diff --git a/science/py-dwave-samplers/Makefile b/science/py-dwave-samplers/Makefile
index 12580770ba12..4a4d82668249 100644
--- a/science/py-dwave-samplers/Makefile
+++ b/science/py-dwave-samplers/Makefile
@@ -1,48 +1,49 @@
 PORTNAME=	dwave-samplers
-DISTVERSION=	1.1.0
+DISTVERSION=	1.2.0
 CATEGORIES=	science python # quantum-computing
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	DWave: Classical algorithms for solving binary quadratic models
 WWW=		https://github.com/dwavesystems/dwave-samplers
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-PY_DEPENDS=	${PYTHON_PKGNAMEPREFIX}dimod>=0.12.1:science/py-dimod@${PY_FLAVOR} \
+PY_DEPENDS=	${PYTHON_PKGNAMEPREFIX}dimod>=0.12.13:science/py-dimod@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}networkx>=2.6.3:math/py-networkx@${PY_FLAVOR} \
 		${PYNUMPY} \
 		${PYTHON_PKGNAMEPREFIX}reno>0:textproc/py-reno@${PY_FLAVOR}
-BUILD_DEPENDS=	${PY_DEPENDS}
+BUILD_DEPENDS=	${PY_DEPENDS} \
+		${PYTHON_PKGNAMEPREFIX}cython3>0:lang/cython3@${PY_FLAVOR}
 RUN_DEPENDS=	${PY_DEPENDS}
 TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}parameterized>0:devel/py-parameterized@${PY_FLAVOR}
 
 USES=		python
-USE_PYTHON=	distutils cython unittest
+USE_PYTHON=	distutils unittest
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	dwavesystems
 
 TEST_ENV=	${MAKE_ENV} PYTHONPATH=${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}
 TEST_WRKSRC=	${WRKSRC}/tests
 
 post-install:
 	# fix file paths, workaround for https://github.com/dwavesystems/dwave-samplers/issues/31
 	@cd ${STAGEDIR}${PYTHON_SITELIBDIR} && ( \
 		for f in `${FIND} samplers -name "*.so"`; do \
 			${MV} $$f dwave/$$f; \
 		done; \
 		${RM} -r samplers; \
 	)
 	# strip binaries
 	@${FIND} ${STAGEDIR}${PYTHON_SITELIBDIR}/dwave/samplers -name "*${PYTHON_EXT_SUFFIX}.so" | ${XARGS} ${STRIP_CMD}
 	# remove conflicting __init__.py, see https://github.com/dwavesystems/dwave-system/issues/462
 	@${RM} -r \
 		${STAGEDIR}${PYTHON_SITELIBDIR}/dwave/__init__.py \
 		${STAGEDIR}${PYTHON_SITELIBDIR}/dwave/__pycache__
 
 post-test:
 	@${SETENV} ${TEST_ENV} ${PYTHON_CMD} ${FILESDIR}/example.py
 
 .include <bsd.port.mk>
diff --git a/science/py-dwave-samplers/distinfo b/science/py-dwave-samplers/distinfo
index d905baf1915c..fecdbb1d4f3b 100644
--- a/science/py-dwave-samplers/distinfo
+++ b/science/py-dwave-samplers/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1690091243
-SHA256 (dwavesystems-dwave-samplers-1.1.0_GH0.tar.gz) = ca254ece94421305ffa2202a328f1068312699bc4aacf87984e6b50ce59db205
-SIZE (dwavesystems-dwave-samplers-1.1.0_GH0.tar.gz) = 146912
+TIMESTAMP = 1705614591
+SHA256 (dwavesystems-dwave-samplers-1.2.0_GH0.tar.gz) = 080fd7d78a173efb14a5333315a587725a8b3c9ce084865e78cff66afc793204
+SIZE (dwavesystems-dwave-samplers-1.2.0_GH0.tar.gz) = 147099
diff --git a/science/py-dwave-samplers/files/patch-pyproject.toml b/science/py-dwave-samplers/files/patch-pyproject.toml
deleted file mode 100644
index bd6206e88df1..000000000000
--- a/science/py-dwave-samplers/files/patch-pyproject.toml
+++ /dev/null
@@ -1,15 +0,0 @@
---- pyproject.toml.orig	2022-11-25 23:11:15 UTC
-+++ pyproject.toml
-@@ -3,9 +3,9 @@ requires = [
-     "setuptools>=46.4.0",       # PEP-420 support, PEP-517/518 support, setup.cfg attr: support
-     "wheel>=0.30.0",            # limited python api support
-     "cython>=0.29.24,<3.0",
--    'dimod==0.12.0',
--    'numpy==1.19.0;python_version<"3.9"',  # C API for numpy.random
--    'oldest-supported-numpy;python_version>="3.9"',
-+    'dimod>=0.12.0',
-+    'numpy>=1.19.0;python_version<"3.9"',  # C API for numpy.random
-+    #'oldest-supported-numpy;python_version>="3.9"',
- ]
- build-backend = "setuptools.build_meta"
-