--- tool/w3mmlconfig/mlconfig.cgi.in.orig	2017-01-07 22:24:38 UTC
+++ tool/w3mmlconfig/mlconfig.cgi.in
@@ -2,6 +2,7 @@
 
 $DEBUG = 1;
 
+use lib '@CGI_BIN@';
 require 'mlconfig-data.pl';
 
 open(CHALLENGE, "$ENV{HOME}/.mlterm/challenge");