diff --git a/math/p5-Math-Derivative/Makefile b/math/p5-Math-Derivative/Makefile
index 5ffe1d55c492..cbddabdfbb24 100644
--- a/math/p5-Math-Derivative/Makefile
+++ b/math/p5-Math-Derivative/Makefile
@@ -7,9 +7,12 @@ CATEGORIES=	math perl5
 MASTER_SITES=	CPAN
 PKGNAMEPREFIX=	p5-
 
-MAINTAINER=	ports@FreeBSD.org
+MAINTAINER=	5u623l20@gmail.com
 COMMENT=	Numeric 1st and 2nd order differentiation
 
+LICENSE=	ART10 GPLv1
+LICENSE_COMB=	dual
+
 USES=		perl5
 USE_PERL5=	configure
 
diff --git a/math/p5-Math-Derivative/pkg-descr b/math/p5-Math-Derivative/pkg-descr
index 36a1e4b26110..6a2c0abac6cc 100644
--- a/math/p5-Math-Derivative/pkg-descr
+++ b/math/p5-Math-Derivative/pkg-descr
@@ -5,3 +5,5 @@ ordinates of the data and return an array of the 1st or 2nd derivative
 at the given x ordinates. Derivative2 may optionally be given values to
 use for the first dervivative at the start and end points of the data -
 otherwiswe 'natural' values are used.
+
+WWW: http://search.cpan.org/dist/Math-Derivative/