diff --git a/devel/py-libtmux/Makefile b/devel/py-libtmux/Makefile
index e1ce20fc9164..f38f5fcb66a7 100644
--- a/devel/py-libtmux/Makefile
+++ b/devel/py-libtmux/Makefile
@@ -1,21 +1,23 @@
 PORTNAME=	libtmux
-PORTVERSION=	0.21.0
+PORTVERSION=	0.21.1
 CATEGORIES=	devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Typed scripting library / ORM / API wrapper for tmux
 WWW=		https://github.com/tmux-python/libtmux
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
+BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}poetry-core>=1.0.0:devel/py-poetry-core@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}setuptools>=50:devel/py-setuptools@${PY_FLAVOR}
 RUN_DEPENDS=	tmux:sysutils/tmux
 
 USES=		python:3.7+
-USE_PYTHON=	autoplist concurrent distutils
+USE_PYTHON=	autoplist concurrent pep517
 
 NO_ARCH=	yes
 
 .include <bsd.port.mk>
diff --git a/devel/py-libtmux/distinfo b/devel/py-libtmux/distinfo
index 84813ed715c2..74a313412828 100644
--- a/devel/py-libtmux/distinfo
+++ b/devel/py-libtmux/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1675191023
-SHA256 (libtmux-0.21.0.tar.gz) = dc30b94ac25571c438a853ec75102fe5f1a2d7c8195b5ebdc6f71106760b15b3
-SIZE (libtmux-0.21.0.tar.gz) = 235968
+TIMESTAMP = 1681052936
+SHA256 (libtmux-0.21.1.tar.gz) = 184d73594c29abe53cf64909c1bad4372cc94bb74f35fe26254ea521d3520af6
+SIZE (libtmux-0.21.1.tar.gz) = 235125