Index: head/audio/py-music21/Makefile
===================================================================
--- head/audio/py-music21/Makefile	(revision 566570)
+++ head/audio/py-music21/Makefile	(revision 566571)
@@ -1,30 +1,40 @@
 # $FreeBSD$
 
 PORTNAME=	music21
-DISTVERSION=	6.7.0
+DISTVERSION=	6.7.1
 CATEGORIES=	audio python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Toolkit for computer-aided musical analysis
 
 LICENSE=	BSD3CLAUSE LGPL3
 LICENSE_COMB=	multi
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 RUN_DEPENDS=	${PYNUMPY} \
 		${PYTHON_PKGNAMEPREFIX}chardet>0:textproc/py-chardet@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}joblib>0:devel/py-joblib@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}jsonpickle>0:devel/py-jsonpickle@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}matplotlib>0:math/py-matplotlib@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}more-itertools>0:devel/py-more-itertools@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}scipy>0:science/py-scipy@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}webcolors>0:graphics/py-webcolors@${PY_FLAVOR}
+		${PYTHON_PKGNAMEPREFIX}webcolors>0:graphics/py-webcolors@${PY_FLAVOR} \
+		lilypond:print/lilypond \
+		mscore:audio/musescore \
+		xdg-open:devel/xdg-utils
 
 USES=		python:3.5+
 USE_PYTHON=	distutils autoplist
 
 NO_ARCH=	yes
+
+post-patch:
+	@${REINPLACE_CMD} -e " \
+		s|/usr/bin/lilypond|${LOCALBASE}/bin/lilypond|; \
+		s|/usr/bin/mscore3|${LOCALBASE}/bin/mscore|; \
+		s|/usr/bin/xdg-open|${LOCALBASE}/bin/xdg-open|" \
+		${WRKSRC}/music21/environment.py
 
 .include <bsd.port.mk>
Index: head/audio/py-music21/distinfo
===================================================================
--- head/audio/py-music21/distinfo	(revision 566570)
+++ head/audio/py-music21/distinfo	(revision 566571)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1613364855
-SHA256 (music21-6.7.0.tar.gz) = dcbc4321438c6ddbfb99b63aefd434a86d0d1fa632cfb92b001606ea6c91b8f9
-SIZE (music21-6.7.0.tar.gz) = 19245768
+TIMESTAMP = 1614289651
+SHA256 (music21-6.7.1.tar.gz) = f199534713a6e5cd70a6e89d5ffbe78d5fd1086753d5092efe32681d2ab7a13a
+SIZE (music21-6.7.1.tar.gz) = 19247287