diff --git a/finance/py-ta-lib/Makefile b/finance/py-ta-lib/Makefile
index e4c3bc26ad01..beee5c8871d5 100644
--- a/finance/py-ta-lib/Makefile
+++ b/finance/py-ta-lib/Makefile
@@ -1,37 +1,39 @@
 PORTNAME=	ta-lib # provides Python namespace 'talib'
 DISTVERSIONPREFIX=	TA_Lib-
 DISTVERSION=	0.4.32
 PORTREVISION=	2
 CATEGORIES=	finance python
 #MASTER_SITES=	PYPI # tests fail whe PYPI is used, see https://github.com/TA-Lib/ta-lib-python/issues/663
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 DISTNAME=	TA-Lib-${PORTVERSION}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Python wrapper for TA-Lib (Technical Analysis Library)
 WWW=		https://ta-lib.github.io/ta-lib-python/
 
+BROKEN=		fails to build with NumPy 2.x
+
 LICENSE=	BSD2CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}numpy1>=1.16:math/py-numpy1@${PY_FLAVOR}
 LIB_DEPENDS=	libta_lib.so:devel/ta-lib
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}numpy1>=1.16:math/py-numpy1@${PY_FLAVOR}
 TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}polars>0:misc/py-polars@${PY_FLAVOR}
 
 USES=		python
 USE_PYTHON=	distutils cython autoplist pytest
  
 USE_GITHUB=	yes
 GH_ACCOUNT=	TA-Lib
 GH_PROJECT=	ta-lib-python
 
 xWRKSRC=		${WRKDIR}/ta_lib-${DISTVERSION}
 
 TEST_ENV=	${MAKE_ENV} PYTHONPATH=${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}
 TEST_WRKSRC=	${WRKSRC}/tests
 
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PYTHON_SITELIBDIR}/talib/_ta_lib${PYTHON_TAG}.so
 
 .include <bsd.port.mk>
diff --git a/math/py-CyLP/Makefile b/math/py-CyLP/Makefile
index 0088b6b9e703..0a8eb875a4de 100644
--- a/math/py-CyLP/Makefile
+++ b/math/py-CyLP/Makefile
@@ -1,45 +1,47 @@
 PORTNAME=	CyLP
 DISTVERSIONPREFIX=	v
 DISTVERSION=	0.92.3
 PORTREVISION=	3
 CATEGORIES=	math python
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Python interface to CLP, CBC, and CGL to solve LPs and MIPs
 WWW=		https://github.com/coin-or/CyLP
 
+BROKEN=		fails to build with NumPy 2.x
+
 LICENSE=	CPL10
 LICENSE_NAME=	Common Public License Version 1.0
 LICENSE_FILE=	${WRKSRC}/LICENSE
 LICENSE_PERMS=	auto-accept dist-mirror dist-sell pkg-mirror pkg-sell
 
 BUILD_DEPENDS=	${PY_SETUPTOOLS} \
 		${PYTHON_PKGNAMEPREFIX}hypothesis>0:devel/py-hypothesis@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}numpy1>=1.16:math/py-numpy1@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}wheel>0:devel/py-wheel@${PY_FLAVOR}
 LIB_DEPENDS=	libblas.so:math/blas \
 		libCbc.so:math/cbc \
 		libCgl.so:math/cgl \
 		libClp.so:math/clp \
 		libCoinUtils.so:math/coinutils \
 		liblapack.so:math/lapack \
 		libOsi.so:math/osi
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}numpy1>=1.16:math/py-numpy1@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}scipy>=0.10.0:science/py-scipy@${PY_FLAVOR}
 
 USES=		compiler:c++11-lang python
 USE_PYTHON=	autoplist cython pep517 pytest
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	coin-or
 
 MAKE_ENV=	COIN_INSTALL_DIR=${LOCALBASE}
 
 TEST_WRKSRC=	${WRKSRC}/cylp
 TEST_ENV=	${MAKE_ENV} PYTHONPATH=${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}
 
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PYTHON_SITELIBDIR}/cylp/cy/Cy*.so
 
 .include <bsd.port.mk>
diff --git a/math/py-SQNomad/Makefile b/math/py-SQNomad/Makefile
index a3d5c1681905..b5ae74655f7e 100644
--- a/math/py-SQNomad/Makefile
+++ b/math/py-SQNomad/Makefile
@@ -1,32 +1,34 @@
 PORTNAME=	SQNomad
 DISTVERSION=	0.2.3
 PORTREVISION=	1
 CATEGORIES=	math python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Blackbox optimization software
 WWW=		https://www.gerad.ca/nomad/
 
+BROKEN=		fails to build with NumPy 2.x
+
 LICENSE=	LGPL3
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}numpy1>=1.16:math/py-numpy1@${PY_FLAVOR} \
 		${PY_SETUPTOOLS} \
 		${PYTHON_PKGNAMEPREFIX}wheel>0:devel/py-wheel@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}numpy1>=1.16:math/py-numpy1@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}SQCommon>0:misc/py-SQCommon@${PY_FLAVOR}
 
 USES=		python
 USE_PYTHON=	pep517 autoplist
 
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PYTHON_SITELIBDIR}/libsqnomad${PYTHON_TAG}.so
 
 # there are a lot of errors during build stemming from the numpy code, for example:
 # cc: error: unknown argument: '-mavx5124fmaps'
 # cc: error: unknown argument: '-mavx5124vnniw'
 # but these erros are in the test coe nd they don't break the build
 
 .include <bsd.port.mk>
diff --git a/science/py-GPy/Makefile b/science/py-GPy/Makefile
index f2d8f3ce0a22..56ac5ca2c53b 100644
--- a/science/py-GPy/Makefile
+++ b/science/py-GPy/Makefile
@@ -1,40 +1,42 @@
 PORTNAME=	GPy
 DISTVERSION=	1.13.2
 PORTREVISION=	2
 CATEGORIES=	science python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Gaussian process toolbox
 WWW=		https://sheffieldml.github.io/GPy/ \
+
+BROKEN=		fails to build with NumPy 2.x
 		https://github.com/SheffieldML/GPy
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
 .if !exists(/usr/include/omp.h)
 BROKEN=		requires OpenMP support that is missing on this architecture
 .endif
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}numpy1>=1.16:math/py-numpy1@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}numpy1>=1.16:math/py-numpy1@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}scipy>=1.3.0:science/py-scipy@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}six>0:devel/py-six@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}paramz>=0.9.6:science/py-paramz@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}scipy>=1.3.0:science/py-scipy@${PY_FLAVOR}
 
 USES=		localbase python
 USE_PYTHON=	distutils autoplist pytest # 12 tests fail see https://github.com/SheffieldML/GPy/issues/1075
 
 POST_PLIST=	fix-plist
 
 post-install:
 	@${STRIP_CMD} \
 		${STAGEDIR}${PYTHON_SITELIBDIR}/GPy/*/*${PYTHON_TAG}.so \
 		${STAGEDIR}${PYTHON_SITELIBDIR}/GPy/*/*/*${PYTHON_TAG}.so
 
 fix-plist: # workaroud for /usr/ports/science/py-GPy/work-py311/.PLIST.mktmp
 	@${REINPLACE_CMD} -e "s|.*__pycache__/mpi_test__.*$$||" ${TMPPLIST}
 
 .include <bsd.port.mk>
diff --git a/science/py-gpaw/Makefile b/science/py-gpaw/Makefile
index 400f9757d1e9..370e83d84a93 100644
--- a/science/py-gpaw/Makefile
+++ b/science/py-gpaw/Makefile
@@ -1,42 +1,44 @@
 PORTNAME=	gpaw
 DISTVERSION=	25.7.0
 CATEGORIES=	science python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	DFT and beyond within the projector-augmented wave method in chemistry
 WWW=		https://wiki.fysik.dtu.dk/gpaw/ \
+
+BROKEN=		fails to build with NumPy 2.x
 		https://gitlab.com/gpaw/gpaw
 
 LICENSE=	GPLv3+
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}numpy1>=1.16:math/py-numpy1@${PY_FLAVOR}
 LIB_DEPENDS=	libblas.so:math/blas \
 		libmpich.so:net/mpich \
 		libopenblas.so:math/openblas \
 		libxc.so:science/libxc
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}ase>0:science/py-ase@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}matplotlib>0:math/py-matplotlib@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}numpy1>=1.16:math/py-numpy1@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}scipy>0:science/py-scipy@${PY_FLAVOR} \
 		gpaw-setups>0:science/gpaw-setups
 
 USES=		gettext-runtime localbase python shebangfix
 USE_PYTHON=	distutils concurrent autoplist
 
 SHEBANG_FILES=	tools/*
 
 LDFLAGS=	-lmpi # otherwise: ImportError: /usr/local/lib/python3.8/site-packages/_gpaw.cpython-38.so: Undefined symbol "MPI_Comm_rank"
 
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}/_gpaw*.so
 
 do-test: install # tests fail to run, see https://gitlab.com/gpaw/gpaw/-/issues/1273
 	@${ECHO} "== Performing a test calculation on one CPU =="
 	@gpaw test
 	@${ECHO} "== Performing a test calculation on 8 CPUs =="
 	@gpaw -P 8 test
 
 .include <bsd.port.mk>
diff --git a/science/salome-kernel/Makefile b/science/salome-kernel/Makefile
index 68465035eac5..4a8f12349497 100644
--- a/science/salome-kernel/Makefile
+++ b/science/salome-kernel/Makefile
@@ -1,49 +1,51 @@
 PORTNAME=	salome-kernel
 DISTVERSIONPREFIX=	V
 DISTVERSION=	9_11_0
 PORTREVISION=	7
 CATEGORIES=	science # physics
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Salome Project: Multi-physics simulations: Kernel
 WWW=		https://www.salome-platform.org/ \
+
+BROKEN=		fails to build with NumPy 2.x
 		https://github.com/SalomePlatform/kernel/
 
 LICENSE=	LGPL21+
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 PY_DEPENDS=	${PYTHON_PKGNAMEPREFIX}numpy1>=1.16:math/py-numpy1@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}omniorb>0:devel/py-omniorb \
 		${PYTHON_PKGNAMEPREFIX}psutil>0:sysutils/py-psutil@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}scipy>0:science/py-scipy@${PY_FLAVOR}
 BUILD_DEPENDS=	${PY_DEPENDS} \
 		salome-configuration>0:science/salome-configuration \
 		swig:devel/swig
 LIB_DEPENDS=	libboost_filesystem.so:devel/boost-libs \
 		libhdf5.so:science/hdf5 \
 		libomniORB4.so:devel/omniORB
 RUN_DEPENDS=	${PY_DEPENDS} \
 		bash:shells/bash
 
 USES=		cmake compiler:c++11-lang gnome python shebangfix
 USE_GITHUB=	yes
 GH_ACCOUNT=	SalomePlatform
 GH_PROJECT=	kernel
 USE_GNOME=	libxml2
 USE_LDCONFIG=	yes
 
 SHEBANG_FILES=	bin/appliskel/.bashrc bin/appliskel/.salome_run \
 		bin/appliskel/salome bin/appliskel/salome_mesa
 SHEBANG_GLOB=	*.py *.sh
 
 CMAKE_ARGS=	-DCONFIGURATION_ROOT_DIR=${LOCALBASE}/share/salome/configuration \
 		-DOMNIORBPY_ROOT_DIR=${LOCALBASE} \
 		-DPython_EXECUTABLE=${PYTHON_CMD}
 CMAKE_OFF=	SALOME_BUILD_DOC SALOME_BUILD_TESTS
 
 CFLAGS+=	-DSIZEOF_INT=4 -DSIZEOF_LONG=4
 LDFLAGS+=	-lexecinfo
 
 DATADIR=	${PREFIX}/share/salome
 
 .include <bsd.port.mk>
diff --git a/textproc/py-gensim/Makefile b/textproc/py-gensim/Makefile
index 18be9e023d90..feb52a0accbb 100644
--- a/textproc/py-gensim/Makefile
+++ b/textproc/py-gensim/Makefile
@@ -1,36 +1,38 @@
 PORTNAME=	gensim
 DISTVERSION=	4.3.3
 PORTREVISION=	2
 CATEGORIES=	textproc python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Python framework for fast Vector Space Modelling
 WWW=		https://radimrehurek.com/gensim/
 
+BROKEN=		fails to build with NumPy 2.x
+
 LICENSE=	LGPL21
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BUILD_DEPENDS=	${PY_SETUPTOOLS} \
 		${PYTHON_PKGNAMEPREFIX}numpy1>=1.16:math/py-numpy1@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}wheel>0:devel/py-wheel@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}numpy1>=1.16:math/py-numpy1@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}scipy>=1.7.0:science/py-scipy@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}smart-open>=1.8.1:net/py-smart-open@${PY_FLAVOR}
 TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pytest-cov>0:devel/py-pytest-cov@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}testfixtures>0:devel/py-testfixtures@${PY_FLAVOR}
 
 USES=		compiler:c++11-lang python
 USE_PYTHON=	autoplist cython0 pep517 pytest # tests fail unde PyTest, see https://github.com/RaRe-Technologies/gensim/issues/3561
 
 TEST_ENV=	${MAKE_ENV} PYTHONPATH=${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}
 TEST_WRKSRC=	${WRKSRC}/gensim/test
 
 # python setup.py build_ext --inplace
 xPYDISTUTILS_BUILD_TARGET=	build_ext
 
 post-install:
 	${FIND} ${STAGEDIR}${PYTHON_SITELIBDIR} -name "*.so" | ${XARGS} ${STRIP_CMD}
 
 .include <bsd.port.mk>