--- Makefile.orig	2019-07-27 07:46:53.000000000 +1100
+++ Makefile	2019-11-08 05:32:13.163279000 +1100
@@ -2,8 +2,7 @@
 # $FreeBSD: head/science/py-scikit-learn/Makefile 507372 2019-07-26 20:46:53Z gerald $
 
 PORTNAME=	scikit-learn
-DISTVERSION=	0.20.3
-PORTREVISION=	1
+DISTVERSION=	0.21.3
 CATEGORIES=	science python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
@@ -15,14 +14,13 @@
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BUILD_DEPENDS=	${PYNUMPY} \
-		${PYTHON_SITELIBDIR}/scipy/version.py:science/py-scipy@${PY_FLAVOR}
-LIB_DEPENDS=	libcblas.so:math/cblas
+		${PYTHON_PKGNAMEPREFIX}joblib>=0.11.0:devel/py-joblib@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}scipy>=0.17.0:science/py-scipy@${PY_FLAVOR}
+LIB_DEPENDS=	libomp.so:devel/openmp
 RUN_DEPENDS:=	${BUILD_DEPENDS}
 
-USES=		fortran python
-USE_PYTHON=	distutils autoplist
-
-LDFLAGS+=	-shared
+USES=		fortran python:3.5+ localbase
+USE_PYTHON=	distutils autoplist cython
 
 POST_PLIST=	fix-plist
 
--- distinfo.orig	2019-05-14 13:17:08.000000000 +1100
+++ distinfo	2019-11-07 13:56:42.524660000 +1100
@@ -1,3 +1,3 @@
-TIMESTAMP = 1557060268
-SHA256 (scikit-learn-0.20.3.tar.gz) = c503802a81de18b8b4d40d069f5e363795ee44b1605f38bc104160ca3bfe2c41
-SIZE (scikit-learn-0.20.3.tar.gz) = 11818490
+TIMESTAMP = 1573095393
+SHA256 (scikit-learn-0.21.3.tar.gz) = eb9b8ebf59eddd8b96366428238ab27d05a19e89c5516ce294abc35cea75d003
+SIZE (scikit-learn-0.21.3.tar.gz) = 12245919