--- Makefile.orig	2023-01-13 04:57:03.000000000 +1100
+++ Makefile	2023-01-13 10:32:52.688654814 +1100
@@ -2,7 +2,7 @@
 name = sc-im
 
 # The base directory where everything should be installed.
-prefix  = /usr/local
+prefix  = /usr
 
 EXDIR   = $(prefix)/bin
 HELPDIR = $(prefix)/share/$(name)