Index: head/textproc/py-duecredit/Makefile
===================================================================
--- head/textproc/py-duecredit/Makefile	(revision 473450)
+++ head/textproc/py-duecredit/Makefile	(revision 473451)
@@ -1,23 +1,23 @@
 # $FreeBSD$
 
 PORTNAME=	duecredit
-DISTVERSION=	0.6.3
+DISTVERSION=	0.6.4
 CATEGORIES=	textproc python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Embed scientific publication or other references in the original code
 
 LICENSE=	BSD2CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}citeproc-py>=0.4:textproc/py-citeproc-py@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}requests>0:www/py-requests@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}six>0:devel/py-six@${PY_FLAVOR}
 
 USES=		python
 USE_PYTHON=	distutils concurrent autoplist
 NO_ARCH=	yes
 
 .include <bsd.port.mk>
Index: head/textproc/py-duecredit/distinfo
===================================================================
--- head/textproc/py-duecredit/distinfo	(revision 473450)
+++ head/textproc/py-duecredit/distinfo	(revision 473451)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1526251833
-SHA256 (duecredit-0.6.3.tar.gz) = 93b84a0333b9f6985f025f5f7daa049e0d4081ebde54905ef4d97a5f36b4df17
-SIZE (duecredit-0.6.3.tar.gz) = 416360
+TIMESTAMP = 1530120234
+SHA256 (duecredit-0.6.4.tar.gz) = f0168f4dd6649d9faa145e1b9e95d9da5f499a55c4f906eb6bb7e7e5213bdbea
+SIZE (duecredit-0.6.4.tar.gz) = 65763