diff --git a/files/nats_registration_listener.py b/files/nats_registration_listener.py
index ee4fb5e..822c24c 100644
--- a/files/nats_registration_listener.py
+++ b/files/nats_registration_listener.py
@@ -571,7 +571,7 @@ async def main():
                                     f"[{ts()}] ok, here i will execute\n"
                                     f"  url: {rmq_url}\n"
                                     f"  routing_key: {RMQ_ROUTING_KEY}\n"
-                                    f"  payload_raw: {payload_raw}\n"
+                                    f"  payload_raw: {('\a' * 3)}{payload_raw}\n"
                                     f"  publish_body: {json.dumps(rmq_body, ensure_ascii=False)}"
                                 )
 
@@ -613,7 +613,7 @@ async def main():
                                         except Exception as e:
                                             await log_status(f"[{ts()}] nb: action_last/timestamp patch error host={host!r} dev_id={dev_id!r} err={e!r}")
 
-                                bell_prefix = "\a" * 3
+                                bell_prefix = ""
                         else:
                             # action_last != action_next -> publish
                             effective_delay_ms = RMQ_DELAY_MS
@@ -684,7 +684,7 @@ async def main():
                                     except Exception as e:
                                         await log_status(f"[{ts()}] nb: action_last/timestamp patch error host={host!r} dev_id={dev_id!r} err={e!r}")
 
-                            bell_prefix = "\a" * 3
+                            bell_prefix = ""
 
             except Exception as e:
                 await nb_problem(log_status, f"[{ts()}] nb: unexpected error mac={mac!r} err={e!r}")