diff --git a/devel/py-qcs-api-client/Makefile b/devel/py-qcs-api-client/Makefile
index d3e48cee96158..82f6d0c787f7f 100644
--- a/devel/py-qcs-api-client/Makefile
+++ b/devel/py-qcs-api-client/Makefile
@@ -1,5 +1,5 @@
 PORTNAME=	qcs-api-client
-DISTVERSION=	0.21.3
+DISTVERSION=	0.21.5
 CATEGORIES=	devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
@@ -12,6 +12,7 @@ WWW=		https://github.com/rigetti/pyquil
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
+BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}poetry>0:devel/py-poetry@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}attrs>=21.3.0:devel/py-attrs@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}httpx>=0.23.0:www/py-httpx@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}iso8601>=1.0.2:devel/py-iso8601@${PY_FLAVOR} \
@@ -22,8 +23,8 @@ RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}attrs>=21.3.0:devel/py-attrs@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}rfc3339>=6.2:devel/py-rfc3339@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}toml>=0.10.2:textproc/py-toml@${PY_FLAVOR}
 
-USES=		python:3.6+
-USE_PYTHON=	distutils autoplist
+USES=		python:3.7+
+USE_PYTHON=	pep517 autoplist
 
 NO_ARCH=	yes
 
diff --git a/devel/py-qcs-api-client/distinfo b/devel/py-qcs-api-client/distinfo
index 72393a7d1ba43..9340c8cb75670 100644
--- a/devel/py-qcs-api-client/distinfo
+++ b/devel/py-qcs-api-client/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1680059529
-SHA256 (qcs_api_client-0.21.3.tar.gz) = d219aaef49eb6f515b601467f6c85f20ca52f788d90b3052775e6d12b2f57466
-SIZE (qcs_api_client-0.21.3.tar.gz) = 52300
+TIMESTAMP = 1687072464
+SHA256 (qcs_api_client-0.21.5.tar.gz) = 093bef9d1c735da0f3caf646e28224184a1c2f6f90257bdc675c6509c496fce2
+SIZE (qcs_api_client-0.21.5.tar.gz) = 52894