diff --git a/src/AuthorizationServer.php b/src/AuthorizationServer.php
index 40386653..c375af47 100644
--- a/src/AuthorizationServer.php
+++ b/src/AuthorizationServer.php
@@ -12,7 +12,6 @@ namespace League\OAuth2\Server;
 use League\Event\EmitterAwareInterface;
 use League\Event\EmitterAwareTrait;
 use League\OAuth2\Server\Exception\OAuthServerException;
-use League\OAuth2\Server\Grant\AbstractAuthorizeGrant;
 use League\OAuth2\Server\Grant\GrantTypeInterface;
 use League\OAuth2\Server\Repositories\AccessTokenRepositoryInterface;
 use League\OAuth2\Server\Repositories\ClientRepositoryInterface;