Index: head/devel/py-widgetsnbextension/Makefile
===================================================================
--- head/devel/py-widgetsnbextension/Makefile	(revision 514286)
+++ head/devel/py-widgetsnbextension/Makefile	(revision 514287)
@@ -1,20 +1,19 @@
 # $FreeBSD$
 
 PORTNAME=	widgetsnbextension
-PORTVERSION=	3.5.0
-PORTREVISION=	1
+PORTVERSION=	3.5.1
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	swills@FreeBSD.org
 COMMENT=	IPython HTML widgets for Jupyter
 
 BUILD_DEPENDS=	npm>=0:www/npm
-RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}notebook>=0:www/py-notebook@${PY_FLAVOR}
+RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}notebook>=4.4.1:www/py-notebook@${PY_FLAVOR}
 
 USES=		python
 USE_PYTHON=	autoplist distutils
 NO_ARCH=	yes
 
 .include <bsd.port.mk>
Index: head/devel/py-widgetsnbextension/distinfo
===================================================================
--- head/devel/py-widgetsnbextension/distinfo	(revision 514286)
+++ head/devel/py-widgetsnbextension/distinfo	(revision 514287)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1562440688
-SHA256 (widgetsnbextension-3.5.0.tar.gz) = 8c9b4d73e388f2484296be18432d3cc0b8d59de243079a0db16a56c5571e1f86
-SIZE (widgetsnbextension-3.5.0.tar.gz) = 1112789
+TIMESTAMP = 1570809178
+SHA256 (widgetsnbextension-3.5.1.tar.gz) = 079f87d87270bce047512400efd70238820751a11d2d8cb137a5a5bdbaf255c7
+SIZE (widgetsnbextension-3.5.1.tar.gz) = 1112877