diff --git a/src/room_control/room_control.py b/src/room_control/room_control.py
index 10def6f..9228679 100755
--- a/src/room_control/room_control.py
+++ b/src/room_control/room_control.py
@@ -151,7 +151,7 @@ class RoomController(Hass):
 
             try:
                 self.run_at(
-                    callback=lambda cb_args: self.set_controller_scene(cb_args['state']),
+                    callback=lambda **kwargs: self.set_controller_scene(kwargs['state']),
                     start=state.time.strftime('%H:%M:%S'),
                     state=state,
                 )