diff -urN /usr/ports/math/ess/Makefile math/ess/Makefile
--- /usr/ports/math/ess/Makefile	2016-01-13 07:47:16.357870000 +0900
+++ math/ess/Makefile	2016-01-15 00:00:00.000000000 +0900
@@ -2,12 +2,12 @@
 # $FreeBSD: head/math/ess/Makefile 405891 2016-01-12 16:20:31Z amdmi3 $
 
 PORTNAME=	ess
-DISTVERSION=	15.09-1
+DISTVERSION=	15.09-2
 CATEGORIES=	math
 MASTER_SITES=	http://ess.r-project.org/downloads/ess/ \
 		http://stat.ethz.ch/ESS/downloads/ess/
 
-MAINTAINER=	ports@FreeBSD.org
+MAINTAINER=	ports@freebsd.org
 COMMENT=	R support for Emacsen
 
 LICENSE=	GPLv2+
diff -urN /usr/ports/math/ess/distinfo math/ess/distinfo
--- /usr/ports/math/ess/distinfo	2015-12-23 06:45:11.394682000 +0900
+++ math/ess/distinfo	2016-01-15 00:00:00.000000000 +0900
@@ -1,2 +1,2 @@
-SHA256 (ess-15.09-1.tgz) = 5f9e4aa35a7179dfa7defed6d8df0fbf99db41ed33df00218269b3dc0cac793d
-SIZE (ess-15.09-1.tgz) = 3243608
+SHA256 (ess-15.09-2.tgz) = 706c41237e1edf33a369902f503bb25254b2bbb750b9ed1adee244e875264afb
+SIZE (ess-15.09-2.tgz) = 3248241