diff --git a/usr.sbin/tzsetup/tzsetup.c b/usr.sbin/tzsetup/tzsetup.c
--- a/usr.sbin/tzsetup/tzsetup.c
+++ b/usr.sbin/tzsetup/tzsetup.c
@@ -957,7 +957,7 @@
 		    "If it is set to local time,\n"
 		    "or you don't know, please choose NO here!");
 
-		conf.title = "Select local or UTC (Greenwich Mean Time) clock";
+		conf.title = "Select local or UTC (Coordinated Universal Time) clock";
 		if (bsddialog_yesno(&conf, prompt, 7, 73) == BSDDIALOG_YES) {
 			if (reallydoit)
 				unlink(path_wall_cmos_clock);