diff -uN /usr/ports/math/ess/Makefile ess/Makefile
--- /usr/ports/math/ess/Makefile	2012-05-04 22:56:11.000000000 +0200
+++ ess/Makefile	2012-05-22 16:17:56.765498928 +0200
@@ -7,7 +7,8 @@
 
 PORTNAME=	ess
 PORTVERSION=	12.04
-PORTREVISION=	1
+PORTREVISION=	2
+DISTNAME=	ess-12.04-2
 CATEGORIES=	math
 MASTER_SITES=	http://ess.r-project.org/downloads/ess/
 EXTRACT_SUFX=	.tgz
diff -uN /usr/ports/math/ess/Makefile~ ess/Makefile~
--- /usr/ports/math/ess/Makefile~	1970-01-01 01:00:00.000000000 +0100
+++ ess/Makefile~	2012-05-22 16:14:17.975507422 +0200
@@ -0,0 +1,58 @@
+# New ports collection makefile for:	ess
+# Date created:				06 March 2010
+# Whom:					Christopher J.s Ruwe
+#
+# $FreeBSD: ports/math/ess/Makefile,v 1.13 2012/05/04 20:56:11 bf Exp $
+#
+
+PORTNAME=	ess
+PORTVERSION=	12.04
+PORTREVISION=	2
+CATEGORIES=	math
+MASTER_SITES=	http://ess.r-project.org/downloads/ess/
+EXTRACT_SUFX=	.tgz
+
+MAINTAINER=	cjr@cruwe.de
+COMMENT=	R support for Emacsen
+
+LICENSE=	GPLv2
+
+RUN_DEPENDS=	R:${PORTSDIR}/math/R
+
+USE_EMACS=	yes
+USE_GMAKE=	yes
+
+.if !defined(NOPORTDOCS)
+INFO=	ess
+.endif
+
+post-patch:
+	${REINPLACE_CMD} -e "\|^PREFIX=|d" -e "\|^INSTALL=|d" \
+		-e "\|^EMACS=|s|=.*|=${EMACS_NAME}|" \
+		-e "\|^ETCDIR=|s|=.*|=${PREFIX}/${EMACS_LIBDIR}/etc/ess|" \
+		-e "\|^INFODIR=|s|=.*|=${PREFIX}/${INFO_PATH}|" \
+		-e "\|^LISPDIR=|s|=.*|=${PREFIX}/${EMACS_SITE_LISPDIR}|" \
+		${WRKSRC}/Makeconf
+	${REINPLACE_CMD} -e "\|cd doc; \$$(MAKE) \$$@|d" \
+		${WRKSRC}/Makefile
+	${REINPLACE_CMD} -e "s|\$$(INSTALL)|${INSTALL_DATA}|g" \
+		${WRKSRC}/doc/Makefile ${WRKSRC}/etc/Makefile
+	${REINPLACE_CMD} -e "s|\$$(INSTALL)|${INSTALL_SCRIPT}|g" \
+		${WRKSRC}/lisp/Makefile
+
+.if !defined(NOPORTDOCS)
+post-build:
+	@(cd ${WRKSRC}/doc; ${SETENV} ${MAKE_ENV} ${GMAKE} ${_MAKE_JOBS} \
+	${MAKE_ARGS} info)
+.endif
+
+post-install:
+.if !defined(NOPORTDOCS)
+	@(cd ${WRKSRC}/doc; ${SETENV} ${MAKE_ENV} ${GMAKE} ${_MAKE_JOBS} \
+	${MAKE_ARGS} install-info)
+.endif
+	@${ECHO_MSG} ""
+	@${CAT} ${PKGMESSAGE}
+	@${ECHO_MSG} ""
+
+.include <bsd.port.mk>
diff -uN /usr/ports/math/ess/distinfo ess/distinfo
--- /usr/ports/math/ess/distinfo	2012-04-13 08:44:41.000000000 +0200
+++ ess/distinfo	2012-05-22 16:35:14.855460769 +0200
@@ -1,2 +1,2 @@
-SHA256 (ess-12.04.tgz) = e4fa851d97c1b6cb4d1b2babf30c9720c483c896cfd45ab34b0605cd5fb217ab
-SIZE (ess-12.04.tgz) = 3481710
+SHA256 (ess-12.04-2.tgz) = 6ca59b8b8e711a9bda1118e2f1ef532a2379cb1cf8f9be64769dcce3dd9b0e05
+SIZE (ess-12.04-2.tgz) = 3275844