Index: head/security/py-gssapi/Makefile
===================================================================
--- head/security/py-gssapi/Makefile	(revision 540676)
+++ head/security/py-gssapi/Makefile	(revision 540677)
@@ -1,35 +1,35 @@
 # $FreeBSD$
 
 PORTNAME=	gssapi
-DISTVERSION=	1.6.1
+DISTVERSION=	1.6.5
 CATEGORIES=	security python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	john@saltant.com
 COMMENT=	High-level and low-level Python bindings to GSSAPI C libraries
 
 LICENSE=	ISCL
 
-RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}six>0:devel/py-six@${PY_FLAVOR} \
+RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}six>1.4.0:devel/py-six@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}decorator>0:devel/py-decorator@${PY_FLAVOR} \
 		${PY_ENUM34}
 
-USES=	python
+USES=	python:3.6+
 USE_PYTHON=	distutils autoplist
 
 OPTIONS_RADIO=	GSSAPI
 OPTIONS_RADIO_GSSAPI=	GSSAPI_BASE GSSAPI_HEIMDAL GSSAPI_MIT
 OPTIONS_DEFAULT=	GSSAPI_BASE
 
 GSSAPI_BASE_USES=	gssapi ssl
 GSSAPI_HEIMDAL_USES=	gssapi:heimdal
 GSSAPI_MIT_USES=	gssapi:mit
 
 post-patch:
 	${REINPLACE_CMD} -e 's|%%KRB5CONFIG%%|${KRB5CONFIG}|' ${WRKSRC}/setup.py
 
 post-install:
 	${STRIP_CMD} ${STAGEDIR}${PYTHON_SITELIBDIR}/${PORTNAME}/raw/*.so
 
 .include <bsd.port.mk>
Index: head/security/py-gssapi/distinfo
===================================================================
--- head/security/py-gssapi/distinfo	(revision 540676)
+++ head/security/py-gssapi/distinfo	(revision 540677)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1565447441
-SHA256 (gssapi-1.6.1.tar.gz) = 99172a907ecc2d831390f389d3d2099863f48a16975f3c823f3ff3ad1579d5bf
-SIZE (gssapi-1.6.1.tar.gz) = 1042941
+TIMESTAMP = 1593261344
+SHA256 (gssapi-1.6.5.tar.gz) = 9971eb9771215164ae6ff4af6e020a13cb8d5a55bc834a329be53594d2d1250a
+SIZE (gssapi-1.6.5.tar.gz) = 1045011