diff --git a/devel/py-pdm-backend/Makefile b/devel/py-pdm-backend/Makefile
index f468072b4812..721ea4d0f9c0 100644
--- a/devel/py-pdm-backend/Makefile
+++ b/devel/py-pdm-backend/Makefile
@@ -1,28 +1,28 @@
 PORTNAME=	pdm-backend
-PORTVERSION=	2.1.5
+PORTVERSION=	2.1.6
 CATEGORIES=	devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 DISTNAME=	pdm_backend-${PORTVERSION}
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Build backend used by PDM that supports latest packaging standards
 WWW=		https://github.com/pdm-project/pdm-backend
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 USES=		python
 USE_PYTHON=	autoplist concurrent pep517
 
 MAKE_ENV=	PYTHONPATH=${WRKSRC}/src
 NO_ARCH=	yes
 
 .include <bsd.port.pre.mk>
 
 .if ${PYTHON_REL} < 31000
 BUILD_DEPENDS+=	${PYTHON_PKGNAMEPREFIX}importlib-metadata>=3.6:devel/py-importlib-metadata@${PY_FLAVOR}
 RUN_DEPENDS+=	${PYTHON_PKGNAMEPREFIX}importlib-metadata>=3.6:devel/py-importlib-metadata@${PY_FLAVOR}
 .endif
 
 .include <bsd.port.post.mk>
diff --git a/devel/py-pdm-backend/distinfo b/devel/py-pdm-backend/distinfo
index 43533b8aec46..37ab890e5661 100644
--- a/devel/py-pdm-backend/distinfo
+++ b/devel/py-pdm-backend/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1692211753
-SHA256 (pdm_backend-2.1.5.tar.gz) = 38ea0b3888293d99407928fe3ab841cca2785ce951decc7c96bfa9be7314f9ed
-SIZE (pdm_backend-2.1.5.tar.gz) = 97661
+TIMESTAMP = 1693823901
+SHA256 (pdm_backend-2.1.6.tar.gz) = 75cdee279ce99df3ce9c53c5c81e3cc1cd3f9fa901eeb14d2bc88ab770daf92d
+SIZE (pdm_backend-2.1.6.tar.gz) = 97719