Index: head/devel/py-pymtbl/Makefile
===================================================================
--- head/devel/py-pymtbl/Makefile	(revision 497965)
+++ head/devel/py-pymtbl/Makefile	(revision 497966)
@@ -1,34 +1,34 @@
 # $FreeBSD$
 
 PORTNAME=	pymtbl
 PORTVERSION=	0.4.1
 #PORTREVISION=	1
 CATEGORIES=	devel python
 MASTER_SITES=	FARSIGHT LOCAL/truckman/farsight
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	truckman@FreeBSD.org
 COMMENT=	Python wrapper for devel/mtbl
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/COPYRIGHT
 
 LIB_DEPENDS=	libmtbl.so:devel/mtbl
 
-USES=		pkgconfig python shebangfix uniquefiles:dirs
+USES=		pkgconfig python:-3.6 shebangfix uniquefiles:dirs
 USE_PYTHON=	autoplist distutils
 
 SHEBANG_FILES=	examples/*.py examples/*/*.py
 
 PORTEXAMPLES=	*
 
 CPPFLAGS+=	-I${LOCALBASE}/include
 
 OPTIONS_DEFINE=	EXAMPLES
 
 post-install:
 	${STRIP_CMD} ${STAGEDIR}/${PYTHON_SITELIBDIR}/mtbl.so
 	${MKDIR} ${STAGEDIR}${EXAMPLESDIR}
 	(cd ${WRKSRC}/examples && ${COPYTREE_SHARE} . ${STAGEDIR}${EXAMPLESDIR})
 
 .include <bsd.port.mk>