diff --git a/devel/py-traitlets/Makefile b/devel/py-traitlets/Makefile
index f3d2c7f3854b..4973b8fa49eb 100644
--- a/devel/py-traitlets/Makefile
+++ b/devel/py-traitlets/Makefile
@@ -1,26 +1,30 @@
 PORTNAME=	traitlets
 DISTVERSION=	5.4.0
+PORTREVISION=	1
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Configuration system for Python applications
 WWW=		https://github.com/ipython/traitlets
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/COPYING.md
 
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}ipython_genutils>0:devel/py-ipython_genutils@${PY_FLAVOR}
 TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pytest>0:devel/py-pytest@${PY_FLAVOR}
 
 USES=		python:3.7+
 USE_PYTHON=	distutils autoplist pytest
 
 NO_ARCH=	yes
 
 # upstream stopped providing setup.py
 post-patch:
 	@${ECHO_CMD} 'import setuptools; setuptools.setup()' > ${WRKSRC}/setup.py
 
+post-install:
+	@${REINPLACE_CMD} -i '' -e 's|Version: .*|Version: ${DISTVERSION}|' ${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}/traitlets-*/PKG-INFO
+
 .include <bsd.port.mk>