diff --git a/math/p5-Math-Algebra-Symbols/Makefile b/math/p5-Math-Algebra-Symbols/Makefile
index 65d3c4f5535c..a12b07de0d2c 100644
--- a/math/p5-Math-Algebra-Symbols/Makefile
+++ b/math/p5-Math-Algebra-Symbols/Makefile
@@ -7,9 +7,12 @@ CATEGORIES=	math perl5
 MASTER_SITES=	CPAN
 PKGNAMEPREFIX=	p5-
 
-MAINTAINER=	ports@FreeBSD.org
+MAINTAINER=	5u623l20@gmail.com
 COMMENT=	Symbolic Algebra in Pure Perl
 
+LICENSE=	ART10 GPLv1
+LICENSE_COMB=	dual
+
 BUILD_DEPENDS=	p5-Scalar-List-Utils>=0:${PORTSDIR}/lang/p5-Scalar-List-Utils
 RUN_DEPENDS:=	${BUILD_DEPENDS}