diff --git a/net-mgmt/check_nwc_health/Makefile b/net-mgmt/check_nwc_health/Makefile
index 5f47bd9bc8be..0b73fe3d34e9 100644
--- a/net-mgmt/check_nwc_health/Makefile
+++ b/net-mgmt/check_nwc_health/Makefile
@@ -1,31 +1,35 @@
 PORTNAME=	check_nwc_health
 PORTVERSION=	10.1.0.3
+PORTREVISION=	1
 CATEGORIES=	net-mgmt
 MASTER_SITES=	https://labs.consol.de/assets/downloads/nagios/
 
 MAINTAINER=	leres@FreeBSD.org
 COMMENT=	Nagios plugin to monitor network equipment via SNMP
 
 LICENSE=	GPLv2
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 USES=	perl5
 
 GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--prefix=${PREFIX} \
 		--with-nagios-user=${NAGIOSUSER} \
 		--with-nagios-group=${NAGIOSGROUP} \
 		--with-perl=${PERL}
 
 NAGIOSUSER?=	nagios
 NAGIOSGROUP?=	nagios
 USERS=		${NAGIOSUSER}
 GROUPS=		${NAGIOSGROUP}
 
 PLIST_FILES=	libexec/check_nwc_health
 
 post-patch:
 	${REINPLACE_CMD} -e "s| /bin/sed| ${SED}|" -e "s| /bin/grep| ${GREP}|" \
 	    ${WRKSRC}/plugins-scripts/Makefile.in
+	# Remove unused expression that is problematic for pkg-fallout
+	# under 12.3 but causes no problems anywhere else
+	${REINPLACE_CMD} -e "/@AWK@/d" ${WRKSRC}/plugins-scripts/subst.in
 
 .include <bsd.port.mk>