diff --git a/net/libnet/Makefile b/net/libnet/Makefile
index d6263cf31b58..631868cc2f1e 100644
--- a/net/libnet/Makefile
+++ b/net/libnet/Makefile
@@ -10,7 +10,9 @@ PORTVERSION=	1.1.2.1
 PORTREVISION=	2
 PORTEPOCH=	1
 CATEGORIES=	net
-MASTER_SITES=	http://www.packetfactory.net/libnet/dist/
+MASTER_SITES=	http://www.packetfactory.net/libnet/dist/ \
+		${MASTER_SITE_GENTOO}
+MASTER_SITE_SUBDIR=	distfiles
 PKGNAMESUFFIX=	11
 
 MAINTAINER=	dinoex@FreeBSD.org
diff --git a/net/libnet10/Makefile b/net/libnet10/Makefile
index 58a0c7f8b8d1..8bdc9ee631be 100644
--- a/net/libnet10/Makefile
+++ b/net/libnet10/Makefile
@@ -10,7 +10,9 @@ PORTVERSION=	1.0.2a
 PORTREVISION=	4
 PORTEPOCH=	1
 CATEGORIES=	net
-MASTER_SITES=	http://www.packetfactory.net/libnet/dist/deprecated/
+MASTER_SITES=	http://www.packetfactory.net/libnet/dist/deprecated/ \
+		${MASTER_SITE_GENTOO}
+MASTER_SITE_SUBDIR=	distfiles
 PKGNAMESUFFIX=	10
 
 MAINTAINER=	dinoex@FreeBSD.org