Index: head/science/rubygem-ai4r/Makefile
===================================================================
--- head/science/rubygem-ai4r/Makefile	(revision 450515)
+++ head/science/rubygem-ai4r/Makefile	(revision 450516)
@@ -1,19 +1,18 @@
 # Created by: Eric Freeman <freebsdports@chillibear.com>
 # $FreeBSD$
 
 PORTNAME=	ai4r
 PORTVERSION=	1.13
 CATEGORIES=	science rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	ruby@FreeBSD.org
 COMMENT=	Various Ruby artificial intelligence algorithm implementations
 
-LICENSE=	MPL
+LICENSE=	MPL11
 
 NO_ARCH=	yes
-
 USE_RUBY=	yes
 USES=		gem
 
 .include <bsd.port.mk>