diff --git a/x11/wrapper/Makefile b/x11/wrapper/Makefile
index 9f228ad65092..439c15c9f008 100644
--- a/x11/wrapper/Makefile
+++ b/x11/wrapper/Makefile
@@ -9,12 +9,20 @@ PORTNAME=	wrapper
 PORTVERSION=	1.0
 PORTREVISION=	1
 CATEGORIES=	x11
+MASTER_SITES=	# none
+DISTFILES=	# none
 
 MAINTAINER=	trevor@FreeBSD.org
 
 NO_WRKSUBDIR=	yes
 USE_X_PREFIX=	yes
 
+.include <bsd.port.pre.mk>
+
+.if ${XFREE86_VERSION} == 3
+FORBIDDEN=	This port is for XFree86-4.
+.endif
+
 do-fetch:
 
 do-build:
@@ -24,4 +32,4 @@ do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/Xwrapper ${PREFIX}/bin
 	@PKG_PREFIX=${PREFIX} ${SH} ${PKGINSTALL} ${PKGNAME} POST-INSTALL
 
-.include <bsd.port.mk>
+.include <bsd.port.post.mk>