Index: head/math/p5-AI-DecisionTree/Makefile
===================================================================
--- head/math/p5-AI-DecisionTree/Makefile	(revision 491696)
+++ head/math/p5-AI-DecisionTree/Makefile	(revision 491697)
@@ -1,17 +1,21 @@
 # Created by: Cheng-Lung Sung <clsung@dragon2.net>
 # $FreeBSD$
 
 PORTNAME=	AI-DecisionTree
 PORTVERSION=	0.11
 PORTREVISION=	1
 CATEGORIES=	math perl5
 MASTER_SITES=	CPAN
 PKGNAMEPREFIX=	p5-
 
 MAINTAINER=	perl@FreeBSD.org
 COMMENT=	Perl module for Automatically Learning Decision Trees
 
+LICENSE=	ART10 GPLv1+
+LICENSE_COMB=	dual
+LICENSE_FILE=	${WRKSRC}/LICENSE
+
 USES=		perl5
 USE_PERL5=	configure
 
 .include <bsd.port.mk>