diff --git a/www/R-cran-httpuv/Makefile b/www/R-cran-httpuv/Makefile
index 9c53e9622147..14ddef88e6f4 100644
--- a/www/R-cran-httpuv/Makefile
+++ b/www/R-cran-httpuv/Makefile
@@ -1,22 +1,22 @@
 # Created by: TAKATSU Tomonari <tota@FreeBSD.org>
 
 PORTNAME=	httpuv
-PORTVERSION=	1.6.2
+PORTVERSION=	1.6.3
 CATEGORIES=	www
 DISTNAME=	${PORTNAME}_${PORTVERSION}
 
 MAINTAINER=	tota@FreeBSD.org
 COMMENT=	HTTP and WebSocket server library for R
 
 LICENSE=	GPLv2+
 
-CRAN_DEPENDS=	R-cran-Rcpp>=0.11.0:devel/R-cran-Rcpp \
+CRAN_DEPENDS=	R-cran-Rcpp>=1.0.7:devel/R-cran-Rcpp \
 		R-cran-R6>0:devel/R-cran-R6 \
 		R-cran-promises>0:devel/R-cran-promises \
 		R-cran-later>=0.8.0:devel/R-cran-later
 BUILD_DEPENDS=	${CRAN_DEPENDS}
 RUN_DEPENDS=	${CRAN_DEPENDS}
 
 USES=		compiler:c++11-lang cran:auto-plist,compiles
 
 .include <bsd.port.mk>
diff --git a/www/R-cran-httpuv/distinfo b/www/R-cran-httpuv/distinfo
index fbaddcd71ad0..d1707242e07f 100644
--- a/www/R-cran-httpuv/distinfo
+++ b/www/R-cran-httpuv/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1629376308
-SHA256 (httpuv_1.6.2.tar.gz) = 561f45567d28d946a1cd04db932e94c9c575fd85963104ad7d8a6296e156badc
-SIZE (httpuv_1.6.2.tar.gz) = 1815049
+TIMESTAMP = 1631418023
+SHA256 (httpuv_1.6.3.tar.gz) = bfe338c86cc09968c5ec2fd1023040db323d3c3aa413d8d3e5ad4b320bf00876
+SIZE (httpuv_1.6.3.tar.gz) = 1814524