diff --git a/src/OAuth2/ResourceServer.php b/src/OAuth2/ResourceServer.php
index e7cc7d2f..05359de7 100644
--- a/src/OAuth2/ResourceServer.php
+++ b/src/OAuth2/ResourceServer.php
@@ -13,7 +13,6 @@ namespace OAuth2;
 
 use OutOfBoundsException;
 use OAuth2\Storage\SessionInterface;
-use OAuth2\Storage\SessionScopeInterface;
 use OAuth2\Util\RequestInterface;
 use OAuth2\Util\Request;