diff --git a/science/py-dwave-system/Makefile b/science/py-dwave-system/Makefile
index b1b169f71089..119ffd7eb79b 100644
--- a/science/py-dwave-system/Makefile
+++ b/science/py-dwave-system/Makefile
@@ -1,42 +1,42 @@
 PORTNAME=	dwave-system
-DISTVERSION=	1.15.0
+DISTVERSION=	1.15.1
 CATEGORIES=	science python # quantum-computing
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	DWave: API for incorporating the D-Wave system as a sampler
 WWW=		https://github.com/dwavesystems/dwave-system
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-PY_DEPENDS=	${PYTHON_PKGNAMEPREFIX}dimod>0:science/py-dimod@${PY_FLAVOR} \
+PY_DEPENDS=	${PYTHON_PKGNAMEPREFIX}dimod>=0.10.0:science/py-dimod@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}dwave-cloud-client>=0.9.1,<0.11.0:science/py-dwave-cloud-client@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}dwave-networkx>0:science/py-dwave-networkx@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}dwave-preprocessing>0:science/py-dwave-preprocessing@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}dwave-preprocessing>=0.3:science/py-dwave-preprocessing@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}dwave-tabu>=0.4.2:science/py-dwave-tabu@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}homebase>=1.0.0,<2.0.0:devel/py-homebase@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}minorminer>=0.2.8,<0.3.0:math/py-minorminer@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}networkx>=2.0:math/py-networkx@${PY_FLAVOR} \
 		${PYNUMPY}
 BUILD_DEPENDS=	${PY_DEPENDS}
 RUN_DEPENDS=	${PY_DEPENDS}
 
 USES=		python:3.7+
 USE_PYTHON=	distutils unittest # 1 test fails because the closed source dwave.drivers optional dependency is missing
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	dwavesystems
 
 TEST_ENV=	${MAKE_ENV} PYTHONPATH=${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}
 TEST_WRKSRC=	${WRKSRC}/tests
 
 NO_ARCH=	yes
 
 post-install:
 	# remove conflicting __init__.py, see https://github.com/dwavesystems/dwave-system/issues/462
 	@${RM} -r \
 		${STAGEDIR}${PYTHON_SITELIBDIR}/dwave/__init__.py \
 		${STAGEDIR}${PYTHON_SITELIBDIR}/dwave/__pycache__
 
 .include <bsd.port.mk>
diff --git a/science/py-dwave-system/distinfo b/science/py-dwave-system/distinfo
index c463bdf9a47e..1eb3f62887af 100644
--- a/science/py-dwave-system/distinfo
+++ b/science/py-dwave-system/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1660494303
-SHA256 (dwavesystems-dwave-system-1.15.0_GH0.tar.gz) = b5eec284a9231593e55dfe3e245fbafea80c926d5fb6d0c5ba2be1f3a84d36b5
-SIZE (dwavesystems-dwave-system-1.15.0_GH0.tar.gz) = 664932
+TIMESTAMP = 1664948001
+SHA256 (dwavesystems-dwave-system-1.15.1_GH0.tar.gz) = 346ad5ce0b3252ecc7e762b30a35beac583e9eb0ad113e068e238e22b047d812
+SIZE (dwavesystems-dwave-system-1.15.1_GH0.tar.gz) = 669254