diff --git a/force_bdss/notification_listeners/base_notification_listener_factory.py b/force_bdss/notification_listeners/base_notification_listener_factory.py
index 8b716a2cb76ed2a67cb9e7a73ccb1ac0f6e71440..1166ec8c9eb92b1229a6d8adabee45f72d4a1160 100644
--- a/force_bdss/notification_listeners/base_notification_listener_factory.py
+++ b/force_bdss/notification_listeners/base_notification_listener_factory.py
@@ -2,8 +2,6 @@ import logging
 from traits.api import (
     provides, Type, Bool
 )
-from envisage.plugin import Plugin
-
 from force_bdss.core.base_factory import BaseFactory
 from force_bdss.notification_listeners.base_notification_listener import \
     BaseNotificationListener