diff --git a/science/fastcap/Makefile b/science/fastcap/Makefile
index 84198d16e070..ef485efd4b48 100644
--- a/science/fastcap/Makefile
+++ b/science/fastcap/Makefile
@@ -14,6 +14,9 @@ MASTER_SITES=	ftp://ftp.srware.com/pub/	\
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	A three-dimensional capacitance extraction program
 
+DEPRECATED=     Upstream disapear and distfile is no more available
+EXPIRATION_DATE=        2011-05-01
+
 P_VERSION=	2.0
 
 HAS_CONFIGURE=	yes
diff --git a/science/fasthenry/Makefile b/science/fasthenry/Makefile
index 7ba7693aeabc..dcc6d9a426dd 100644
--- a/science/fasthenry/Makefile
+++ b/science/fasthenry/Makefile
@@ -14,6 +14,9 @@ MASTER_SITES=	ftp://ftp.srware.com/pub/	\
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	A multipole-accelerated inductance analysis program
 
+DEPRECATED=     Upstream disapear and distfile is no more available
+EXPIRATION_DATE=        2011-05-01
+
 P_VERSION=	3.0
 
 HAS_CONFIGURE=	yes
diff --git a/science/oases/Makefile b/science/oases/Makefile
index 81e4f94910ac..aefce571e703 100644
--- a/science/oases/Makefile
+++ b/science/oases/Makefile
@@ -16,6 +16,9 @@ DISTNAME=	oases_Mar-28-2002
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Ocean Acoustics and Seismic Exploration Synthesis
 
+DEPRECATED=     Upstream disapear and distfile is no more available
+EXPIRATION_DATE=        2011-05-01
+
 WRKSRC=		${WRKDIR}/Oases_export
 
 USE_XORG=	x11