diff --git a/devel/pysvn/Makefile b/devel/pysvn/Makefile
index 09723ea1fe87..8f8ec9cffbfa 100644
--- a/devel/pysvn/Makefile
+++ b/devel/pysvn/Makefile
@@ -1,50 +1,53 @@
 PORTNAME=	pysvn
 PORTVERSION=	1.9.12
 PORTREVISION=	2
 CATEGORIES=	devel
 MASTER_SITES=	http://pysvn.barrys-emacs.org/source_kits/
 
 MAINTAINER=	bra@fsn.hu
 COMMENT=	Python binding for Subversion
 WWW=		http://pysvn.tigris.org/
 
 LICENSE=	APACHE11
 LICENSE_FILE=	${WRKSRC}/../LICENSE.txt
 
+BROKEN=		Fails to build, error: implicit instantiation of undefined template 'std::char_traits<unsigned int>'
+EXPIRATION_DATE=2025-10-31
+
 .if ${WITH_SUBVERSION_VER:U} == LTS
 LIB_DEPENDS=	libsvn_client-1.so:devel/subversion-lts
 .else
 LIB_DEPENDS=	libsvn_client-1.so:devel/subversion
 .endif
 LIB_DEPENDS+=	libneon.so:www/neon \
 		libexpat.so:textproc/expat2
 
 USES=		python
 USE_PYTHON=	distutils noegginfo concurrent optsuffix
 PYDISTUTILS_CONFIGURE_TARGET=	configure
 PYDISTUTILS_CONFIGUREARGS=	--apr-inc-dir=${LOCALBASE}/include/apr-1 \
 				--svn-inc-dir=${LOCALBASE}/include/subversion-1 \
 				--pycxx-dir=${WRKSRC}/../Import/pycxx-7.1.4 \
 				--pycxx-src-dir=${WRKSRC}/../Import/pycxx-7.1.4/Src
 
 PLIST_FILES=	%%PYTHON_SITELIBDIR%%/${PORTNAME}/__init__.py \
 		%%PYTHON_SITELIBDIR%%/${PORTNAME}/_pysvn_${PYTHON_VERSION:S/./_/:S/python//}.so
 
 WRKSRC_SUBDIR=	Source
 
 post-patch:
 	${REINPLACE_CMD} -e 's|^min_pycxx_version =|pycxx_version = &|g; s|gcc|${CC}|g; s|g++|${CXX}|g'  ${WRKSRC}/setup_configure.py
 
 do-build:
 	@cd ${WRKSRC} && ${MAKE_CMD}
 
 do-install:
 	${MKDIR} ${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}
 	${MKDIR} ${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}/${PORTNAME}
 	${INSTALL_SCRIPT} \
 		${WRKSRC}/${PORTNAME}/*.py \
 		${WRKSRC}/${PORTNAME}/*.so \
 		${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}/${PORTNAME}
 	${STRIP_CMD} ${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}/${PORTNAME}/*.so
 
 .include <bsd.port.mk>