diff --git a/devel/mdb/Makefile b/devel/mdb/Makefile
index 7575867b4cd5..58f94b38660b 100644
--- a/devel/mdb/Makefile
+++ b/devel/mdb/Makefile
@@ -1,47 +1,47 @@
 PORTNAME=	mdb
-PORTVERSION=	20210810
+PORTVERSION=	20230323
 CATEGORIES=	devel
 
 MAINTAINER=	jhb@FreeBSD.org
 COMMENT=	Solaris Modular Debugger
 WWW=		https://docs.oracle.com/cd/E19683-01/806-6545/index.html
 
 LICENSE=	CDDL
 
 USES=		compiler uidfix
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	bsdjhb
 GH_PROJECT=	illumos-gate
-GH_TAGNAME=	df212e0857
+GH_TAGNAME=	80a98276db
 
 ONLY_FOR_ARCHS=	amd64
 
 MAKE_ARGS=	WITH_CTF=yes
 MAKE_ARGS+=	BINDIR=${PREFIX}/bin
 MAKE_ARGS+=	LIBDIR=${PREFIX}/lib
 MAKE_ARGS+=	FREEBSD_SRC_DIR=${SRC_BASE}
 MAKE_ARGS+=	STRIP=
 WRKSRC_SUBDIR=	freebsd/cddl/usr.bin/mdb
 CFLAGS+=	-DMDB_PREFIX=\\\"${PREFIX}\\\" -g
 
 .include <bsd.port.pre.mk>
 
 .if !exists(${SRC_BASE}/cddl/compat) || !exists(${SRC_BASE}/sys/cddl/compat)
 IGNORE=		requires full source tree with CDDL sources
 .endif
 
 .if ${OSVERSION} < 1300015 && ${COMPILER_TYPE} == "clang" && \
     ${COMPILER_VERSION} >= 80
 # clang 8 cannot compile due to enum redefinitions in kernel.h
 BROKEN=		Depends on removed llvm70
 # BUILD_DEPENDS+=	${LOCALBASE}/bin/clang70:devel/llvm70
 # CPP=	${LOCALBASE}/bin/clang-cpp70
 # CC=	${LOCALBASE}/bin/clang70
 # CXX=	${LOCALBASE}/bin/clang++70
 .endif
 
 pre-install:
 	${MKDIR} ${STAGEDIR}${PREFIX}/lib/mdb/kvm/${MACHINE_ARCH}
 
 .include <bsd.port.post.mk>
diff --git a/devel/mdb/distinfo b/devel/mdb/distinfo
index de8aea11ad2b..6ab4140796f5 100644
--- a/devel/mdb/distinfo
+++ b/devel/mdb/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1628630438
-SHA256 (bsdjhb-illumos-gate-20210810-df212e0857_GH0.tar.gz) = 3daaeefbb7d44215672069868244ed46003c67db96d40858a3d85aa85d5ecffd
-SIZE (bsdjhb-illumos-gate-20210810-df212e0857_GH0.tar.gz) = 115100615
+TIMESTAMP = 1679605239
+SHA256 (bsdjhb-illumos-gate-20230323-80a98276db_GH0.tar.gz) = 0d07311c3503fdd0c12995aa684635c4b091453db8c4cde813addb3299156f88
+SIZE (bsdjhb-illumos-gate-20230323-80a98276db_GH0.tar.gz) = 115102877