diff --git a/src/Portal/Portal.php b/src/Portal/Portal.php
index 5bd295b..ff9cce5 100644
--- a/src/Portal/Portal.php
+++ b/src/Portal/Portal.php
@@ -4,6 +4,7 @@
 use pocketmine\math\Vector3 as Vector3;
 use pocketmine\level\Position;
 use pocketmine\entity\Entity;
+use pocketmine\Event;
 use pocketmine\Server;
 use pocketmine\utils\Config;