diff --git a/src/bin/demo_handler_udp.rs b/src/bin/demo_handler_udp.rs
index d717cbb..086ad0f 100644
--- a/src/bin/demo_handler_udp.rs
+++ b/src/bin/demo_handler_udp.rs
@@ -30,7 +30,7 @@ fn main() {
 
     let mode_on_tc = RuntimeTelecommands::Mode(Mode::On);
 
-    runtime.run_once(&mode_on_tc, &mut udp_interface);
+    runtime.run_once(&mode_on_tc, &mut udp_interface); // TODO return value of run_once is TM
 
     let demo_tc_1 = DemoTelecommands::FirstTelecommand(FirstTelecommandData { a_number: 13 });