diff --git a/distribution/debian/sonarr.service b/distribution/debian/sonarr.service
index 2c42f4e6a..939509157 100644
--- a/distribution/debian/sonarr.service
+++ b/distribution/debian/sonarr.service
@@ -1,3 +1,6 @@
+# This file is owned by the sonarr package, DO NOT MODIFY MANUALLY
+# Instead use 'dpkg-reconfigure -plow sonarr' to modify User/Group/UMask/-data
+# Or use systemd built-in override functionality using 'systemctl edit sonarr'
 [Unit]
 Description=Sonarr Daemon
 After=network.target