diff --git a/worker.py b/worker.py
index 6c1fe14..0ab81f2 100644
--- a/worker.py
+++ b/worker.py
@@ -30,6 +30,9 @@ class EventListener(Thread):
             except ValueError:
                 pass  # todo
 
+    def stop(self):
+        self.pubsub.close()
+
     def handle_message(self, channel: str, data: bytes):
         data_dict = json.loads(data.decode())
         if channel == 'move':
@@ -45,7 +48,6 @@ camera = Camera()
 walle = WallE()
 walle.setup()
 
-
 def walle_tick():
     scheduler.enter(INTERVAL_TICK, 1, walle_tick)
     walle.tick()
@@ -64,4 +66,8 @@ if __name__ == '__main__':
     redisdb = Redis()
     event_listener = EventListener()
     event_listener.start()
-    scheduler.run()
+    try:
+        scheduler.run()
+    except KeyboardInterrupt:
+        event_listener.stop()
+        raise