diff --git a/science/py-nilearn/Makefile b/science/py-nilearn/Makefile
index 5ced7a034620..e0b1b3d29606 100644
--- a/science/py-nilearn/Makefile
+++ b/science/py-nilearn/Makefile
@@ -1,36 +1,38 @@
 PORTNAME=	nilearn
 DISTVERSION=	0.8.1
 CATEGORIES=	science python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Statistical learning for neuroimaging in Python
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
+BROKEN=		does not install: ModuleNotFoundError: No module named 'threadpoolctl'. Module "sklearn" could not be found.
+
 RUN_DEPENDS=	${PYNUMPY} \
 		${PYTHON_PKGNAMEPREFIX}codecov>0:devel/py-codecov@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}joblib>0:devel/py-joblib@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}lxml>0:devel/py-lxml@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}matplotlib>0:math/py-matplotlib@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}nibabel>0:science/py-nibabel@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}pandas>0:math/py-pandas@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}scikit-learn>0:science/py-scikit-learn@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}scipy>0:science/py-scipy@${PY_FLAVOR} \
 		bash:shells/bash
 TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pytest>0:devel/py-pytest@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}pytest-cov>=0:devel/py-pytest-cov@${PY_FLAVOR}
 
 USES=		python:3.7+ shebangfix
 USE_PYTHON=	distutils autoplist
 
 SHEBANG_FILES=	nilearn/datasets/tests/data/list_archive_contents.sh
 
 NO_ARCH=	yes
 
 do-test:
 	@cd ${WRKSRC} && ${PYTHON_CMD} -m pytest -rs -v
 
 .include <bsd.port.mk>