--- mosquitto.conf.orig	2025-07-11 21:32:27 UTC
+++ mosquitto.conf
@@ -167,7 +167,7 @@
 # This should be set to /var/run/mosquitto/mosquitto.pid if mosquitto is
 # being run automatically on boot with an init script and
 # start-stop-daemon or similar.
-#pid_file
+pid_file /var/run/mosquitto.pid
 
 # Set to true to queue messages with QoS 0 when a persistent client is
 # disconnected. These messages are included in the limit imposed by
@@ -206,7 +206,7 @@
 # If run as a non-root user, this setting has no effect.
 # Note that on Windows this has no effect and so mosquitto should be started by
 # the user you wish it to run as.
-#user mosquitto
+user nobody
 
 # =================================================================
 # Listeners