diff --git a/devel/py-grpcio/Makefile b/devel/py-grpcio/Makefile
index f1b2e9e8e6a5..fd1ce46e25bd 100644
--- a/devel/py-grpcio/Makefile
+++ b/devel/py-grpcio/Makefile
@@ -1,31 +1,31 @@
 PORTNAME=	grpcio
-PORTVERSION=	1.51.0
+PORTVERSION=	1.51.1
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	vanilla@FreeBSD.org
 COMMENT=	HTTP/2-based RPC framework
 WWW=		https://pypi.org/project/grpcio/
 
 LICENSE=	APACHE20
 
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}protobuf>=3:devel/py-protobuf@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}six>1:devel/py-six@${PY_FLAVOR}
 LIB_DEPENDS=	libcares.so:dns/c-ares
 
 USES=		compiler:c++11-lib localbase:ldflags python:3.6+ ssl
 USE_PYTHON=	autoplist cython distutils
 MAKE_ENV+=	GRPC_PYTHON_BUILD_SYSTEM_CARES=true \
 		GRPC_PYTHON_BUILD_SYSTEM_OPENSSL=true \
 		GRPC_PYTHON_BUILD_SYSTEM_ZLIB=true
 LDFLAGS+=	-lcares
 
 post-patch:
 	@${RM} ${WRKSRC}/src/python/grpcio/grpc/_cython/cygrpc.cpp
 
 post-install:
 	${STRIP_CMD} ${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}/grpc/_cython/cygrpc*.so
 	${REINPLACE_CMD} -e 's|^.*so$$|${PYTHONPREFIX_SITELIBDIR}/grpc/_cython/cygrpc${PYTHON_EXT_SUFFIX}.so|' ${_PYTHONPKGLIST}
 
 .include <bsd.port.mk>
diff --git a/devel/py-grpcio/distinfo b/devel/py-grpcio/distinfo
index 87422f0f3985..d55d46d0b9f1 100644
--- a/devel/py-grpcio/distinfo
+++ b/devel/py-grpcio/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1669615470
-SHA256 (grpcio-1.51.0.tar.gz) = a103811a4b318abc9b1592cd6cc9187d34bfb2e192eb0fe113dfabb38a162284
-SIZE (grpcio-1.51.0.tar.gz) = 22142437
+TIMESTAMP = 1670329906
+SHA256 (grpcio-1.51.1.tar.gz) = e6dfc2b6567b1c261739b43d9c59d201c1b89e017afd9e684d85aa7a186c9f7a
+SIZE (grpcio-1.51.1.tar.gz) = 22137648