--- doc/build/ubuntu18LTS_install.frag	2021/01/09 03:26:20	1.3
+++ doc/build/ubuntu18LTS_install.frag	2021/03/09 13:05:59	1.4
@@ -281,7 +281,7 @@ The LON-CAPA network services take a mom
 will be apparent at this step. Lastly, exit from root status to resume use of your regular account.
 </p>
 <pre>
-sudo systemctl start loncontrol
+sudo /home/httpd/perl/loncontrol start
 sudo systemctl start apache2
 exit
 </pre>