diff --git a/math/py-pytensor/Makefile b/math/py-pytensor/Makefile
index a19e888b34da..504345d91a30 100644
--- a/math/py-pytensor/Makefile
+++ b/math/py-pytensor/Makefile
@@ -1,38 +1,38 @@
 PORTNAME=	pytensor
-DISTVERSION=	2.12.3
+DISTVERSION=	2.13.0
 CATEGORIES=	math python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Optimizing compiler for evaluating mathematical expressions
 WWW=		https://pytensor.readthedocs.io/en/latest/
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/doc/LICENSE.txt
 
 PY_DEPENDS=	${PYTHON_PKGNAMEPREFIX}cons>0:devel/py-cons@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}etuples>=0:devel/py-etuples@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}etuples>0:devel/py-etuples@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}filelock>0:sysutils/py-filelock@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}logical-unification>0:math/py-logical-unification@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}miniKanren>0:devel/py-miniKanren@${PY_FLAVOR} \
 		${PYNUMPY} \
 		${PYTHON_PKGNAMEPREFIX}scipy>=0.14:science/py-scipy@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}typing-extensions>0:devel/py-typing-extensions@${PY_FLAVOR}
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}setuptools>=48.0.0:devel/py-setuptools@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}versioneer>0:devel/py-versioneer@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}wheel>0:devel/py-wheel@${PY_FLAVOR} \
 		${PY_DEPENDS}
 RUN_DEPENDS=	${PY_DEPENDS}
 
 USES=		python shebangfix
 USE_PYTHON=	pep517 cython autoplist pytest # tests fail to run, see https://github.com/pymc-devs/pytensor/issues/355
 
 SHEBANG_FILES=	bin/pytensor-cache
 
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PYTHON_SITELIBDIR}/pytensor/scan/scan_perform${PYTHON_EXT_SUFFIX}.so
 
 # BUG: installs the file /usr/local/lib/python3.9/site-packages/bin/__init__.py, see https://github.com/pymc-devs/pytensor/issues/356
 
 .include <bsd.port.mk>
diff --git a/math/py-pytensor/distinfo b/math/py-pytensor/distinfo
index 62649951e54b..0c144761ca8f 100644
--- a/math/py-pytensor/distinfo
+++ b/math/py-pytensor/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1687312397
-SHA256 (pytensor-2.12.3.tar.gz) = fa82d29ef0594e0a2751eaad40882dcd6af51333c28be0d79c1d0de9f3a81a86
-SIZE (pytensor-2.12.3.tar.gz) = 3526391
+TIMESTAMP = 1689402915
+SHA256 (pytensor-2.13.0.tar.gz) = 0e3353a83217bc74935ee30e38d0e0da3a942d0838717ff375295a49ce23692d
+SIZE (pytensor-2.13.0.tar.gz) = 3528611
diff --git a/math/py-pytensor/files/patch-pyproject.toml b/math/py-pytensor/files/patch-pyproject.toml
new file mode 100644
index 000000000000..21bbddc17c9e
--- /dev/null
+++ b/math/py-pytensor/files/patch-pyproject.toml
@@ -0,0 +1,11 @@
+--- pyproject.toml.orig	2023-07-15 06:36:08 UTC
++++ pyproject.toml
+@@ -3,7 +3,7 @@ requires = [
+   "setuptools>=48.0.0",
+   "cython",
+   "numpy>=1.17.0",
+-  "versioneer[toml]==0.28",
++  "versioneer[toml]",
+ ]
+ build-backend = "setuptools.build_meta"
+