diff --git a/math/R-cran-sandwich/Makefile b/math/R-cran-sandwich/Makefile
index b32b64ba2fad..28cca15e5448 100644
--- a/math/R-cran-sandwich/Makefile
+++ b/math/R-cran-sandwich/Makefile
@@ -1,16 +1,16 @@
 PORTNAME=	sandwich
-DISTVERSION=	3.1-2
+DISTVERSION=	3.1-3
 CATEGORIES=	math
 DISTNAME=	${PORTNAME}_${DISTVERSION}
 
 MAINTAINER=	tota@FreeBSD.org
 COMMENT=	Robust Covariance Matrix Estimators
 WWW=		https://cran.r-project.org/web/packages/sandwich/
 
 LICENSE=	GPLv2+
 
 RUN_DEPENDS=	R-cran-zoo>0:math/R-cran-zoo
 
 USES=		cran:auto-plist
 
 .include <bsd.port.mk>
diff --git a/math/R-cran-sandwich/distinfo b/math/R-cran-sandwich/distinfo
index 4ec9a635caa7..bcef0daa4fec 100644
--- a/math/R-cran-sandwich/distinfo
+++ b/math/R-cran-sandwich/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1783956720
-SHA256 (sandwich_3.1-2.tar.gz) = d096fe24aba3f118f82ea2ac7c5d607dcdf2926c2c76fcf97ae14c81d4b58161
-SIZE (sandwich_3.1-2.tar.gz) = 1423653
+TIMESTAMP = 1786026596
+SHA256 (sandwich_3.1-3.tar.gz) = 960006cf4fcbada936b43acd04ddd8c0d1255570f41dda046ce778873f546134
+SIZE (sandwich_3.1-3.tar.gz) = 1423483