diff --git a/data/laniakea-lighthouse.service.in b/data/laniakea-lighthouse.service.in
index 3c95eab1..2fc382b5 100644
--- a/data/laniakea-lighthouse.service.in
+++ b/data/laniakea-lighthouse.service.in
@@ -8,7 +8,7 @@ ConditionPathExists=/etc/laniakea/base-config.toml
 Type=notify
 Restart=on-failure
 ProtectSystem=full
-User=lklighthouse
+User=_lklighthouse
 Group=nogroup
 ExecStart=@LIGHTHOUSE_INSTALL_BIN@
 
diff --git a/docs/general/initial-setup.rst b/docs/general/initial-setup.rst
index 9478d125..0865bd0b 100644
--- a/docs/general/initial-setup.rst
+++ b/docs/general/initial-setup.rst
@@ -112,7 +112,7 @@ You will need to add some system users for Laniakea services to use:
     # NOTE: This user needs a HOME directory, mostly because of GnuPG silliness
     sudo adduser --system --disabled-login --disabled-password --home /var/lib/laniakea/home --ingroup lkmaster lkmaster
     # user for the "Lighthouse" message relay service & job distribution system
-    sudo adduser --system --disabled-login --disabled-password --no-create-home lklighthouse
+    sudo adduser --system --disabled-login --disabled-password --no-create-home _lklighthouse
     # user for web services as well as the Matrix bot
     sudo adduser --system --disabled-login --disabled-password --no-create-home --ingroup www-data lkweb
     # web user needs to be a member of the master user group for HTTPS web uploads