diff --git a/games/nxengine/Makefile b/games/nxengine/Makefile
index 983c0a131496..47c01370dde7 100644
--- a/games/nxengine/Makefile
+++ b/games/nxengine/Makefile
@@ -1,39 +1,42 @@
 PORTNAME=	nxengine
 DISTVERSION=	2.6.5-1
 DISTVERSIONPREFIX=	v
 PORTREVISION=	3
 CATEGORIES=	games
 MASTER_SITES+=	https://www.cavestory.org/downloads/:data
 DISTFILES+=	cavestoryen.zip:data
 
 MAINTAINER=	pkubaj@FreeBSD.org
 COMMENT=	Engine-rewrite of the classic platformer Cave Story
 WWW=		https://github.com/nxengine/nxengine-evo
 
 LICENSE=	GPLv3 FREEWARE
 LICENSE_COMB=	multi
 LICENSE_NAME_FREEWARE=	Cave Story freeware license
 LICENSE_FILE_GPLv3=	${WRKSRC}/LICENSE
 LICENSE_FILE_FREEWARE=	${WRKDIR}/CaveStory/Readme.txt
 LICENSE_PERMS_FREEWARE=	dist-mirror pkg-mirror auto-accept
 LICENSE_DISTFILES_GPLv3=	${DISTFILES:[3]}
 LICENSE_DISTFILES_FREEWARE=	${DISTFILES:[2]:S/:data//}
 
+BROKEN=		Fails to build, error: implicit instantiation of undefined template 'std::char_traits<fmt::char8_t>'
+EXPIRATION_DATE=2025-12-31
+
 LIB_DEPENDS=	libpng.so:graphics/png
 
 USES=		cmake compiler:c++11-lang jpeg sdl
 USE_SDL=	image2 mixer2 sdl2
 
 USE_GITHUB=	yes
 GH_PROJECT=	${PORTNAME}-evo
 
 DESKTOP_ENTRIES="NXEngine" "" "${PORTNAME}" \
 		"${PORTNAME}" "Game;AdventureGame;" ""
 
 post-install:
 	${MKDIR} ${STAGEDIR}${DATADIR}
 	(cd ${WRKSRC}/data; ${COPYTREE_SHARE} . ${STAGEDIR}${DATADIR}/data)
 	(cd ${WRKDIR}/CaveStory; ${COPYTREE_SHARE} . ${STAGEDIR}${DATADIR})
 	(cd ${STAGEDIR}${DATADIR}; ${STAGEDIR}${PREFIX}/bin/nxextract)
 
 .include <bsd.port.mk>