diff --git a/security/doas/Makefile b/security/doas/Makefile
index 7180fd0237fc..58c1aa4b15fe 100644
--- a/security/doas/Makefile
+++ b/security/doas/Makefile
@@ -1,54 +1,56 @@
 PORTNAME=	doas
 PORTVERSION=	6.3p12
 CATEGORIES=	security
 
 MAINTAINER=	jsmith@resonatingmedia.com
 COMMENT=	Simple sudo alternative to run commands as another user
 WWW=		https://github.com/slicer69/doas/
 
 LICENSE=	BSD2CLAUSE ISCL
 LICENSE_COMB=	multi
 LICENSE_FILE_BSD2CLAUSE=	${WRKSRC}/LICENSE
 LICENSE_FILE_ISCL=		${WRKSRC}/LICENSE
 
 USES=		cpe gmake
 CPE_VENDOR=	doas_project
 CPE_VERSION=	${PORTVERSION:C/p.+//}
 CPE_UPDATE=	${PORTVERSION:C/[^p]*//}
 USE_GITHUB=	yes
 GH_ACCOUNT=	slicer69
 
 MAKE_ENV+=	TARGETPATH=-DGLOBAL_PATH='\"${_GLOBAL_PATH}\"'
 
+CONFLICTS=	opendoas
+
 BINMODE=	4755
 
 SUB_FILES=	pkg-message
 PLIST_FILES=	bin/doas \
 		bin/doasedit \
 		bin/vidoas \
 		etc/doas.conf.sample \
 		share/man/man1/doas.1.gz \
 		share/man/man5/doas.conf.5.gz \
 		share/man/man8/doasedit.8.gz \
 		share/man/man8/vidoas.8.gz
 
 # These are upstream's default paths that are set for the GLOBAL_PATH variable
 # in doas.h since the 6.1 release. Those paths are then used for target user's
 # PATH variable instead of those of the original user.
 #
 # See also:
 #  * https://github.com/slicer69/doas/blob/6.1/doas.h#L36
 #  * https://github.com/slicer69/doas/releases/tag/6.1
 _GLOBAL_PATH?=	${LOCALBASE}/sbin:${LOCALBASE}/bin:/usr/sbin:/usr/bin:/sbin:/bin
 
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/${PORTNAME} ${STAGEDIR}${PREFIX}/bin
 	${INSTALL_SCRIPT} ${WRKSRC}/vidoas.final ${STAGEDIR}${PREFIX}/bin/vidoas
 	${INSTALL_SCRIPT} ${WRKSRC}/doasedit ${STAGEDIR}${PREFIX}/bin/doasedit
 	${INSTALL_MAN} ${WRKSRC}/doas.1.final ${STAGEDIR}${PREFIX}/share/man/man1/doas.1
 	${INSTALL_MAN} ${WRKSRC}/doas.conf.5.final ${STAGEDIR}${PREFIX}/share/man/man5/doas.conf.5
 	${INSTALL_MAN} ${WRKSRC}/vidoas.8.final ${STAGEDIR}${PREFIX}/share/man/man8/vidoas.8
 	${INSTALL_MAN} ${WRKSRC}/doasedit.8 ${STAGEDIR}${PREFIX}/share/man/man8/doasedit.8
 	${INSTALL_DATA} ${WRKSRC}/doas.conf.sample ${STAGEDIR}${PREFIX}/etc/doas.conf.sample
 
 .include <bsd.port.mk>
diff --git a/security/opendoas/Makefile b/security/opendoas/Makefile
index 6e30ec1a2734..7b821302a87b 100644
--- a/security/opendoas/Makefile
+++ b/security/opendoas/Makefile
@@ -1,38 +1,40 @@
 PORTNAME=	opendoas
 DISTVERSIONPREFIX=	v
 DISTVERSION=	6.8.2
 CATEGORIES=	security
 
 PATCH_SITES=	https://github.com/${GH_ACCOUNT}/${GH_PROJECT}/commit/
 # pam: always print pam_conv messages to stderr:
 # https://github.com/Duncaen/OpenDoas/issues/95
 PATCHFILES+=	b96106b7e34ac591ae78b1684e9be3a265122463.patch:-p1
 # Added freebsd support for timestamp (persist):
 # https://github.com/Duncaen/OpenDoas/pull/127
 PATCHFILES+=	97218322213274eb24ab633e09478075b2282ab3.patch:-p1
 
 MAINTAINER=	fierceinbattle@gmail.com
 COMMENT=	Port of OpenDoas: a portable version of OpenBSD's doas
 WWW=		https://github.com/Duncaen/OpenDoas
 
 LICENSE=	OPENDOAS
 LICENSE_NAME=	OPENDOAS
 LICENSE_FILE=	${WRKSRC}/LICENSE
 LICENSE_PERMS=	auto-accept dist-mirror pkg-mirror
 
 USES=		gmake
 USE_GITHUB=	yes
 GH_ACCOUNT=	Duncaen
 GH_PROJECT=	OpenDoas
 
 HAS_CONFIGURE=	yes
 CONFIGURE_ARGS=	--sysconfdir=${LOCALBASE}/etc \
 		--with-timestamp \
 		--without-shadow
 
 MAKEFILE=	GNUmakefile
 
+CONFLICTS=	doas
+
 post-install:
 	${STRIP_CMD} ${STAGEDIR}${PREFIX}/bin/doas
 
 .include <bsd.port.mk>