diff --git a/src/Http/Controllers/AuthorizationController.php b/src/Http/Controllers/AuthorizationController.php
index 95de7c61e..0b1700acd 100644
--- a/src/Http/Controllers/AuthorizationController.php
+++ b/src/Http/Controllers/AuthorizationController.php
@@ -7,12 +7,10 @@
 use Laravel\Passport\Bridge\User;
 use Laravel\Passport\TokenRepository;
 use Laravel\Passport\ClientRepository;
-use Illuminate\Database\Eloquent\Model;
 use Psr\Http\Message\ServerRequestInterface;
 use Zend\Diactoros\Response as Psr7Response;
 use League\OAuth2\Server\AuthorizationServer;
 use Illuminate\Contracts\Routing\ResponseFactory;
-use League\OAuth2\Server\RequestTypes\AuthorizationRequest;
 
 class AuthorizationController
 {
diff --git a/src/Http/Controllers/AuthorizedAccessTokenController.php b/src/Http/Controllers/AuthorizedAccessTokenController.php
index 5afd057f2..72cded90c 100644
--- a/src/Http/Controllers/AuthorizedAccessTokenController.php
+++ b/src/Http/Controllers/AuthorizedAccessTokenController.php
@@ -30,7 +30,7 @@ public function __construct(TokenRepository $tokenRepository)
      * Get all of the authorized tokens for the authenticated user.
      *
      * @param  \Illuminate\Http\Request  $request
-     * @return \Illuminate\Http\Response
+     * @return \Illuminate\Database\Eloquent\Collection
      */
     public function forUser(Request $request)
     {
diff --git a/src/Http/Controllers/ConvertsPsrResponses.php b/src/Http/Controllers/ConvertsPsrResponses.php
index 45053021c..74f98c392 100644
--- a/src/Http/Controllers/ConvertsPsrResponses.php
+++ b/src/Http/Controllers/ConvertsPsrResponses.php
@@ -2,7 +2,6 @@
 namespace Laravel\Passport\Http\Controllers;
 
 use Illuminate\Http\Response;
-use Psr\Http\Message\ResponseInterface;
 
 trait ConvertsPsrResponses
 {
diff --git a/src/Http/Controllers/PersonalAccessTokenController.php b/src/Http/Controllers/PersonalAccessTokenController.php
index c69136002..6dd1025b9 100644
--- a/src/Http/Controllers/PersonalAccessTokenController.php
+++ b/src/Http/Controllers/PersonalAccessTokenController.php
@@ -6,7 +6,6 @@
 use Illuminate\Http\Response;
 use Laravel\Passport\Passport;
 use Laravel\Passport\TokenRepository;
-use Laravel\Passport\PersonalAccessTokenResult;
 use Illuminate\Contracts\Validation\Factory as ValidationFactory;
 
 class PersonalAccessTokenController
@@ -42,7 +41,7 @@ public function __construct(TokenRepository $tokenRepository, ValidationFactory
      * Get all of the personal access tokens for the authenticated user.
      *
      * @param  \Illuminate\Http\Request  $request
-     * @return \Illuminate\Http\Response
+     * @return \Illuminate\Database\Eloquent\Collection
      */
     public function forUser(Request $request)
     {
diff --git a/src/Http/Middleware/CheckClientCredentialsForAnyScope.php b/src/Http/Middleware/CheckClientCredentialsForAnyScope.php
index 67dd7140e..1b3ce3f4d 100644
--- a/src/Http/Middleware/CheckClientCredentialsForAnyScope.php
+++ b/src/Http/Middleware/CheckClientCredentialsForAnyScope.php
@@ -36,7 +36,7 @@ public function __construct(ResourceServer $server)
      * @param  \Closure  $next
      * @param  mixed  ...$scopes
      * @return mixed
-     * @throws \Illuminate\Auth\AuthenticationException
+     * @throws \Illuminate\Auth\AuthenticationException|\Laravel\Passport\Exceptions\MissingScopeException
      */
     public function handle($request, Closure $next, ...$scopes)
     {
@@ -58,10 +58,9 @@ public function handle($request, Closure $next, ...$scopes)
     /**
      * Validate the scopes on the incoming request.
      *
-     * @param  \Psr\Http\Message\ResponseInterface $psr
+     * @param  \Psr\Http\Message\ServerRequestInterface $psr
      * @param  array  $scopes
      * @return bool
-     * @throws \Laravel\Passport\Exceptions\MissingScopeException
      */
     protected function validateScopes($psr, $scopes)
     {
diff --git a/src/Http/Middleware/CheckScopes.php b/src/Http/Middleware/CheckScopes.php
index bb495ba5c..de7898df0 100644
--- a/src/Http/Middleware/CheckScopes.php
+++ b/src/Http/Middleware/CheckScopes.php
@@ -14,8 +14,7 @@ class CheckScopes
      * @param  \Closure  $next
      * @param  mixed  ...$scopes
      * @return \Illuminate\Http\Response
-     * @throws \Illuminate\Auth\AuthenticationException
-     * @throws \Laravel\Passport\Exceptions\MissingScopeException
+     * @throws \Illuminate\Auth\AuthenticationException|\Laravel\Passport\Exceptions\MissingScopeException
      */
     public function handle($request, $next, ...$scopes)
     {