diff --git a/IkiWiki/Plugin/po.pm b/IkiWiki/Plugin/po.pm
index 7861523da..bdf4b2c29 100644
--- a/IkiWiki/Plugin/po.pm
+++ b/IkiWiki/Plugin/po.pm
@@ -1,5 +1,7 @@
 #!/usr/bin/perl
 # .po as a wiki page type
+# Licensed under GPL v2 or greater
+# Copyright (C) 2008 intrigeri <intrigeri@boum.org>
 # inspired by the GPL'd po4a-translate,
 # which is Copyright 2002, 2003, 2004 by Martin Quinson (mquinson#debian.org)
 package IkiWiki::Plugin::po;
diff --git a/doc/plugins/po.mdwn b/doc/plugins/po.mdwn
index 0a8a77a3c..1526798d1 100644
--- a/doc/plugins/po.mdwn
+++ b/doc/plugins/po.mdwn
@@ -276,11 +276,6 @@ in the backlinks.
 
 `po_link_to = current`: seems to work nicely
 
-### license
-
-> Could you please put a copyright and license on po.pm? I assume it's
-> GPLed as it's based on po4a-translate. --[[Joey]]
-
 Translation quality assurance
 -----------------------------