diff --git a/apps/pulsegen/main.py b/apps/pulsegen/main.py
index 99a5406..55487a5 100644
--- a/apps/pulsegen/main.py
+++ b/apps/pulsegen/main.py
@@ -5,6 +5,7 @@ import json
 import logging
 import os
 import signal
+import uuid
 from typing import Any
 
 from aiomqtt import Client, Message
@@ -163,7 +164,7 @@ async def mqtt_worker(shutdown_event: asyncio.Event) -> None:
             async with Client(
                 hostname=broker,
                 port=port,
-                identifier="pulsegen"
+                identifier=f"pulsegen-{uuid.uuid4()}",
             ) as client:
                 logger.info("Connected to MQTT broker")