diff --git a/doc/todo/language_definition_for_the_meta_plugin.mdwn b/doc/todo/language_definition_for_the_meta_plugin.mdwn
index 39c519e3d..4e5d8ef4e 100644
--- a/doc/todo/language_definition_for_the_meta_plugin.mdwn
+++ b/doc/todo/language_definition_for_the_meta_plugin.mdwn
@@ -29,6 +29,9 @@ This may be useful for sites with a few pages in different languages, but no ful
 >>>> it from the `meta` directive.
 >>>> — [[NicolasLimare]]
 
+>>>>> ikiwiki already has a $config{locale}, which is a full locale (ie,
+>>>>> "en_US.UTF-8". This just needs to be parsed for the lang. --[[Joey]]
+
 <pre>
 --- meta.orig.pm  2007-07-27 00:19:51.000000000 +0200
 +++ meta.pm       2007-08-05 22:37:40.000000000 +0200