diff --git a/audio/p5-Audio/Makefile b/audio/p5-Audio/Makefile
index 64255bcab33c..54a3fbf36d54 100644
--- a/audio/p5-Audio/Makefile
+++ b/audio/p5-Audio/Makefile
@@ -1,23 +1,26 @@
 # Created by: Maxim Sobolev <sobomax@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	Audio
 PORTVERSION=	1.029
 PORTREVISION=	4
 CATEGORIES=	audio perl5
 MASTER_SITES=	CPAN
 PKGNAMEPREFIX=	p5-
 
 MAINTAINER=	perl@FreeBSD.org
 COMMENT=	Audio manipulation routines for perl
 
 LICENSE=	GPLv2 GPLv3
 LICENSE_COMB=	dual
 
+DEPRECATED=	Depends on expired math/p5-Math-GSL
+EXPIRATION_DATE=2020-06-05
+
 BUILD_DEPENDS=	${RUN_DEPENDS}
 RUN_DEPENDS=	p5-Math-GSL>=0:math/p5-Math-GSL
 
 USES=		perl5
 USE_PERL5=	configure
 
 .include <bsd.port.mk>