostController extends Controller {
 
+	/**
+	 * @var \OCP\IURLGenerator
+	 */
 	protected $urlGenerator;
+
+	/**
+	 * @var \OCP\IUserManager
+	 */
 	protected $userManager;
+
+	/**
+	 * @var \OC_Defaults
+	 */
 	protected $defaults;
+
+	/**
+	 * @var IL10N
+	 */
 	protected $l10n;
 	protected $from;
 	protected $isDataEncrypted;
+
+	/**
+	 * @var IConfig
+	 */
 	protected $config;
+
+	/**
+	 * @var IUserSession
+	 */
 	protected $userSession;
 
 	public function __construct($appName,
@@ -110,7 +133,7 @@ class LostController extends Controller {
 				throw new \Exception($this->l10n->t('Couldn\'t reset password because the token is invalid'));
 			}
 
-			if (!$user->setPassword($userId, $password)) {
+			if (!$user->setPassword($password)) {
 				throw new \Exception();
 			}
 
diff --git a/lib/private/user/user.php b/lib/private/user/user.php
index f9c2cb4d130e98a63cf7a04ee14b8c2d01bb05c5..993fb4c0c64531bc26e2af3cf45b8050bac2bd8a 100644
--- a/lib/private/user/user.php
+++ b/lib/private/user/user.php
@@ -156,7 +156,7 @@ class User implements IUser {
 	 * @param string $recoveryPassword for the encryption app to reset encryption keys
 	 * @return bool
 	 */
-	public function setPassword($password, $recoveryPassword) {
+	public function setPassword($password, $recoveryPassword = null) {
 		if ($this->emitter) {
 			$this->emitter->emit('\OC\User', 'preSetPassword', array($this, $password, $recoveryPassword));
 		}
diff --git a/lib/public/iuser.php b/lib/public/iuser.php
index dc4acc7658fdc0445d8f1d77e9443a8806e2ee8d..c15edcd14ddc9de6985b83075c5070436e6054cd 100644
--- a/lib/public/iuser.php
+++ b/lib/public/iuser.php
@@ -18,14 +18,14 @@ interface IUser {
 	public function getUID();
 
 	/**
-	 * get the displayname for the user, if no specific displayname is set it will fallback to the user id
+	 * get the display name for the user, if no specific display name is set it will fallback to the user id
 	 *
 	 * @return string
 	 */
 	public function getDisplayName();
 
 	/**
-	 * set the displayname for the user
+	 * set the display name for the user
 	 *
 	 * @param string $displayName
 	 * @return bool
@@ -59,7 +59,7 @@ interface IUser {
 	 * @param string $recoveryPassword for the encryption app to reset encryption keys
 	 * @return bool
 	 */
-	public function setPassword($password, $recoveryPassword);
+	public function setPassword($password, $recoveryPassword = null);
 
 	/**
 	 * get the users home folder to mount