diff --git a/net/p5-Net-NTP/Makefile b/net/p5-Net-NTP/Makefile
index 30bc49a225c5..69b3df2e2f4e 100644
--- a/net/p5-Net-NTP/Makefile
+++ b/net/p5-Net-NTP/Makefile
@@ -5,6 +5,7 @@ PORTNAME=	Net-NTP
 PORTVERSION=	1.5
 CATEGORIES=	net
 MASTER_SITES=	CPAN
+PKGNAMEPREFIX=	p5-
 
 MAINTAINER=	perl@FreeBSD.org
 COMMENT=	Perl extension for decoding NTP server responses