diff --git a/pkgs/applications/audio/QmidiNet/default.nix b/pkgs/applications/audio/QmidiNet/default.nix
index 4ab871c22a05..4e89f125dd9b 100644
--- a/pkgs/applications/audio/QmidiNet/default.nix
+++ b/pkgs/applications/audio/QmidiNet/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, qt4, alsaLib, jack2 }:
+{ stdenv, fetchurl, qt4, alsaLib, libjack2 }:
 
 stdenv.mkDerivation rec {
   version = "0.2.1";
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "1a1pj4w74wj1gcfv4a0vzcglmr5sw0xp0y56w8rk3ig4k11xi8sa";
   };
 
-  buildInputs = [ qt4 alsaLib jack2 ];
+  buildInputs = [ qt4 alsaLib libjack2 ];
 
   meta = with stdenv.lib; {
     description = "A MIDI network gateway application that sends and receives MIDI data (ALSA Sequencer and/or JACK MIDI) over the network";
diff --git a/pkgs/applications/audio/a2jmidid/default.nix b/pkgs/applications/audio/a2jmidid/default.nix
index 218a0f8c6d9f..7b0aad152ab3 100644
--- a/pkgs/applications/audio/a2jmidid/default.nix
+++ b/pkgs/applications/audio/a2jmidid/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, makeWrapper, pkgconfig, alsaLib, dbus, jack2
+{ stdenv, fetchurl, makeWrapper, pkgconfig, alsaLib, dbus, libjack2
 , python, pythonDBus }:
 
 stdenv.mkDerivation rec {
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
     sha256 = "0pzm0qk5ilqhwz74pydg1jwrds27vm47185dakdrxidb5bv3b5ia";
   };
 
-  buildInputs = [ makeWrapper pkgconfig alsaLib dbus jack2 python pythonDBus ];
+  buildInputs = [ makeWrapper pkgconfig alsaLib dbus libjack2 python pythonDBus ];
 
   configurePhase = "python waf configure --prefix=$out";
 
diff --git a/pkgs/applications/audio/ardour/ardour3.nix b/pkgs/applications/audio/ardour/ardour3.nix
index aca04f299c2f..a501fd95427e 100644
--- a/pkgs/applications/audio/ardour/ardour3.nix
+++ b/pkgs/applications/audio/ardour/ardour3.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchgit, alsaLib, aubio, boost, cairomm, curl, doxygen, dbus, fftw
-, fftwSinglePrec, flac, glibc, glibmm, graphviz, gtk, gtkmm, jack2
+, fftwSinglePrec, flac, glibc, glibmm, graphviz, gtk, gtkmm, libjack2
 , libgnomecanvas, libgnomecanvasmm, liblo, libmad, libogg, librdf
 , librdf_raptor, librdf_rasqal, libsamplerate, libsigcxx, libsndfile
 , libusb, libuuid, libxml2, libxslt, lilv-svn, lv2, makeWrapper, pango
@@ -40,7 +40,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = 
     [ alsaLib aubio boost cairomm curl doxygen dbus fftw fftwSinglePrec flac glibc
-      glibmm graphviz gtk gtkmm jack2 libgnomecanvas libgnomecanvasmm liblo
+      glibmm graphviz gtk gtkmm libjack2 libgnomecanvas libgnomecanvasmm liblo
       libmad libogg librdf librdf_raptor librdf_rasqal libsamplerate
       libsigcxx libsndfile libusb libuuid libxml2 libxslt lilv-svn lv2
       makeWrapper pango perl pkgconfig python rubberband serd sord-svn sratom suil taglib vampSDK
diff --git a/pkgs/applications/audio/ardour/default.nix b/pkgs/applications/audio/ardour/default.nix
index 280cf6e80422..5327b6b77d76 100644
--- a/pkgs/applications/audio/ardour/default.nix
+++ b/pkgs/applications/audio/ardour/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchgit, alsaLib, aubio, boost, cairomm, curl, doxygen, dbus, fftw
-, fftwSinglePrec, flac, glibc, glibmm, graphviz, gtk, gtkmm, jack2
+, fftwSinglePrec, flac, glibc, glibmm, graphviz, gtk, gtkmm, libjack2
 , libgnomecanvas, libgnomecanvasmm, liblo, libmad, libogg, librdf
 , librdf_raptor, librdf_rasqal, libsamplerate, libsigcxx, libsndfile
 , libusb, libuuid, libxml2, libxslt, lilv-svn, lv2, makeWrapper, pango
@@ -34,7 +34,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = 
     [ alsaLib aubio boost cairomm curl doxygen dbus fftw fftwSinglePrec flac glibc
-      glibmm graphviz gtk gtkmm jack2 libgnomecanvas libgnomecanvasmm liblo
+      glibmm graphviz gtk gtkmm libjack2 libgnomecanvas libgnomecanvasmm liblo
       libmad libogg librdf librdf_raptor librdf_rasqal libsamplerate
       libsigcxx libsndfile libusb libuuid libxml2 libxslt lilv-svn lv2
       makeWrapper pango perl pkgconfig python rubberband serd sord-svn sratom suil taglib vampSDK
diff --git a/pkgs/applications/audio/artyFX/default.nix b/pkgs/applications/audio/artyFX/default.nix
index e60381710c3c..345d8f6ff0a8 100644
--- a/pkgs/applications/audio/artyFX/default.nix
+++ b/pkgs/applications/audio/artyFX/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchgit, cairomm, cmake, jack2, libpthreadstubs, libXdmcp, libxshmfence, libsndfile, lv2, ntk, pkgconfig }:
+{ stdenv, fetchgit, cairomm, cmake, libjack2, libpthreadstubs, libXdmcp, libxshmfence, libsndfile, lv2, ntk, pkgconfig }:
 
 stdenv.mkDerivation rec {
   name = "artyFX-git-${version}";
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
     sha256 = "2e3f6ab6f829c0ec177e85f4e419286616cf35fb7303445caa09d3438cac27d5";
   };
 
-  buildInputs = [ cairomm cmake jack2 libpthreadstubs libXdmcp libxshmfence libsndfile lv2 ntk pkgconfig   ];
+  buildInputs = [ cairomm cmake libjack2 libpthreadstubs libXdmcp libxshmfence libsndfile lv2 ntk pkgconfig   ];
 
   meta = with stdenv.lib; {
     homepage = http://openavproductions.com/artyfx/;
diff --git a/pkgs/applications/audio/bitmeter/default.nix b/pkgs/applications/audio/bitmeter/default.nix
index 2084ab481fa3..0ca3d99ddc61 100644
--- a/pkgs/applications/audio/bitmeter/default.nix
+++ b/pkgs/applications/audio/bitmeter/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, jack2, gtk2, pkgconfig }:
+{ stdenv, fetchurl, libjack2, gtk2, pkgconfig }:
 
 stdenv.mkDerivation rec {
   name = "bitmeter-${version}";
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "09ck2gxqky701dc1p0ip61rrn16v0pdc7ih2hc2sd63zcw53g2a7";
   };
 
-  buildInputs = [ jack2 gtk2 pkgconfig ];
+  buildInputs = [ libjack2 gtk2 pkgconfig ];
 
   meta = with stdenv.lib; {
     homepage = http://devel.tlrmx.org/audio/bitmeter/;
diff --git a/pkgs/applications/audio/bristol/default.nix b/pkgs/applications/audio/bristol/default.nix
index d45ab8182731..db1f7895f4b9 100644
--- a/pkgs/applications/audio/bristol/default.nix
+++ b/pkgs/applications/audio/bristol/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, jack2, pkgconfig, libpulseaudio, xlibs }:
+{ stdenv, fetchurl, alsaLib, libjack2, pkgconfig, libpulseaudio, xlibs }:
 
 stdenv.mkDerivation  rec {
   name = "bristol-${version}";
@@ -10,7 +10,7 @@ stdenv.mkDerivation  rec {
   };
 
   buildInputs = [
-    alsaLib jack2 pkgconfig libpulseaudio xlibs.libX11 xlibs.libXext
+    alsaLib libjack2 pkgconfig libpulseaudio xlibs.libX11 xlibs.libXext
     xlibs.xproto
   ];
 
diff --git a/pkgs/applications/audio/calf/default.nix b/pkgs/applications/audio/calf/default.nix
index 0f6ebfcedb5c..5f6538ec4bcb 100644
--- a/pkgs/applications/audio/calf/default.nix
+++ b/pkgs/applications/audio/calf/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, cairo, expat, fftwSinglePrec, fluidsynth, glib
-, gtk, jack2, ladspaH , libglade, lv2, pkgconfig }:
+, gtk, libjack2, ladspaH , libglade, lv2, pkgconfig }:
 
 stdenv.mkDerivation rec {
   name = "calf-${version}";
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [ 
-    cairo expat fftwSinglePrec fluidsynth glib gtk jack2 ladspaH
+    cairo expat fftwSinglePrec fluidsynth glib gtk libjack2 ladspaH
     libglade lv2 pkgconfig
   ];
 
diff --git a/pkgs/applications/audio/dirt/default.nix b/pkgs/applications/audio/dirt/default.nix
index 74adf4533fa1..4da15a4b8e33 100644
--- a/pkgs/applications/audio/dirt/default.nix
+++ b/pkgs/applications/audio/dirt/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, libsndfile, libsamplerate, liblo, jack2 }:
+{ stdenv, fetchFromGitHub, libsndfile, libsamplerate, liblo, libjack2 }:
 
 stdenv.mkDerivation rec {
   name = "dirt-2015-04-28";
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     rev = "cfc5e85318defda7462192b5159103c823ce61f7";
     sha256 = "1shbyp54q64g6bsl6hhch58k3z1dyyy9ph6cq2xvdf8syy00sisz";
   };
-  buildInputs = [ libsndfile libsamplerate liblo jack2 ];
+  buildInputs = [ libsndfile libsamplerate liblo libjack2 ];
   postPatch = ''
     sed -i "s|./samples|$out/share/dirt/samples|" file.h
   '';
diff --git a/pkgs/applications/audio/distrho/default.nix b/pkgs/applications/audio/distrho/default.nix
index e6d5971b6fd2..1e52e8423307 100644
--- a/pkgs/applications/audio/distrho/default.nix
+++ b/pkgs/applications/audio/distrho/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchgit, alsaLib, fftwSinglePrec, freetype, jack2
+{ stdenv, fetchgit, alsaLib, fftwSinglePrec, freetype, libjack2
 , libxslt, lv2, pkgconfig, premake3, xlibs }:
 
 stdenv.mkDerivation rec {
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
   '';
 
   buildInputs = [
-    alsaLib fftwSinglePrec freetype jack2 pkgconfig premake3
+    alsaLib fftwSinglePrec freetype libjack2 pkgconfig premake3
     xlibs.libX11 xlibs.libXcomposite xlibs.libXcursor xlibs.libXext
     xlibs.libXinerama xlibs.libXrender
   ];
diff --git a/pkgs/applications/audio/drumgizmo/default.nix b/pkgs/applications/audio/drumgizmo/default.nix
index 2daafda554e7..92ea6ee2faef 100644
--- a/pkgs/applications/audio/drumgizmo/default.nix
+++ b/pkgs/applications/audio/drumgizmo/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, expat, glib, jack2, libX11, libpng
+{ stdenv, fetchurl, alsaLib, expat, glib, libjack2, libX11, libpng
 , libpthreadstubs, libsmf, libsndfile, lv2, pkgconfig
 }:
 
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   configureFlags = [ "--enable-lv2" ];
 
   buildInputs = [
-    alsaLib expat glib jack2 libX11 libpng libpthreadstubs libsmf
+    alsaLib expat glib libjack2 libX11 libpng libpthreadstubs libsmf
     libsndfile lv2 pkgconfig
   ];
 
diff --git a/pkgs/applications/audio/drumkv1/default.nix b/pkgs/applications/audio/drumkv1/default.nix
index b3a496c26a16..6d5859057665 100644
--- a/pkgs/applications/audio/drumkv1/default.nix
+++ b/pkgs/applications/audio/drumkv1/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, jack2, libsndfile, lv2, qt4 }:
+{ stdenv, fetchurl, libjack2, libsndfile, lv2, qt4 }:
 
 stdenv.mkDerivation rec {
   name = "drumkv1-${version}";
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "1f0vpwq7vydldrq9fdfipbkzqqndyxlx0n81ch1i9kw81xj3sxjq";
   };
 
-  buildInputs = [ jack2 libsndfile lv2 qt4 ];
+  buildInputs = [ libjack2 libsndfile lv2 qt4 ];
 
   meta = with stdenv.lib; {
     description = "An old-school drum-kit sampler synthesizer with stereo fx";
@@ -18,4 +18,4 @@ stdenv.mkDerivation rec {
     platforms = platforms.linux;
     maintainers = [ maintainers.goibhniu ];
   };
-}
\ No newline at end of file
+}
diff --git a/pkgs/applications/audio/faust/faust2jack.nix b/pkgs/applications/audio/faust/faust2jack.nix
index bec523ad0210..9dfb7f875c53 100644
--- a/pkgs/applications/audio/faust/faust2jack.nix
+++ b/pkgs/applications/audio/faust/faust2jack.nix
@@ -1,6 +1,6 @@
 { faust
 , gtk
-, jack2
+, jack2Full
 , opencv
 }:
 
@@ -16,7 +16,7 @@ faust.wrapWithBuildEnv {
 
   propagatedBuildInputs = [
     gtk
-    jack2
+    jack2Full
     opencv
   ];
 
diff --git a/pkgs/applications/audio/faust/faust2jaqt.nix b/pkgs/applications/audio/faust/faust2jaqt.nix
index 3590bc6860de..c0911b315386 100644
--- a/pkgs/applications/audio/faust/faust2jaqt.nix
+++ b/pkgs/applications/audio/faust/faust2jaqt.nix
@@ -1,5 +1,5 @@
 { faust
-, jack2
+, jack2Full
 , opencv
 , qt4
 }:
@@ -14,7 +14,7 @@ faust.wrapWithBuildEnv {
   ];
 
   propagatedBuildInputs = [
-    jack2
+    jack2Full
     opencv
     qt4
   ];
diff --git a/pkgs/applications/audio/fluidsynth/default.nix b/pkgs/applications/audio/fluidsynth/default.nix
index 339cccfca704..bd35b78fbc0e 100644
--- a/pkgs/applications/audio/fluidsynth/default.nix
+++ b/pkgs/applications/audio/fluidsynth/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, glib, jack2, libsndfile, pkgconfig
+{ stdenv, fetchurl, alsaLib, glib, libjack2, libsndfile, pkgconfig
 , libpulseaudio }:
 
 stdenv.mkDerivation  rec {
@@ -21,7 +21,7 @@ stdenv.mkDerivation  rec {
     "-framework CoreAudio";
 
   buildInputs = [ glib libsndfile pkgconfig ]
-    ++ stdenv.lib.optionals (!stdenv.isDarwin) [ alsaLib libpulseaudio jack2 ];
+    ++ stdenv.lib.optionals (!stdenv.isDarwin) [ alsaLib libpulseaudio libjack2 ];
 
   meta = with stdenv.lib; {
     description = "Real-time software synthesizer based on the SoundFont 2 specifications";
diff --git a/pkgs/applications/audio/fmit/default.nix b/pkgs/applications/audio/fmit/default.nix
index a8acfbffb051..712b3df9f25e 100644
--- a/pkgs/applications/audio/fmit/default.nix
+++ b/pkgs/applications/audio/fmit/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchFromGitHub, alsaLib, cmake, fftw
-, freeglut, jack2, libXmu, qt4 }:
+, freeglut, libjack2, libXmu, qt4 }:
 
 let version = "1.0.0"; in
 stdenv.mkDerivation {
@@ -12,7 +12,7 @@ stdenv.mkDerivation {
     owner = "gillesdegottex";
   };
 
-  buildInputs = [ alsaLib fftw freeglut jack2 libXmu qt4 ];
+  buildInputs = [ alsaLib fftw freeglut libjack2 libXmu qt4 ];
   nativeBuildInputs = [ cmake ];
 
   enableParallelBuilding = true;
diff --git a/pkgs/applications/audio/foo-yc20/default.nix b/pkgs/applications/audio/foo-yc20/default.nix
index d0de8c9f9a76..025ca594dffe 100644
--- a/pkgs/applications/audio/foo-yc20/default.nix
+++ b/pkgs/applications/audio/foo-yc20/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub,  jack2, gtk2, lv2, faust, pkgconfig }:
+{ stdenv, fetchFromGitHub,  libjack2, gtk2, lv2, faust, pkgconfig }:
 
 stdenv.mkDerivation rec {
   version = "git-2015-05-21";
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
     sha256 = "0i8261n95n4xic766h70xkrpbvw3sag96n1883ahmg6h7yb94avq";
   };
 
-  buildInputs = [ jack2 gtk2 lv2 faust pkgconfig ];
+  buildInputs = [ libjack2 gtk2 lv2 faust pkgconfig ];
 
   makeFlags = "PREFIX=$(out)";
 
diff --git a/pkgs/applications/audio/freewheeling/default.nix b/pkgs/applications/audio/freewheeling/default.nix
index 0e7f8ad9957c..63917cac6c09 100644
--- a/pkgs/applications/audio/freewheeling/default.nix
+++ b/pkgs/applications/audio/freewheeling/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchsvn, pkgconfig, autoconf, automake, gnutls33, freetype
-, SDL, SDL_gfx, SDL_ttf, liblo, libxml2, alsaLib, jack2, libvorbis
+, SDL, SDL_gfx, SDL_ttf, liblo, libxml2, alsaLib, libjack2, libvorbis
 , libsndfile, libogg
 }:
 
@@ -14,7 +14,7 @@ stdenv.mkDerivation {
 
   buildInputs = [
     pkgconfig autoconf automake gnutls33 freetype SDL SDL_gfx SDL_ttf
-    liblo libxml2 jack2 alsaLib libvorbis libsndfile libogg
+    liblo libxml2 libjack2 alsaLib libvorbis libsndfile libogg
   ];
 
   preConfigure = "autoreconf -vfi";
diff --git a/pkgs/applications/audio/guitarix/default.nix b/pkgs/applications/audio/guitarix/default.nix
index 9c1859cacf4e..c3e0fc79e219 100644
--- a/pkgs/applications/audio/guitarix/default.nix
+++ b/pkgs/applications/audio/guitarix/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, gettext, intltool, pkgconfig, python
-, avahi, bluez, boost, eigen, fftw, glib, glibmm, gtk, gtkmm, jack2
+, avahi, bluez, boost, eigen, fftw, glib, glibmm, gtk, gtkmm, libjack2
 , ladspaH, librdf, libsndfile, lilv, lv2, serd, sord, sratom
 ,  zita-convolver, zita-resampler
 , optimizationSupport ? false # Enable support for native CPU extensions
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ gettext intltool pkgconfig python ];
 
   buildInputs = [
-    avahi bluez boost eigen fftw glib glibmm gtk gtkmm jack2
+    avahi bluez boost eigen fftw glib glibmm gtk gtkmm libjack2
     ladspaH librdf libsndfile lilv lv2 serd sord sratom
     zita-convolver zita-resampler
   ];
diff --git a/pkgs/applications/audio/hydrogen/default.nix b/pkgs/applications/audio/hydrogen/default.nix
index 434f683bd5cd..21767e3079f2 100644
--- a/pkgs/applications/audio/hydrogen/default.nix
+++ b/pkgs/applications/audio/hydrogen/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, boost, cmake, glib, jack2, libarchive
+{ stdenv, fetchurl, alsaLib, boost, cmake, glib, libjack2, libarchive
 , liblrdf, libsndfile, pkgconfig, qt4 }:
 
 stdenv.mkDerivation rec {
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [ 
-    alsaLib boost cmake glib jack2 libarchive liblrdf libsndfile pkgconfig qt4
+    alsaLib boost cmake glib libjack2 libarchive liblrdf libsndfile pkgconfig qt4
   ];
 
   meta = with stdenv.lib; {
diff --git a/pkgs/applications/audio/ingen/default.nix b/pkgs/applications/audio/ingen/default.nix
index 40ba278f7a00..ab8f7af1bd55 100644
--- a/pkgs/applications/audio/ingen/default.nix
+++ b/pkgs/applications/audio/ingen/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchsvn, boost, ganv, glibmm, gtk, gtkmm, jack2, lilv-svn
+{ stdenv, fetchsvn, boost, ganv, glibmm, gtk, gtkmm, libjack2, lilv-svn
 , lv2, makeWrapper, pkgconfig, python, raul, rdflib, serd, sord-svn, sratom
 , suil
 }:
@@ -14,7 +14,7 @@ stdenv.mkDerivation  rec {
   };
 
   buildInputs = [
-    boost ganv glibmm gtk gtkmm jack2 lilv-svn lv2 makeWrapper pkgconfig
+    boost ganv glibmm gtk gtkmm libjack2 lilv-svn lv2 makeWrapper pkgconfig
     python raul serd sord-svn sratom suil
   ];
 
diff --git a/pkgs/applications/audio/jaaa/default.nix b/pkgs/applications/audio/jaaa/default.nix
index 0b8f8863d6c7..0427283d54df 100644
--- a/pkgs/applications/audio/jaaa/default.nix
+++ b/pkgs/applications/audio/jaaa/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, libclthreads, libclxclient, libX11, libXft, libXrender, fftwFloat, freetype, fontconfig, jack2, xlibs, zita-alsa-pcmi }:
+{ stdenv, fetchurl, alsaLib, libclthreads, libclxclient, libX11, libXft, libXrender, fftwFloat, freetype, fontconfig, libjack2, xlibs, zita-alsa-pcmi }:
 
 stdenv.mkDerivation rec {
   name = "jaaa-${version}";
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [
-    alsaLib libclthreads libclxclient libX11 libXft libXrender fftwFloat jack2 zita-alsa-pcmi
+    alsaLib libclthreads libclxclient libX11 libXft libXrender fftwFloat libjack2 zita-alsa-pcmi
   ];
 
   makeFlags = [
diff --git a/pkgs/applications/audio/jack-capture/default.nix b/pkgs/applications/audio/jack-capture/default.nix
index 2e6f6b0dd828..ef6d13e56966 100644
--- a/pkgs/applications/audio/jack-capture/default.nix
+++ b/pkgs/applications/audio/jack-capture/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, jack2, libsndfile, pkgconfig }:
+{ stdenv, fetchurl, libjack2, libsndfile, pkgconfig }:
 
 stdenv.mkDerivation rec {
   name = "jack_capture-${version}";
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "0sk7b92my1v1g7rhkpl1c608rb0rdb28m9zqfll95kflxajd16zv";
   };
 
-  buildInputs = [ jack2 libsndfile pkgconfig ];
+  buildInputs = [ libjack2 libsndfile pkgconfig ];
 
   buildPhase = "PREFIX=$out make jack_capture";
 
diff --git a/pkgs/applications/audio/jack-oscrolloscope/default.nix b/pkgs/applications/audio/jack-oscrolloscope/default.nix
index 7b4d12a5b877..5f796a29035b 100644
--- a/pkgs/applications/audio/jack-oscrolloscope/default.nix
+++ b/pkgs/applications/audio/jack-oscrolloscope/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, SDL, jack2, mesa, pkgconfig }:
+{ stdenv, fetchurl, SDL, libjack2, mesa, pkgconfig }:
 
 stdenv.mkDerivation rec {
   name = "jack_oscrolloscope-${version}";
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "1pl55in0sj7h5r06n1v91im7d18pplvhbjhjm1fdl39zwnyxiash";
   };
 
-  buildInputs = [ SDL jack2 mesa pkgconfig ];
+  buildInputs = [ SDL libjack2 mesa pkgconfig ];
 
   installPhase = ''
     mkdir -p $out/bin
diff --git a/pkgs/applications/audio/jack-rack/default.nix b/pkgs/applications/audio/jack-rack/default.nix
index 8ac47c570dfb..e4a48230e23d 100644
--- a/pkgs/applications/audio/jack-rack/default.nix
+++ b/pkgs/applications/audio/jack-rack/default.nix
@@ -1,11 +1,11 @@
-{ stdenv, fetchurl, pkgconfig, jack2, ladspaH, gtk, alsaLib, libxml2, librdf }:
+{ stdenv, fetchurl, pkgconfig, libjack2, ladspaH, gtk, alsaLib, libxml2, librdf }:
 stdenv.mkDerivation rec {
   name = "jack-rack-1.4.7";
   src = fetchurl {
     url = "mirror://sourceforge/jack-rack/${name}.tar.bz2";
     sha256 = "1lmibx9gicagcpcisacj6qhq6i08lkl5x8szysjqvbgpxl9qg045";
   };
-  buildInputs = [ pkgconfig jack2 ladspaH gtk alsaLib libxml2 librdf ];
+  buildInputs = [ pkgconfig libjack2 ladspaH gtk alsaLib libxml2 librdf ];
 
   meta = {
     description = ''An effects "rack" for the JACK low latency audio API'';
diff --git a/pkgs/applications/audio/jackmeter/default.nix b/pkgs/applications/audio/jackmeter/default.nix
index 74d98184d9dd..c709483a3b21 100644
--- a/pkgs/applications/audio/jackmeter/default.nix
+++ b/pkgs/applications/audio/jackmeter/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, jack2, pkgconfig }:
+{ stdenv, fetchurl, libjack2, pkgconfig }:
 
 stdenv.mkDerivation rec {
   name = "jackmeter-0.4";
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     sha256 = "1cnvgx3jv0yvxlqy0l9k285zgvazmh5k8m4l7lxckjfm5bn6hm1r";
   };
 
-  buildInputs = [ jack2 pkgconfig ];
+  buildInputs = [ libjack2 pkgconfig ];
 
   meta = { 
     description = "Console jack loudness meter";
diff --git a/pkgs/applications/audio/jalv/default.nix b/pkgs/applications/audio/jalv/default.nix
index bf01fe1a9352..5e99e60c818b 100644
--- a/pkgs/applications/audio/jalv/default.nix
+++ b/pkgs/applications/audio/jalv/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, gtk, jack2, lilv, lv2, pkgconfig, python
+{ stdenv, fetchurl, gtk, libjack2, lilv, lv2, pkgconfig, python
 , serd, sord , sratom, suil }:
 
 stdenv.mkDerivation  rec {
@@ -11,7 +11,7 @@ stdenv.mkDerivation  rec {
   };
 
   buildInputs = [
-    gtk jack2 lilv lv2 pkgconfig python serd sord sratom suil
+    gtk libjack2 lilv lv2 pkgconfig python serd sord sratom suil
   ];
 
   configurePhase = "python waf configure --prefix=$out";
diff --git a/pkgs/applications/audio/lash/default.nix b/pkgs/applications/audio/lash/default.nix
index e42babf13ef8..8d1b561cb873 100644
--- a/pkgs/applications/audio/lash/default.nix
+++ b/pkgs/applications/audio/lash/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, gtk, jack2, libuuid, libxml2
+{ stdenv, fetchurl, alsaLib, gtk, libjack2, libuuid, libxml2
 , makeWrapper, pkgconfig, readline }:
 
 assert libuuid != null;
@@ -15,7 +15,7 @@ stdenv.mkDerivation  rec {
   # http://permalink.gmane.org/gmane.linux.redhat.fedora.extras.cvs/822346
   patches = [ ./socket.patch ./gcc-47.patch ];
 
-  buildInputs = [ alsaLib gtk jack2 libuuid libxml2 makeWrapper
+  buildInputs = [ alsaLib gtk libjack2 libuuid libxml2 makeWrapper
     pkgconfig readline ];
 
   postInstall = ''
diff --git a/pkgs/applications/audio/linuxsampler/default.nix b/pkgs/applications/audio/linuxsampler/default.nix
index 2c4b26543ebb..4dad6e58fee9 100644
--- a/pkgs/applications/audio/linuxsampler/default.nix
+++ b/pkgs/applications/audio/linuxsampler/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchsvn, alsaLib, asio, autoconf, automake, bison
-, jack2, libgig, libsndfile, libtool, lv2, pkgconfig }:
+, libjack2, libgig, libsndfile, libtool, lv2, pkgconfig }:
 
 stdenv.mkDerivation rec {
   name = "linuxsampler-svn-${version}";
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
   '';
 
   buildInputs = [ 
-   alsaLib asio autoconf automake bison jack2 libgig libsndfile
+   alsaLib asio autoconf automake bison libjack2 libgig libsndfile
    libtool lv2 pkgconfig
   ];
 
diff --git a/pkgs/applications/audio/lmms/default.nix b/pkgs/applications/audio/lmms/default.nix
index 830d42eb91b0..783b506c4d72 100644
--- a/pkgs/applications/audio/lmms/default.nix
+++ b/pkgs/applications/audio/lmms/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, SDL, alsaLib, cmake, fftwSinglePrec, fluidsynth
-, fltk13, jack2, libvorbis , libsamplerate, libsndfile, pkgconfig
+, fltk13, libjack2, libvorbis , libsamplerate, libsndfile, pkgconfig
 , libpulseaudio, qt4, freetype
 }:
 
@@ -13,7 +13,7 @@ stdenv.mkDerivation  rec {
   };
 
   buildInputs = [
-    SDL alsaLib cmake fftwSinglePrec fltk13 fluidsynth jack2
+    SDL alsaLib cmake fftwSinglePrec fltk13 fluidsynth libjack2
     libsamplerate libsndfile libvorbis pkgconfig libpulseaudio qt4
   ];
 
diff --git a/pkgs/applications/audio/mhwaveedit/default.nix b/pkgs/applications/audio/mhwaveedit/default.nix
index 0234a1d3fe5b..d0259ada3cf7 100644
--- a/pkgs/applications/audio/mhwaveedit/default.nix
+++ b/pkgs/applications/audio/mhwaveedit/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, SDL , alsaLib, gtk, jack2, ladspaH
+{ stdenv, fetchurl, SDL , alsaLib, gtk, libjack2, ladspaH
 , ladspaPlugins, libsamplerate, libsndfile, pkgconfig, libpulseaudio }:
 
 stdenv.mkDerivation  rec {
@@ -11,7 +11,7 @@ stdenv.mkDerivation  rec {
   };
 
   buildInputs =
-   [ SDL alsaLib gtk jack2 ladspaH libsamplerate libsndfile
+   [ SDL alsaLib gtk libjack2 ladspaH libsamplerate libsndfile
      pkgconfig libpulseaudio
    ];
 
diff --git a/pkgs/applications/audio/milkytracker/default.nix b/pkgs/applications/audio/milkytracker/default.nix
index d5d7ea7be76a..8bc0aebba5a8 100644
--- a/pkgs/applications/audio/milkytracker/default.nix
+++ b/pkgs/applications/audio/milkytracker/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, SDL, alsaLib, autoconf, automake, jack2, perl
+{ stdenv, fetchurl, SDL, alsaLib, autoconf, automake, libjack2, perl
 , zlib, zziplib
 }:
 
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
     export CPATH=${zlib}/lib
   '';
 
-  buildInputs = [ SDL alsaLib autoconf automake jack2 perl zlib zziplib ];
+  buildInputs = [ SDL alsaLib autoconf automake libjack2 perl zlib zziplib ];
 
   meta = {
     description = "Music tracker application, similar to Fasttracker II";
diff --git a/pkgs/applications/audio/moc/default.nix b/pkgs/applications/audio/moc/default.nix
index a87e74dc87c2..4cb7668a43f5 100644
--- a/pkgs/applications/audio/moc/default.nix
+++ b/pkgs/applications/audio/moc/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, ncurses, pkgconfig, alsaLib, flac, libmad, speex, ffmpeg
-, libvorbis, libmpc, libsndfile, jack2, db, libmodplug, timidity, libid3tag
+, libvorbis, libmpc, libsndfile, libjack2, db, libmodplug, timidity, libid3tag
 , libtool
 }:
 
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     ncurses pkgconfig alsaLib flac libmad speex ffmpeg libvorbis
-    libmpc libsndfile jack2 db libmodplug timidity libid3tag libtool
+    libmpc libsndfile libjack2 db libmodplug timidity libid3tag libtool
   ];
 
   meta = with stdenv.lib; {
diff --git a/pkgs/applications/audio/musescore/default.nix b/pkgs/applications/audio/musescore/default.nix
index bfbfa5775312..7f34d5df550e 100644
--- a/pkgs/applications/audio/musescore/default.nix
+++ b/pkgs/applications/audio/musescore/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, cmake, pkgconfig
-, alsaLib, freetype, jack2, lame, libogg, libpulseaudio, libsndfile, libvorbis
+, alsaLib, freetype, libjack2, lame, libogg, libpulseaudio, libsndfile, libvorbis
 , portaudio, qt5 #, tesseract
 }:
 
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ cmake pkgconfig ];
 
   buildInputs = [
-    alsaLib jack2 freetype lame libogg libpulseaudio libsndfile libvorbis
+    alsaLib libjack2 freetype lame libogg libpulseaudio libsndfile libvorbis
     portaudio qt5.base qt5.declarative qt5.enginio qt5.script qt5.svg qt5.tools
     qt5.webkit qt5.xmlpatterns #tesseract
   ];
diff --git a/pkgs/applications/audio/petrifoo/default.nix b/pkgs/applications/audio/petrifoo/default.nix
index 197a0aa1bbe2..ffd920427ac5 100644
--- a/pkgs/applications/audio/petrifoo/default.nix
+++ b/pkgs/applications/audio/petrifoo/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, cmake, gtk, jack2, libgnomecanvas
+{ stdenv, fetchurl, alsaLib, cmake, gtk, libjack2, libgnomecanvas
 , libpthreadstubs, libsamplerate, libsndfile, libtool, libxml2
 , pkgconfig }:
 
@@ -12,7 +12,7 @@ stdenv.mkDerivation  rec {
   };
 
   buildInputs =
-   [ alsaLib cmake  gtk jack2 libgnomecanvas libpthreadstubs
+   [ alsaLib cmake  gtk libjack2 libgnomecanvas libpthreadstubs
      libsamplerate libsndfile libtool libxml2 pkgconfig
    ];
 
diff --git a/pkgs/applications/audio/projectm/default.nix b/pkgs/applications/audio/projectm/default.nix
index fcfde86f7ee3..764ee629dbf6 100644
--- a/pkgs/applications/audio/projectm/default.nix
+++ b/pkgs/applications/audio/projectm/default.nix
@@ -2,7 +2,7 @@
 , glew, ftgl, ttf_bitstream_vera
 , withQt ? true, qt4
 , withLibvisual ? false, libvisual, SDL
-, withJack ? false, jack2
+, withJack ? false, libjack2
 , withPulseAudio ? true, libpulseaudio
 }:
 
@@ -45,7 +45,7 @@ stdenv.mkDerivation {
     [ glew ftgl ]
     ++ optional withQt qt4
     ++ optionals withLibvisual [ libvisual SDL ]
-    ++ optional withJack jack2
+    ++ optional withJack libjack2
     ++ optional withPulseAudio libpulseaudio
     ;
 }
diff --git a/pkgs/applications/audio/puredata/default.nix b/pkgs/applications/audio/puredata/default.nix
index 9abca0cb0141..8fddcccd51cd 100644
--- a/pkgs/applications/audio/puredata/default.nix
+++ b/pkgs/applications/audio/puredata/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, autoreconfHook, gettext, makeWrapper
-, alsaLib, jack2, tk
+, alsaLib, libjack2, tk
 }:
 
 stdenv.mkDerivation  rec {
@@ -17,7 +17,7 @@ stdenv.mkDerivation  rec {
 
   nativeBuildInputs = [ autoreconfHook gettext makeWrapper ];
 
-  buildInputs = [ alsaLib jack2 ];
+  buildInputs = [ alsaLib libjack2 ];
 
   configureFlags = ''
     --enable-alsa
diff --git a/pkgs/applications/audio/qjackctl/default.nix b/pkgs/applications/audio/qjackctl/default.nix
index 9b87dd53bf6e..c200e39887a8 100644
--- a/pkgs/applications/audio/qjackctl/default.nix
+++ b/pkgs/applications/audio/qjackctl/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, qt4, alsaLib, jack2, dbus }:
+{ stdenv, fetchurl, qt4, alsaLib, libjack2, dbus }:
 
 stdenv.mkDerivation rec {
   version = "0.3.12";
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
     sha256 = "14yvnc4k3hwsjflg8b2d04bc63pdl0gyqjc7vl6rdn29nbr23zwc";
   };
 
-  buildInputs = [ qt4 alsaLib jack2 dbus ];
+  buildInputs = [ qt4 alsaLib libjack2 dbus ];
 
   configureFlags = "--enable-jack-version";
 
diff --git a/pkgs/applications/audio/qsynth/default.nix b/pkgs/applications/audio/qsynth/default.nix
index a8ff526fad98..77c0ba9b2d45 100644
--- a/pkgs/applications/audio/qsynth/default.nix
+++ b/pkgs/applications/audio/qsynth/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, fluidsynth, jack2, qt4 }:
+{ stdenv, fetchurl, alsaLib, fluidsynth, libjack2, qt4 }:
 
 stdenv.mkDerivation  rec {
   name = "qsynth-${version}";
@@ -9,7 +9,7 @@ stdenv.mkDerivation  rec {
     sha256 = "08kyn6cl755l9i1grzjx8yi3f8mgiz4gx0hgqad1n0d8yz85087b";
   };
 
-  buildInputs = [ alsaLib fluidsynth jack2 qt4 ];
+  buildInputs = [ alsaLib fluidsynth libjack2 qt4 ];
 
   meta = with stdenv.lib; {
     description = "Fluidsynth GUI";
diff --git a/pkgs/applications/audio/qtractor/default.nix b/pkgs/applications/audio/qtractor/default.nix
index d3d3a71febc8..418efa23b209 100644
--- a/pkgs/applications/audio/qtractor/default.nix
+++ b/pkgs/applications/audio/qtractor/default.nix
@@ -1,4 +1,4 @@
-{ alsaLib, autoconf, automake, dssi, fetchurl, gtk, jack2
+{ alsaLib, autoconf, automake, dssi, fetchurl, gtk, libjack2
 , ladspaH, ladspaPlugins, liblo, libmad, libsamplerate, libsndfile
 , libtool, libvorbis, lilv, lv2, pkgconfig, qt4, rubberband, serd
 , sord, sratom, stdenv, suil }:
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs =
-    [ alsaLib autoconf automake dssi gtk jack2 ladspaH
+    [ alsaLib autoconf automake dssi gtk libjack2 ladspaH
       ladspaPlugins liblo libmad libsamplerate libsndfile libtool
       libvorbis lilv lv2 pkgconfig qt4 rubberband serd sord sratom
       suil
diff --git a/pkgs/applications/audio/rakarrack/default.nix b/pkgs/applications/audio/rakarrack/default.nix
index 257a9967a5b0..b746cccd113d 100644
--- a/pkgs/applications/audio/rakarrack/default.nix
+++ b/pkgs/applications/audio/rakarrack/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, alsaUtils, fltk, jack2, libXft,
+{ stdenv, fetchurl, alsaLib, alsaUtils, fltk, libjack2, libXft,
 libXpm, libjpeg, libpng, libsamplerate, libsndfile, zlib }:
 
 stdenv.mkDerivation  rec {
@@ -12,7 +12,7 @@ stdenv.mkDerivation  rec {
 
   patches = [ ./fltk-path.patch ];
 
-  buildInputs = [ alsaLib alsaUtils fltk jack2 libXft libXpm libjpeg
+  buildInputs = [ alsaLib alsaUtils fltk libjack2 libXft libXpm libjpeg
     libpng libsamplerate libsndfile zlib ];
 
   meta = with stdenv.lib; {
diff --git a/pkgs/applications/audio/samplv1/default.nix b/pkgs/applications/audio/samplv1/default.nix
index 15bb1e0a17da..fd3f7791c1a3 100644
--- a/pkgs/applications/audio/samplv1/default.nix
+++ b/pkgs/applications/audio/samplv1/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, jack2, libsndfile, lv2, qt4 }:
+{ stdenv, fetchurl, libjack2, libsndfile, lv2, qt4 }:
 
 stdenv.mkDerivation rec {
   name = "samplv1-${version}";
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "1c62fpfl9xv93m04hfh72vzbljr0c5p409vzf3xxmvj9x610yx1w";
   };
 
-  buildInputs = [ jack2 libsndfile lv2 qt4 ];
+  buildInputs = [ libjack2 libsndfile lv2 qt4 ];
 
   meta = with stdenv.lib; {
     description = "An old-school all-digital polyphonic sampler synthesizer with stereo fx";
@@ -18,4 +18,4 @@ stdenv.mkDerivation rec {
     platforms = platforms.linux;
     maintainers = [ maintainers.goibhniu ];
   };
-}
\ No newline at end of file
+}
diff --git a/pkgs/applications/audio/seq24/default.nix b/pkgs/applications/audio/seq24/default.nix
index 10376e02f433..63db865eba5d 100644
--- a/pkgs/applications/audio/seq24/default.nix
+++ b/pkgs/applications/audio/seq24/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, gtkmm, jack2, pkgconfig }:
+{ stdenv, fetchurl, alsaLib, gtkmm, libjack2, pkgconfig }:
 
 stdenv.mkDerivation  rec {
   name = "seq24-${version}";
@@ -9,7 +9,7 @@ stdenv.mkDerivation  rec {
     sha256 = "07n80zj95i80vjmsflnlbqx5vv90qmp5f6a0zap8d30849l4y258";
   };
 
-  buildInputs = [ alsaLib gtkmm jack2 pkgconfig ];
+  buildInputs = [ alsaLib gtkmm libjack2 pkgconfig ];
 
   meta = with stdenv.lib; {
     description = "minimal loop based midi sequencer";
diff --git a/pkgs/applications/audio/setbfree/default.nix b/pkgs/applications/audio/setbfree/default.nix
index 5a5d500a0e7b..2a534047ae38 100644
--- a/pkgs/applications/audio/setbfree/default.nix
+++ b/pkgs/applications/audio/setbfree/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, freetype, ftgl, jack2, libX11, lv2
+{ stdenv, fetchurl, alsaLib, freetype, ftgl, libjack2, libX11, lv2
 , mesa, pkgconfig, ttf_bitstream_vera
 }:
 
@@ -18,7 +18,7 @@ stdenv.mkDerivation  rec {
   '';
 
   buildInputs = [
-    alsaLib freetype ftgl jack2 libX11 lv2 mesa pkgconfig
+    alsaLib freetype ftgl libjack2 libX11 lv2 mesa pkgconfig
     ttf_bitstream_vera
   ];
 
diff --git a/pkgs/applications/audio/sonic-visualiser/default.nix b/pkgs/applications/audio/sonic-visualiser/default.nix
index 70162b9d1858..e0aa6e00a460 100644
--- a/pkgs/applications/audio/sonic-visualiser/default.nix
+++ b/pkgs/applications/audio/sonic-visualiser/default.nix
@@ -1,6 +1,6 @@
 # TODO add plugins having various licenses, see http://www.vamp-plugins.org/download.html
 
-{ stdenv, fetchurl, alsaLib, bzip2, fftw, jack2, libX11, liblo
+{ stdenv, fetchurl, alsaLib, bzip2, fftw, libjack2, libX11, liblo
 , libmad, libogg, librdf, librdf_raptor, librdf_rasqal, libsamplerate
 , libsndfile, pkgconfig, libpulseaudio, qt5, redland
 , rubberband, serd, sord, vampSDK, fftwFloat
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
       sord
       pkgconfig
       # optional
-      jack2
+      libjack2
       # portaudio
       libpulseaudio
       libmad
diff --git a/pkgs/applications/audio/sooperlooper/default.nix b/pkgs/applications/audio/sooperlooper/default.nix
index b40e21871751..372339474a54 100644
--- a/pkgs/applications/audio/sooperlooper/default.nix
+++ b/pkgs/applications/audio/sooperlooper/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, liblo, libxml2, jack2, libsndfile, wxGTK, libsigcxx
+{ stdenv, fetchurl, liblo, libxml2, libjack2, libsndfile, wxGTK, libsigcxx
 ,libsamplerate, rubberband, pkgconfig, ncurses
 }:
 
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [
-   liblo libxml2 jack2 libsndfile wxGTK libsigcxx
+   liblo libxml2 libjack2 libsndfile wxGTK libsigcxx
    libsamplerate rubberband pkgconfig ncurses
   ];
 
diff --git a/pkgs/applications/audio/synthv1/default.nix b/pkgs/applications/audio/synthv1/default.nix
index 7b00e8ac0604..4a126f8774f8 100644
--- a/pkgs/applications/audio/synthv1/default.nix
+++ b/pkgs/applications/audio/synthv1/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, qt4, jack2, lv2 }:
+{ stdenv, fetchurl, qt4, libjack2, lv2 }:
 
 stdenv.mkDerivation rec {
   name = "synthv1-${version}";
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "19zyvrvnmi7ahwg121vl2q17j9y8ln6lvpj5wxxcwif5538q75iw";
   };
 
-  buildInputs = [ qt4 jack2 lv2 ];
+  buildInputs = [ qt4 libjack2 lv2 ];
 
   meta = with stdenv.lib; {
     description = "An old-school 4-oscillator subtractive polyphonic synthesizer with stereo fx";
@@ -18,4 +18,4 @@ stdenv.mkDerivation rec {
     platforms = platforms.linux;
     maintainers = [ maintainers.goibhniu ];
   };
-}
\ No newline at end of file
+}
diff --git a/pkgs/applications/audio/tetraproc/default.nix b/pkgs/applications/audio/tetraproc/default.nix
index 309a400c555f..a107dd9794b1 100644
--- a/pkgs/applications/audio/tetraproc/default.nix
+++ b/pkgs/applications/audio/tetraproc/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, makeWrapper
-, expat, fftwFloat, fontconfig, freetype, jack2, libclthreads, libclxclient
+, expat, fftwFloat, fontconfig, freetype, libjack2, jack2Full, libclthreads, libclxclient
 , libsndfile, libxcb, xlibs
 }:
 
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ makeWrapper ];
 
   buildInputs = [
-    expat jack2 libclthreads libclxclient fftwFloat fontconfig libsndfile freetype
+    expat libjack2 libclthreads libclxclient fftwFloat fontconfig libsndfile freetype
     libxcb xlibs.libX11 xlibs.libXau xlibs.libXdmcp xlibs.libXft xlibs.libXrender
   ];
 
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
 
   postInstall = ''
     # Make sure Jack is avalable in $PATH for tetraproc
-    wrapProgram $out/bin/tetraproc --prefix PATH : "${jack2}/bin"
+    wrapProgram $out/bin/tetraproc --prefix PATH : "${jack2Full}/bin"
   '';
 
   meta = with stdenv.lib; {
diff --git a/pkgs/applications/audio/vmpk/default.nix b/pkgs/applications/audio/vmpk/default.nix
index 9a75fa5f3831..5db7fe5afbc0 100644
--- a/pkgs/applications/audio/vmpk/default.nix
+++ b/pkgs/applications/audio/vmpk/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, cmake, pkgconfig
-, qt4, jack2
+, qt4, libjack2
 }:
 
 let
@@ -22,5 +22,5 @@ in stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ cmake pkgconfig ];
 
-  buildInputs = [ qt4 jack2 ];
+  buildInputs = [ qt4 libjack2 ];
 }
diff --git a/pkgs/applications/audio/x42-plugins/default.nix b/pkgs/applications/audio/x42-plugins/default.nix
index aabb6308c143..5603bc2fefcf 100644
--- a/pkgs/applications/audio/x42-plugins/default.nix
+++ b/pkgs/applications/audio/x42-plugins/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, fetchgit, ftgl, freefont_ttf, jack2, mesa_glu, pkgconfig
+{ stdenv, fetchurl, fetchgit, ftgl, freefont_ttf, libjack2, mesa_glu, pkgconfig
 , libltc, libsndfile, libsamplerate
 , lv2, mesa, gtk2, cairo, pango, fftwFloat, zita-convolver }:
 
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
     sha256 = "0pjdhj58hb4n2053v92l7v7097fjm4xzrl8ks4g1hc7miy98ymdk";
   };
 
-  buildInputs = [ mesa_glu ftgl freefont_ttf jack2 libltc libsndfile libsamplerate lv2 mesa gtk2 cairo pango fftwFloat pkgconfig  zita-convolver];
+  buildInputs = [ mesa_glu ftgl freefont_ttf libjack2 libltc libsndfile libsamplerate lv2 mesa gtk2 cairo pango fftwFloat pkgconfig  zita-convolver];
 
   makeFlags = [ "PREFIX=$(out)" "FONTFILE=${freefont_ttf}/share/fonts/truetype/FreeSansBold.ttf" ];
 
diff --git a/pkgs/applications/audio/xsynth-dssi/default.nix b/pkgs/applications/audio/xsynth-dssi/default.nix
index 85e7235400b2..c4ed20defd68 100644
--- a/pkgs/applications/audio/xsynth-dssi/default.nix
+++ b/pkgs/applications/audio/xsynth-dssi/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, autoconf, automake, dssi, gtk, jack2,
+{ stdenv, fetchurl, alsaLib, autoconf, automake, dssi, gtk, libjack2,
 ladspaH, ladspaPlugins, liblo, pkgconfig }:
 
 stdenv.mkDerivation  rec {
@@ -10,7 +10,7 @@ stdenv.mkDerivation  rec {
     sha256 = "00nwv2pqjbmxqdc6xdm0cljq6z05lv4y6bibmhz1kih9lm0lklnk";
   };
 
-  buildInputs = [ alsaLib autoconf automake dssi gtk jack2 ladspaH
+  buildInputs = [ alsaLib autoconf automake dssi gtk libjack2 ladspaH
     ladspaPlugins liblo pkgconfig ];
 
   installPhase = ''
diff --git a/pkgs/applications/audio/yoshimi/default.nix b/pkgs/applications/audio/yoshimi/default.nix
index 0132d4a4c4c7..9aafae7a5f45 100644
--- a/pkgs/applications/audio/yoshimi/default.nix
+++ b/pkgs/applications/audio/yoshimi/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, alsaLib, boost, cairo, cmake, fftwSinglePrec, fltk
-, jack2, libsndfile, lv2, mesa, minixml, pkgconfig, zlib, xorg
+, libjack2, libsndfile, lv2, mesa, minixml, pkgconfig, zlib, xorg
 }:
 
 assert stdenv ? glibc;
@@ -14,7 +14,7 @@ stdenv.mkDerivation  rec {
   };
 
   buildInputs = [
-    alsaLib boost cairo fftwSinglePrec fltk jack2 libsndfile lv2 mesa
+    alsaLib boost cairo fftwSinglePrec fltk libjack2 libsndfile lv2 mesa
     minixml zlib xorg.libpthreadstubs
   ];
 
diff --git a/pkgs/applications/audio/zam-plugins/default.nix b/pkgs/applications/audio/zam-plugins/default.nix
index 8d383ca39d6a..1ac7921119ab 100644
--- a/pkgs/applications/audio/zam-plugins/default.nix
+++ b/pkgs/applications/audio/zam-plugins/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, boost, libX11, mesa, liblo, jack2, ladspaH, lv2, pkgconfig, rubberband, libsndfile }:
+{ stdenv, fetchurl, boost, libX11, mesa, liblo, libjack2, ladspaH, lv2, pkgconfig, rubberband, libsndfile }:
 
 stdenv.mkDerivation rec {
   name = "zam-plugins-${version}";
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "0icdrs4vaaj8gqi76jkkx5yk9h3agipa11cyb5h52y814q6mx6vm";
   };
 
-  buildInputs = [ boost libX11 mesa liblo jack2 ladspaH lv2 pkgconfig rubberband libsndfile ];
+  buildInputs = [ boost libX11 mesa liblo libjack2 ladspaH lv2 pkgconfig rubberband libsndfile ];
 
   patchPhase = ''
     patchShebangs ./libs/generate-ttl.sh
diff --git a/pkgs/applications/audio/zynaddsubfx/default.nix b/pkgs/applications/audio/zynaddsubfx/default.nix
index 3a89b4067427..ec8971d319f4 100644
--- a/pkgs/applications/audio/zynaddsubfx/default.nix
+++ b/pkgs/applications/audio/zynaddsubfx/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, cmake, jack2, fftw, fltk13, libjpeg
+{ stdenv, fetchurl, alsaLib, cmake, libjack2, fftw, fltk13, libjpeg
 , minixml, pkgconfig, zlib
 }:
 
@@ -11,7 +11,7 @@ stdenv.mkDerivation  rec {
     sha256 = "15byz08p5maf3v8l1zz11xan6s0qcfasjf1b81xc8rffh13x5f53";
   };
 
-  buildInputs = [ alsaLib jack2 fftw fltk13 libjpeg minixml zlib ];
+  buildInputs = [ alsaLib libjack2 fftw fltk13 libjpeg minixml zlib ];
   nativeBuildInputs = [ cmake pkgconfig ];
 
   meta = with stdenv.lib; {
diff --git a/pkgs/applications/misc/blender/default.nix b/pkgs/applications/misc/blender/default.nix
index 5e7467161199..b717f3044bcc 100644
--- a/pkgs/applications/misc/blender/default.nix
+++ b/pkgs/applications/misc/blender/default.nix
@@ -2,7 +2,7 @@
 , ilmbase, libXi, libjpeg, libpng, libsamplerate, libsndfile
 , libtiff, mesa, openal, opencolorio, openexr, openimageio, openjpeg, python
 , zlib, fftw
-, jackaudioSupport ? false, jack2
+, jackaudioSupport ? false, libjack2
 , cudaSupport ? false, cudatoolkit65
 , colladaSupport ? true, opencollada
 }:
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
       libjpeg libpng libsamplerate libsndfile libtiff mesa openal
       opencolorio openexr openimageio /* openjpeg */ python zlib fftw
     ]
-    ++ optional jackaudioSupport jack2
+    ++ optional jackaudioSupport libjack2
     ++ optional cudaSupport cudatoolkit65
     ++ optional colladaSupport opencollada;
 
diff --git a/pkgs/applications/video/mplayer/default.nix b/pkgs/applications/video/mplayer/default.nix
index 57f8289a1f92..a317e1d4fe52 100644
--- a/pkgs/applications/video/mplayer/default.nix
+++ b/pkgs/applications/video/mplayer/default.nix
@@ -17,7 +17,7 @@
 , speexSupport ? true, speex ? null
 , theoraSupport ? true, libtheora ? null
 , x264Support ? false, x264 ? null
-, jackaudioSupport ? false, jack2 ? null
+, jackaudioSupport ? false, libjack2 ? null
 , pulseSupport ? false, libpulseaudio ? null
 , bs2bSupport ? false, libbs2b ? null
 # For screenshots
@@ -44,7 +44,7 @@ assert lameSupport -> lame != null;
 assert speexSupport -> speex != null;
 assert theoraSupport -> libtheora != null;
 assert x264Support -> x264 != null;
-assert jackaudioSupport -> jack2 != null;
+assert jackaudioSupport -> libjack2 != null;
 assert pulseSupport -> libpulseaudio != null;
 assert bs2bSupport -> libbs2b != null;
 assert libpngSupport -> libpng != null;
@@ -116,7 +116,7 @@ stdenv.mkDerivation rec {
     ++ optional dvdnavSupport libdvdnav
     ++ optional bluraySupport libbluray
     ++ optional cddaSupport cdparanoia
-    ++ optional jackaudioSupport jack2
+    ++ optional jackaudioSupport libjack2
     ++ optionals amrSupport [ amrnb amrwb ]
     ++ optional x264Support x264
     ++ optional pulseSupport libpulseaudio
diff --git a/pkgs/applications/video/mpv/default.nix b/pkgs/applications/video/mpv/default.nix
index 03cb5154f853..1be0f5b9e0ae 100644
--- a/pkgs/applications/video/mpv/default.nix
+++ b/pkgs/applications/video/mpv/default.nix
@@ -12,7 +12,7 @@
 , bluraySupport ? true, libbluray ? null
 , speexSupport ? true, speex ? null
 , theoraSupport ? true, libtheora ? null
-, jackaudioSupport ? true, jack2 ? null
+, jackaudioSupport ? true, libjack2 ? null
 , pulseSupport ? true, libpulseaudio ? null
 , bs2bSupport ? true, libbs2b ? null
 # For screenshots
@@ -39,7 +39,7 @@ assert dvdnavSupport -> libdvdnav != null;
 assert bluraySupport -> libbluray != null;
 assert speexSupport -> speex != null;
 assert theoraSupport -> libtheora != null;
-assert jackaudioSupport -> jack2 != null;
+assert jackaudioSupport -> libjack2 != null;
 assert pulseSupport -> libpulseaudio != null;
 assert bs2bSupport -> libbs2b != null;
 assert libpngSupport -> libpng != null;
@@ -97,7 +97,7 @@ stdenv.mkDerivation rec {
     ++ optional dvdreadSupport libdvdread
     ++ optionals dvdnavSupport [ libdvdnav libdvdnav.libdvdread ]
     ++ optional bluraySupport libbluray
-    ++ optional jackaudioSupport jack2
+    ++ optional jackaudioSupport libjack2
     ++ optional pulseSupport libpulseaudio
     ++ optional screenSaverSupport libXScrnSaver
     ++ optional vdpauSupport libvdpau
diff --git a/pkgs/applications/video/simplescreenrecorder/default.nix b/pkgs/applications/video/simplescreenrecorder/default.nix
index 453829bc580e..8560b83d5fa6 100644
--- a/pkgs/applications/video/simplescreenrecorder/default.nix
+++ b/pkgs/applications/video/simplescreenrecorder/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, ffmpeg, jack2, libX11, libXext
+{ stdenv, fetchurl, alsaLib, ffmpeg, libjack2, libX11, libXext
 , libXfixes, mesa, pkgconfig, libpulseaudio, qt4
 }:
 
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [
-    alsaLib ffmpeg jack2 libX11 libXext libXfixes mesa pkgconfig
+    alsaLib ffmpeg libjack2 libX11 libXext libXfixes mesa pkgconfig
     libpulseaudio qt4
   ];
 
diff --git a/pkgs/applications/video/vlc/default.nix b/pkgs/applications/video/vlc/default.nix
index adf5aed3f553..ae7f71e607e3 100644
--- a/pkgs/applications/video/vlc/default.nix
+++ b/pkgs/applications/video/vlc/default.nix
@@ -3,7 +3,7 @@
 , pkgconfig, dbus, fribidi, freefont_ttf, libebml, libmatroska
 , libvorbis, libtheora, speex, lua5, libgcrypt, libupnp
 , libcaca, libpulseaudio, flac, schroedinger, libxml2, librsvg
-, mpeg2dec, udev, gnutls, avahi, libcddb, jack2, SDL, SDL_image
+, mpeg2dec, udev, gnutls, avahi, libcddb, libjack2, SDL, SDL_image
 , libmtp, unzip, taglib, libkate, libtiger, libv4l, samba, liboggz
 , libass, libva, libdvbpsi, libdc1394, libraw1394, libopus
 , libvdpau
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
       libdc1394 libraw1394 libopus libebml libmatroska libvdpau
     ]
     ++ (if withQt5 then with qt5; [ base ] else [qt4])
-    ++ optional jackSupport jack2;
+    ++ optional jackSupport libjack2;
 
   nativeBuildInputs = [ pkgconfig ];
 
diff --git a/pkgs/development/haskell-modules/hackage-packages.nix b/pkgs/development/haskell-modules/hackage-packages.nix
index cbc01eb3f8d4..2bf10c605af3 100644
--- a/pkgs/development/haskell-modules/hackage-packages.nix
+++ b/pkgs/development/haskell-modules/hackage-packages.nix
@@ -77147,7 +77147,7 @@ self: {
 
   "jack" = callPackage
     ({ mkDerivation, array, base, bytestring, enumset, event-list
-     , explicit-exception, jack2, midi, non-negative, transformers, unix
+     , explicit-exception, libjack2, midi, non-negative, transformers, unix
      }:
      mkDerivation {
        pname = "jack";
@@ -77159,25 +77159,25 @@ self: {
          array base bytestring enumset event-list explicit-exception midi
          non-negative transformers unix
        ];
-       pkgconfigDepends = [ jack2 ];
+       pkgconfigDepends = [ libjack2 ];
        homepage = "http://www.haskell.org/haskellwiki/JACK";
        description = "Bindings for the JACK Audio Connection Kit";
        license = "GPL";
-     }) { inherit (pkgs) jack2;};
+     }) { inherit (pkgs) libjack2;};
 
   "jack-bindings" = callPackage
-    ({ mkDerivation, base, c2hs, jack2, mtl }:
+    ({ mkDerivation, base, c2hs, libjack2, mtl }:
      mkDerivation {
        pname = "jack-bindings";
        version = "0.1.1";
        sha256 = "1gmz2qiz7wzydj0rhswbfhwi0zbdcbps29l1lryzqxm8chfc9mbm";
        buildDepends = [ base mtl ];
        buildTools = [ c2hs ];
-       pkgconfigDepends = [ jack2 ];
+       pkgconfigDepends = [ libjack2 ];
        description = "DEPRECATED Bindings to the JACK Audio Connection Kit";
        license = stdenv.lib.licenses.mit;
        hydraPlatforms = stdenv.lib.platforms.none;
-     }) { inherit (pkgs) jack2;};
+     }) { inherit (pkgs) libjack2;};
 
   "jackminimix" = callPackage
     ({ mkDerivation, base, hosc }:
diff --git a/pkgs/development/interpreters/supercollider/default.nix b/pkgs/development/interpreters/supercollider/default.nix
index a8c967b59678..a20d5b1dfd12 100644
--- a/pkgs/development/interpreters/supercollider/default.nix
+++ b/pkgs/development/interpreters/supercollider/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, cmake, pkgconfig
-, jack2, libsndfile, fftw, curl
+, libjack2, libsndfile, fftw, curl
 , libXt, qt, readline
 , useSCEL ? false, emacs
 }:
@@ -35,6 +35,6 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ cmake pkgconfig ];
 
   buildInputs = [ 
-    jack2 libsndfile fftw curl libXt qt readline ]
+    libjack2 libsndfile fftw curl libXt qt readline ]
     ++ optional useSCEL emacs;
 }
diff --git a/pkgs/development/libraries/aubio/default.nix b/pkgs/development/libraries/aubio/default.nix
index 7a5351da10e0..472a2ad98078 100644
--- a/pkgs/development/libraries/aubio/default.nix
+++ b/pkgs/development/libraries/aubio/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, fftw, jack2, libsamplerate
+{ stdenv, fetchurl, alsaLib, fftw, libjack2, libsamplerate
 , libsndfile, pkgconfig, python
 }:
 
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [
-    alsaLib fftw jack2 libsamplerate libsndfile pkgconfig python
+    alsaLib fftw libjack2 libsamplerate libsndfile pkgconfig python
   ];
 
   configurePhase = "python waf configure --prefix=$out";
diff --git a/pkgs/development/libraries/dssi/default.nix b/pkgs/development/libraries/dssi/default.nix
index ae276c6aa0aa..a544baf7d6d9 100644
--- a/pkgs/development/libraries/dssi/default.nix
+++ b/pkgs/development/libraries/dssi/default.nix
@@ -1,5 +1,5 @@
 x@{builderDefsPackage
-  , ladspaH, jack2, liblo, alsaLib, qt4, libX11, libsndfile, libSM
+  , ladspaH, libjack2, liblo, alsaLib, qt4, libX11, libsndfile, libSM
   , libsamplerate, libtool, autoconf, automake, xproto, libICE, pkgconfig
   , ...}:
 builderDefsPackage
diff --git a/pkgs/development/libraries/ffmpeg-full/default.nix b/pkgs/development/libraries/ffmpeg-full/default.nix
index aee67f5cd770..7d108ba81ef0 100644
--- a/pkgs/development/libraries/ffmpeg-full/default.nix
+++ b/pkgs/development/libraries/ffmpeg-full/default.nix
@@ -67,7 +67,7 @@
 , gnutls ? null
 , gsm ? null # GSM de/encoder
 #, ilbc ? null # iLBC de/encoder
-, jack2 ? null # Jack audio (only version 2 is supported in this build)
+, libjack2 ? null # Jack audio (only version 2 is supported in this build)
 , ladspaH ? null # LADSPA audio filtering
 , lame ? null # LAME MP3 encoder
 , libass ? null # (Advanced) SubStation Alpha subtitle rendering
@@ -157,7 +157,7 @@
  *   utvideo vo-aacenc vo-amrwbenc xvmc zvbi blackmagic-design-desktop-video
  *
  * Need fixes to support Darwin:
- *   frei0r, game-music-emu, gsm, jack2, libssh, libvpx(stable 1.3.0), openal, openjpeg_1,
+ *   frei0r, game-music-emu, gsm, libjack2, libssh, libvpx(stable 1.3.0), openal, openjpeg_1,
  *   pulseaudio, rtmpdump, samba, vid-stab, wavpack, x265. xavs
  *
  * Not supported:
@@ -397,7 +397,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     bzip2 celt fontconfig freetype frei0r fribidi game-music-emu gnutls gsm
-    jack2 ladspaH lame libass libbluray libbs2b libcaca libdc1394 libmodplug
+    libjack2 ladspaH lame libass libbluray libbs2b libcaca libdc1394 libmodplug
     libogg libopus libssh libtheora libvdpau libvorbis libvpx libwebp libX11
     libxcb libXext libXfixes libXv lzma openal openjpeg_1 libpulseaudio rtmpdump
     samba SDL soxr speex vid-stab wavpack x264 x265 xavs xvidcore zeromq4 zlib
diff --git a/pkgs/development/libraries/mlt/default.nix b/pkgs/development/libraries/mlt/default.nix
index 7cfbc8dfb878..2bb709612b44 100644
--- a/pkgs/development/libraries/mlt/default.nix
+++ b/pkgs/development/libraries/mlt/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, SDL, ffmpeg, frei0r, jack2, libdv, libsamplerate
+{ stdenv, fetchurl, SDL, ffmpeg, frei0r, libjack2, libdv, libsamplerate
 , libvorbis, libxml2, makeWrapper, movit, pkgconfig, qt, sox
 }:
 
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [
-    SDL ffmpeg frei0r jack2 libdv libsamplerate libvorbis libxml2
+    SDL ffmpeg frei0r libjack2 libdv libsamplerate libvorbis libxml2
     makeWrapper movit pkgconfig qt sox
   ];
 
diff --git a/pkgs/development/libraries/mlt/qt5.nix b/pkgs/development/libraries/mlt/qt5.nix
index 4fcd029971c3..d3d8f6c6b86d 100644
--- a/pkgs/development/libraries/mlt/qt5.nix
+++ b/pkgs/development/libraries/mlt/qt5.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, SDL, ffmpeg, frei0r, jack2, libdv, libsamplerate
+{ stdenv, fetchurl, SDL, ffmpeg, frei0r, libjack2, libdv, libsamplerate
 , libvorbis, libxml2, makeWrapper, movit, pkgconfig, qt5, sox
 }:
 
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [
-    SDL ffmpeg frei0r jack2 libdv libsamplerate libvorbis libxml2
+    SDL ffmpeg frei0r libjack2 libdv libsamplerate libvorbis libxml2
     makeWrapper movit pkgconfig qt5.base qt5.svg sox
   ];
 
diff --git a/pkgs/misc/emulators/mednafen/default.nix b/pkgs/misc/emulators/mednafen/default.nix
index 6fe92e4cfb65..e87ac98c8380 100644
--- a/pkgs/misc/emulators/mednafen/default.nix
+++ b/pkgs/misc/emulators/mednafen/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, pkgconfig
 , libX11, mesa, freeglut
-, jack2, libcdio, libsndfile, libsamplerate
+, libjack2, libcdio, libsndfile, libsamplerate
 , SDL, SDL_net, zlib
 }:
 
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = with stdenv.lib;
-  [ pkgconfig libX11 mesa freeglut jack2 libcdio libsndfile libsamplerate SDL SDL_net zlib ];
+  [ pkgconfig libX11 mesa freeglut libjack2 libcdio libsndfile libsamplerate SDL SDL_net zlib ];
   
 
   # Install docs
diff --git a/pkgs/servers/mpd/default.nix b/pkgs/servers/mpd/default.nix
index 90dd2040e5db..c7380b023067 100644
--- a/pkgs/servers/mpd/default.nix
+++ b/pkgs/servers/mpd/default.nix
@@ -18,7 +18,7 @@
 , mpg123Support ? true, mpg123
 , aacSupport ? true, faad2
 , pulseaudioSupport ? true, libpulseaudio
-, jackSupport ? true, jack2
+, jackSupport ? true, libjack2
 , gmeSupport ? true, game-music-emu
 , icuSupport ? true, icu
 , clientSupport ? false, mpd_clientlib
@@ -61,7 +61,7 @@ in stdenv.mkDerivation rec {
     ++ opt aacSupport faad2
     ++ opt zipSupport zziplib
     ++ opt pulseaudioSupport libpulseaudio
-    ++ opt jackSupport jack2
+    ++ opt jackSupport libjack2
     ++ opt gmeSupport game-music-emu
     ++ opt icuSupport icu
     ++ opt clientSupport mpd_clientlib
diff --git a/pkgs/tools/audio/darkice/default.nix b/pkgs/tools/audio/darkice/default.nix
index 8a9393cd1f63..edc8fe2dffc8 100644
--- a/pkgs/tools/audio/darkice/default.nix
+++ b/pkgs/tools/audio/darkice/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, faac, jack2, lame, libopus, libpulseaudio, libsamplerate, libvorbis }:
+{ stdenv, fetchurl, alsaLib, faac, libjack2, lame, libopus, libpulseaudio, libsamplerate, libvorbis }:
 
 with stdenv.lib;
 
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   configureFlags = [
     "--with-alsa-prefix=${alsaLib}"
     "--with-faac-prefix=${faac}"
-    "--with-jack-prefix=${jack2}"
+    "--with-jack-prefix=${libjack2}"
     "--with-lame-prefix=${lame}"
     "--with-opus-prefix=${libopus}"
     "--with-pulseaudio-prefix=${libpulseaudio}"
diff --git a/pkgs/tools/audio/liquidsoap/full.nix b/pkgs/tools/audio/liquidsoap/full.nix
index 1da9a6f465c9..859fe4bb1830 100644
--- a/pkgs/tools/audio/liquidsoap/full.nix
+++ b/pkgs/tools/audio/liquidsoap/full.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, which, pkgconfig
 , ocaml, ocamlPackages
-, libao, portaudio, alsaLib, libpulseaudio, jack2
+, libao, portaudio, alsaLib, libpulseaudio, libjack2
 , libsamplerate, libmad, taglib, lame, libogg
 , libvorbis, speex, libtheora, libopus, fdk_aac
 , faad2, flac, ladspaH, ffmpeg, frei0r, dssi
@@ -27,7 +27,7 @@ stdenv.mkDerivation {
 
   buildInputs =
     [ which ocaml ocamlPackages.findlib pkgconfig
-      libao portaudio alsaLib libpulseaudio jack2
+      libao portaudio alsaLib libpulseaudio libjack2
       libsamplerate libmad taglib lame libogg
       libvorbis speex libtheora libopus fdk_aac
       faad2 flac ladspaH ffmpeg frei0r dssi
diff --git a/pkgs/tools/misc/timidity/default.nix b/pkgs/tools/misc/timidity/default.nix
index 664647514aa1..5655e27dc2e6 100644
--- a/pkgs/tools/misc/timidity/default.nix
+++ b/pkgs/tools/misc/timidity/default.nix
@@ -1,4 +1,4 @@
-{ composableDerivation, stdenv, fetchurl, alsaLib, jack2, ncurses }:
+{ composableDerivation, stdenv, fetchurl, alsaLib, libjack2, ncurses }:
 
 let inherit (composableDerivation) edf; in
 
@@ -30,8 +30,8 @@ composableDerivation.composableDerivation {} {
     };
     jack = {
       audioModes = "jack";
-      buildInputs = [jack2];
-      NIX_LDFLAGS = ["-ljack -L${jack2}/lib64"];
+      buildInputs = [libjack2];
+      NIX_LDFLAGS = ["-ljack -L${libjack2}/lib"];
     };
   } // edf { name = "ncurses"; enable = { buildInputs = [ncurses]; };};
 
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 591a1adc4001..df4cf0c8cec1 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -14522,10 +14522,10 @@ let
   # using the new configuration style proposal which is unstable
   jack1 = callPackage ../misc/jackaudio/jack1.nix { };
 
-  jack2 = callPackage ../misc/jackaudio {
+  jack2Full = callPackage ../misc/jackaudio {
     libopus = libopus.override { withCustomModes = true; };
   };
-  libjack2 = jack2.override { prefix = "lib"; };
+  libjack2 = jack2Full.override { prefix = "lib"; };
 
   keynav = callPackage ../tools/X11/keynav { };
 
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 910d763bac38..a299f9312782 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -4434,7 +4434,7 @@ let
       sed -i "/use_setuptools/d" setup.py
     '';
 
-    buildInputs = with self; [ pkgs.alsaLib pkgs.jack2 ];
+    buildInputs = with self; [ pkgs.alsaLib pkgs.libjack2 ];
 
     meta = {
       description = "A Python wrapper for the RtMidi C++ library written with Cython";