--- Makefile.old	2015-04-12 16:57:25.616049000 +0200
+++ Makefile	2015-04-12 16:32:54.572217000 +0200
@@ -21,7 +21,7 @@ LICENSE=	GFDL
 BUILD_DEPENDS=	${PYTHON_SITELIBDIR}/libxml2mod.so:${PORTSDIR}/textproc/py-libxml2 \
 		${LOCALBASE}/share/xsl/docbook/xhtml/chunk.xsl:${PORTSDIR}/textproc/docbook-xsl
 
-USES=		gettext-tools gmake perl5 pkgconfig python shebangfix tar:bzip2
+USES=		gettext-tools gmake perl5 pkgconfig python:2 shebangfix tar:bzip2
 USE_GNOME=	libxslt:build
 USE_PERL5=	build
 GNU_CONFIGURE=	yes