Index: head/math/R-cran-sandwich/Makefile
===================================================================
--- head/math/R-cran-sandwich/Makefile	(revision 368811)
+++ head/math/R-cran-sandwich/Makefile	(revision 368812)
@@ -1,19 +1,19 @@
 # Created by: TAKATSU Tomonari <tota@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	sandwich
-DISTVERSION=	2.3-0
-PORTREVISION=	4
+DISTVERSION=	2.3-1
 CATEGORIES=	math
 DISTNAME=	${PORTNAME}_${DISTVERSION}
 
 MAINTAINER=	tota@FreeBSD.org
 COMMENT=	Robust Covariance Matrix Estimators
 
-LICENSE=	GPLv2
+LICENSE=	GPLv2 GPLv3
+LICENSE_COMB=	dual
 
 RUN_DEPENDS=	R-cran-zoo>0:${PORTSDIR}/math/R-cran-zoo
 
 USES=	cran:auto-plist
 
 .include <bsd.port.mk>
Index: head/math/R-cran-sandwich/distinfo
===================================================================
--- head/math/R-cran-sandwich/distinfo	(revision 368811)
+++ head/math/R-cran-sandwich/distinfo	(revision 368812)
@@ -1,2 +1,2 @@
-SHA256 (sandwich_2.3-0.tar.gz) = cdd3cdc7703b089cb2cb735d86b84e0204f1dc7a508be48488d25c2b79394169
-SIZE (sandwich_2.3-0.tar.gz) = 459414
+SHA256 (sandwich_2.3-1.tar.gz) = 16db246731eb5090c89fee1470312eb670596590769df21f395590b3f5c74bfa
+SIZE (sandwich_2.3-1.tar.gz) = 460377