diff -Naurp bind-9.9.5/bin/dig/dig.docbook bind-9.9.5.oden/bin/dig/dig.docbook
--- bind-9.9.5/bin/dig/dig.docbook	2014-02-02 14:26:54.097339231 +0100
+++ bind-9.9.5.oden/bin/dig/dig.docbook	2014-02-02 14:27:03.840339776 +0100
@@ -970,8 +970,8 @@ dig +qr www.isc.org any -x 127.0.0.1 isc
       <command>dig</command> appropriately converts character encoding of
       domain name before sending a request to DNS server or displaying a
       reply from the server.
-      If you'd like to turn off the IDN support for some reason, defines
-      the <envar>IDN_DISABLE</envar> environment variable.
+      If you'd like to turn off the IDN support for some reason, define
+      the <envar>CHARSET=ASCII</envar> environment variable.
       The IDN support is disabled if the variable is set when
       <command>dig</command> runs.
     </para>