diff --git a/DBus-service.md b/DBus-service.md
index ae058a6..5c4bedc 100644
--- a/DBus-service.md
+++ b/DBus-service.md
@@ -41,9 +41,15 @@ export DBUS_LAUNCHD_SESSION_BUS_SOCKET=$(launchctl getenv DBUS_LAUNCHD_SESSION_B
 
 Note that this will work only from a normal Macintosh desktop session.
 
+To use the system bus:
+```
+export DBUS_SYSTEM_BUS_ADDRESS=unix:path=/usr/local/var/run/dbus/system_bus_socket
+```
+This works either from a desktop session or an SSH session.
+
 #### MacOS and SSH
 
-As mentioned, the command lines above work only from a normal Macintosh desktop session, because `launchctl` is not available via SSH.
+As mentioned, the session bus command lines above work only from a normal Macintosh desktop session, because `launchctl` is not available via SSH.
 
 To work around this problem, there are two cases: