diff --git a/components/orchestration/orchestrator.py b/components/orchestration/orchestrator.py
index 3d94a7b..8db0469 100644
--- a/components/orchestration/orchestrator.py
+++ b/components/orchestration/orchestrator.py
@@ -57,6 +57,11 @@ class Orchestrator:
                                              'last_switch': datetime.now()}
 
     def setup_msg_queues(self):
+        """
+        Setup the message queues for communicating with vehicles and traffic lights.
+        A receiving and a sending queue for vehicles.
+        A receiving queue for traffic lights.
+        """
         # spawn the vehicle related message broker channels
         for vin in self.vins:
             daf_channel = MBWrapper(exchange_name='vehicle_daf_{}'.format(vin), callback=self.handle_daf_receive)