diff -urNp a/Makefile.in b/Makefile.in

--- a/Makefile.in	2018-08-14 14:12:46.853533879 +0200

+++ b/Makefile.in	2018-08-14 14:14:03.522336821 +0200

@@ -45,11 +45,6 @@ graphvizfilterdir = $(filtersdir)/graphv

 graphvizfilterconf = filters/graphviz/graphviz-filter.conf

 graphvizfilterconfdir = $(filtersdir)/graphviz

-musicfilter = filters/music/music2png.py

-musicfilterdir = $(filtersdir)/music

-musicfilterconf = filters/music/music-filter.conf

-musicfilterconfdir = $(filtersdir)/music

-

 sourcefilterconf = filters/source/source-highlight-filter.conf

 sourcefilterconfdir = $(filtersdir)/source

@@ -86,8 +81,8 @@ iconsdir = $(ASCIIDOCCONF)/images/icons

 doc = $(wildcard README*) $(wildcard BUGS*) $(wildcard INSTALL*) $(wildcard CHANGELOG*)

-DATATARGETS = manp conf docbook dblatex css js callouts icons codefilterconf musicfilterconf sourcefilterconf graphvizfilterconf latexfilterconf flasktheme volnitskytheme

-PROGTARGETS = prog codefilter musicfilter graphvizfilter latexfilter

+DATATARGETS = manp conf docbook dblatex css js callouts icons codefilterconf sourcefilterconf graphvizfilterconf latexfilterconf flasktheme volnitskytheme

+PROGTARGETS = prog codefilter graphvizfilter latexfilter

 TARGETS = $(DATATARGETS) $(PROGTARGETS) doc

 INSTDIRS = $(TARGETS:%=%dir)