Index: head/devel/py-nbconvert/Makefile
===================================================================
--- head/devel/py-nbconvert/Makefile	(revision 441721)
+++ head/devel/py-nbconvert/Makefile	(revision 441722)
@@ -1,31 +1,31 @@
 # $FreeBSD$
 
 PORTNAME=	nbconvert
-PORTVERSION=	5.1.1
+PORTVERSION=	5.2.1
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	python@FreeBSD.org
 COMMENT=	Converting Jupyter Notebooks
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/COPYING.md
 
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}Jinja2>=0:devel/py-Jinja2 \
 		${PYTHON_PKGNAMEPREFIX}bleach>=0:www/py-bleach \
 		${PYTHON_PKGNAMEPREFIX}entrypoints>=0.2.2:devel/py-entrypoints \
-		${PYTHON_PKGNAMEPREFIX}jupyter_client>=0:devel/py-jupyter_client \
+		${PYTHON_PKGNAMEPREFIX}jupyter_client>=4.2:devel/py-jupyter_client \
 		${PYTHON_PKGNAMEPREFIX}jupyter_core>=0:devel/py-jupyter_core \
 		${PYTHON_PKGNAMEPREFIX}mistune>=0:textproc/py-mistune \
 		${PYTHON_PKGNAMEPREFIX}nbformat>=0:devel/py-nbformat \
 		${PYTHON_PKGNAMEPREFIX}pandocfilters>=1.4.1:textproc/py-pandocfilters \
 		${PYTHON_PKGNAMEPREFIX}pygments>=0:textproc/py-pygments \
 		${PYTHON_PKGNAMEPREFIX}testpath>=0:devel/py-testpath \
 		${PYTHON_PKGNAMEPREFIX}traitlets>=4.2:devel/py-traitlets
 
 USES=		python
 USE_PYTHON=	autoplist distutils
 NO_ARCH=	yes
 
 .include <bsd.port.mk>
Index: head/devel/py-nbconvert/distinfo
===================================================================
--- head/devel/py-nbconvert/distinfo	(revision 441721)
+++ head/devel/py-nbconvert/distinfo	(revision 441722)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1485091105
-SHA256 (nbconvert-5.1.1.tar.gz) = 847731bc39829d0eb1e15a450ac98c71730e3598e53683d4d76a3f3b3fc5017d
-SIZE (nbconvert-5.1.1.tar.gz) = 395032
+TIMESTAMP = 1495713447
+SHA256 (nbconvert-5.2.1.tar.gz) = 9ed68ec7fe90a8672b43795b29ea91cc75ea355c83debc83ebd12171521ec274
+SIZE (nbconvert-5.2.1.tar.gz) = 510937