--- wml_backend/p6_asubst/asubst.src.orig	2014-12-21 22:11:32.129199505 +0000
+++ wml_backend/p6_asubst/asubst.src	2014-12-21 22:13:04.023189389 +0000
@@ -16,6 +16,7 @@
 use Getopt::Long 2.13;
 use IO::Handle 1.15;
 use IO::File 1.06;
+=encoding Latin1
 
 #
 #   process command line
