diff --git a/src/Auth0/Login/Auth0JWTUser.php b/src/Auth0/Login/Auth0JWTUser.php
index 7ac637e8..1dc7e5f9 100644
--- a/src/Auth0/Login/Auth0JWTUser.php
+++ b/src/Auth0/Login/Auth0JWTUser.php
@@ -71,7 +71,7 @@ public function getRememberTokenName()
     /**
      * Add a generic getter to get all the properties of the userInfo.
      *
-     * @return the related value or null if it is not set
+     * @return mixed the related value or null if it is not set
      */
     public function __get($name)
     {
diff --git a/src/Auth0/Login/Auth0User.php b/src/Auth0/Login/Auth0User.php
index 67351bfe..2f07e5ea 100644
--- a/src/Auth0/Login/Auth0User.php
+++ b/src/Auth0/Login/Auth0User.php
@@ -14,8 +14,8 @@ class Auth0User implements \Illuminate\Contracts\Auth\Authenticatable
     /**
      * Auth0User constructor.
      *
-     * @param $userInfo
-     * @param $accessToken
+     * @param array $userInfo
+     * @param string|null $accessToken
      */
     public function __construct($userInfo, $accessToken)
     {
diff --git a/src/Auth0/Login/Contract/Auth0UserRepository.php b/src/Auth0/Login/Contract/Auth0UserRepository.php
index a87fbc14..9e7ae0ea 100644
--- a/src/Auth0/Login/Contract/Auth0UserRepository.php
+++ b/src/Auth0/Login/Contract/Auth0UserRepository.php
@@ -5,7 +5,7 @@
 interface Auth0UserRepository
 {
     /**
-     * @param stdClass $jwt with the data provided in the JWT
+     * @param \stdClass $jwt with the data provided in the JWT
      *
      * @return \Illuminate\Contracts\Auth\Authenticatable
      */
@@ -19,7 +19,7 @@ public function getUserByDecodedJWT($jwt);
     public function getUserByUserInfo($userInfo);
 
     /**
-     * @param $identifier the user id
+     * @param mixed $identifier the user id
      *
      * @return \Illuminate\Contracts\Auth\Authenticatable
      */
diff --git a/src/Auth0/Login/Repository/Auth0UserRepository.php b/src/Auth0/Login/Repository/Auth0UserRepository.php
index af64182e..29e2fd94 100644
--- a/src/Auth0/Login/Repository/Auth0UserRepository.php
+++ b/src/Auth0/Login/Repository/Auth0UserRepository.php
@@ -9,7 +9,7 @@
 class Auth0UserRepository implements Auth0UserRepositoryContract
 {
     /**
-     * @param \Auth0\Login\Contract\stdClass $jwt
+     * @param \stdClass $jwt
      *
      * @return Auth0JWTUser
      */
@@ -29,7 +29,7 @@ public function getUserByUserInfo($userInfo)
     }
 
     /**
-     * @param \Auth0\Login\Contract\the $identifier
+     * @param mixed $identifier
      *
      * @return Auth0User|\Illuminate\Contracts\Auth\Authenticatable|null
      */