diff --git a/controller/opt/server.py b/controller/opt/server.py
index 712c1df..6a1265e 100644
--- a/controller/opt/server.py
+++ b/controller/opt/server.py
@@ -26,8 +26,9 @@ if __name__ == '__main__':
         event_handler_type=FSMAwareEventHandler
     )
 
+    route = os.environ['SECRET'].rstrip('/')
     application = Application([(
-        f'/{os.environ["SECRET"]}',
+        f'/{route}/?',
         ControllerPostHandler,
         {'controller': controller_eh}
     )])