diff --git a/cad/verilator/Makefile b/cad/verilator/Makefile
index 525a8bf99b42..e3fd4d34ff36 100644
--- a/cad/verilator/Makefile
+++ b/cad/verilator/Makefile
@@ -1,58 +1,58 @@
 PORTNAME=	verilator
 DISTVERSIONPREFIX=	v
-DISTVERSION=	4.226
+DISTVERSION=	4.228
 CATEGORIES=	cad
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Synthesizable Verilog to C++ compiler
 WWW=		https://www.veripool.org/projects/verilator/wiki/Intro
 
 LICENSE=	GPLv3
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BROKEN_i386=	see https://github.com/verilator/verilator/issues/3037
 
 BUILD_DEPENDS=	autoconf>0:devel/autoconf \
 		bash:shells/bash \
 		${LOCALBASE}/bin/ar:devel/binutils
 LIB_DEPENDS=	libsystemc.so:devel/systemc
 RUN_DEPENDS=	gmake:devel/gmake # verilator runs gmake for the --hierarchical option when the 'gmake' method is chosen
 
 USES=		bison compiler:c++14-lang gmake localbase:ldflags pathfix perl5 python:build,run,test shebangfix tar:tgz
 USE_GITHUB=	yes
 
 SHEBANG_FILES=	bin/verilator_ccache_report bin/verilator_profcfunc bin/verilator_gantt
 
 GNU_CONFIGURE=	yes
 CONFIGURE_ENV=	INSTALL_PROGRAM="${INSTALL_SCRIPT}"
 CONFIGURE_ARGS=	AR=${LOCALBASE}/bin/ar
 CONFIGURE_SHELL=	${LOCALBASE}/bin/bash # see https://github.com/verilator/verilator/issues/3132
 
 TEST_TARGET=	test
 
 BINARY_ALIAS=	make=${GMAKE} python3=${PYTHON_CMD} # aliasas are only for tests
 
 OPTIONS_DEFINE=			INSTALL_DBG_EXECUTABLES LEAK_CHECKS
 OPTIONS_SUB=			yes
 
 INSTALL_DBG_EXECUTABLES_DESC=	Install *_dbg executables
 
 LEAK_CHECKS_DESC=		Disable intentional memory leaks
 LEAK_CHECKS_CXXFLAGS=		-DVL_LEAK_CHECKS
 LEAK_CHECKS_BROKEN=		compilation will be fixed in the next release
 
 post-patch:
 	${REINPLACE_CMD} -e 's|@pkgconfigdir@|${PREFIX}/libdata/pkgconfig|' \
 	    ${WRKSRC}/Makefile.in
 
 pre-configure:
 	cd ${WRKSRC} && \
 		autoconf
 
 post-build:
 	@${STRIP_CMD} ${WRKSRC}/bin/verilator_bin
 
 post-install-INSTALL_DBG_EXECUTABLES-off:
 	@${RM} ${STAGEDIR}${PREFIX}/bin/verilator_bin_dbg ${STAGEDIR}${PREFIX}/bin/verilator_coverage_bin_dbg
 
 .include <bsd.port.mk>
diff --git a/cad/verilator/distinfo b/cad/verilator/distinfo
index ecf98360c28a..3b94c6ebd699 100644
--- a/cad/verilator/distinfo
+++ b/cad/verilator/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1662056469
-SHA256 (verilator-verilator-v4.226_GH0.tar.gz) = 70bc941d86e4810253d51aa94898b0802d916ab76296a398f8ceb8798122c9be
-SIZE (verilator-verilator-v4.226_GH0.tar.gz) = 2605577
+TIMESTAMP = 1664661808
+SHA256 (verilator-verilator-v4.228_GH0.tar.gz) = be6af6572757013802be5b0ff9c64cbf509e98066737866abaae692fe04edf09
+SIZE (verilator-verilator-v4.228_GH0.tar.gz) = 2623600