diff -Naur /usr/ports/devel/py-dateutil/Makefile py-dateutil/Makefile
--- /usr/ports/devel/py-dateutil/Makefile	2018-06-20 19:05:41.000000000 +0200
+++ py-dateutil/Makefile	2018-07-26 17:36:15.826264000 +0200
@@ -2,8 +2,10 @@
 # $FreeBSD: head/devel/py-dateutil/Makefile 472884 2018-06-20 17:05:41Z mat $
 
 PORTNAME=	dateutil
-PORTVERSION=	2.6.1
+PORTVERSION=	2.7.3
 CATEGORIES=	devel python
+MASTER_SITES=	CHEESESHOP
+DISTNAME=	python-${PORTNAME}-${PORTVERSION}
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	koobs@FreeBSD.org
@@ -13,9 +15,9 @@
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}six>=1.5:devel/py-six@${PY_FLAVOR}
+BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}setuptools_scm>0:devel/py-setuptools_scm@${PY_FLAVOR}
 
 USES=		python
-USE_GITHUB=	yes
 USE_PYTHON=	autoplist distutils
 
 NO_ARCH=	yes
diff -Naur /usr/ports/devel/py-dateutil/distinfo py-dateutil/distinfo
--- /usr/ports/devel/py-dateutil/distinfo	2017-07-11 13:06:02.000000000 +0200
+++ py-dateutil/distinfo	2018-07-26 17:33:30.350895000 +0200
@@ -1,3 +1,3 @@
-TIMESTAMP = 1499770849
-SHA256 (dateutil-dateutil-2.6.1_GH0.tar.gz) = ea1872b3296efca80dec69aef6217895d7776008fcfba3532fb53bbdc7814ad1
-SIZE (dateutil-dateutil-2.6.1_GH0.tar.gz) = 259460
+TIMESTAMP = 1532619210
+SHA256 (python-dateutil-2.7.3.tar.gz) = e27001de32f627c22380a688bcc43ce83504a7bc5da472209b4c70f02829f0b8
+SIZE (python-dateutil-2.7.3.tar.gz) = 302871