diff --git a/textproc/py-nbsphinx/Makefile b/textproc/py-nbsphinx/Makefile
index d4bf8795dfd7..a24e9ce746e9 100644
--- a/textproc/py-nbsphinx/Makefile
+++ b/textproc/py-nbsphinx/Makefile
@@ -1,27 +1,27 @@
 # Created by: Po-Chuan Hsieh <sunpoet@FreeBSD.org>
 
 PORTNAME=	nbsphinx
-PORTVERSION=	0.8.8
+PORTVERSION=	0.8.9
 CATEGORIES=	textproc python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Jupyter Notebook Tools for Sphinx
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}docutils>=0,1:textproc/py-docutils@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}Jinja2>=0:devel/py-Jinja2@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}nbconvert>=0:devel/py-nbconvert@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}nbformat>=0:devel/py-nbformat@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}sphinx>=1.8,1:textproc/py-sphinx@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}traitlets>=0:devel/py-traitlets@${PY_FLAVOR}
+		${PYTHON_PKGNAMEPREFIX}traitlets>=5:devel/py-traitlets@${PY_FLAVOR}
 
 USES=		python:3.6+
 USE_PYTHON=	autoplist concurrent distutils
 
 NO_ARCH=	yes
 
 .include <bsd.port.mk>
diff --git a/textproc/py-nbsphinx/distinfo b/textproc/py-nbsphinx/distinfo
index a349b4893de5..3b15c5db9b89 100644
--- a/textproc/py-nbsphinx/distinfo
+++ b/textproc/py-nbsphinx/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1642102357
-SHA256 (nbsphinx-0.8.8.tar.gz) = b5090c824b330b36c2715065a1a179ad36526bff208485a9865453d1ddfc34ec
-SIZE (nbsphinx-0.8.8.tar.gz) = 146831
+TIMESTAMP = 1654708400
+SHA256 (nbsphinx-0.8.9.tar.gz) = 4ade86b2a41f8f41efd3ea99dae84c3368fe8ba3f837d50c8815ce9424c5994f
+SIZE (nbsphinx-0.8.9.tar.gz) = 177348