diff --git a/textproc/py-sphinx-material/Makefile b/textproc/py-sphinx-material/Makefile
index 716ad679f3d6..e0102ff01641 100644
--- a/textproc/py-sphinx-material/Makefile
+++ b/textproc/py-sphinx-material/Makefile
@@ -1,28 +1,31 @@
 PORTNAME=	sphinx_material
 DISTVERSION=	0.0.36
 PORTREVISION=	3
 CATEGORIES=	textproc python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	thierry@FreeBSD.org
 COMMENT=	Responsive Material Design theme for Sphinx documentation
 WWW=		https://bashtage.github.io/sphinx-material/
 
 LICENSE=	MIT
 
+# See https://github.com/bashtage/sphinx-material/issues/141
+DEPRECATED=	No longer maintained and does not work with Python 3.12
+
 BUILD_DEPENDS=	${PY_DEPENDS}
 RUN_DEPENDS=	${PY_DEPENDS}
 PY_DEPENDS=	sphinx-build:textproc/py-sphinx@${PY_FLAVOR}	\
 		slugify:textproc/py-python-slugify@${PY_FLAVOR}	\
 		css-html-js-minify:www/py-css-html-js-minify@${PY_FLAVOR}	\
 		${PYTHON_PKGNAMEPREFIX}lxml>0:devel/py-lxml@${PY_FLAVOR}	\
 		${PYTHON_PKGNAMEPREFIX}beautifulsoup>0:www/py-beautifulsoup@${PY_FLAVOR}
 
 #USE_GITHUB=	yes
 #GH_ACCOUNT=	bashtage
 
-USES=		python
+USES=		python:-3.11
 USE_PYTHON=	distutils
 
 .include <bsd.port.mk>