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authorKirill Boltaev <aske@fmap.me>2016-09-12 00:24:51 +0300
committerKirill Boltaev <aske@fmap.me>2016-09-12 18:26:06 +0300
commitbccd75094fd5108b3d834ad3a86e056eed3b0337 (patch)
tree8954184c0376ef2f8218b7df7049edde7ef6a49b /pkgs/applications
parent30107249b1a5681771591cd65aa4f1c98f4cb023 (diff)
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treewide: explicitly specify gtk and related package versions
Diffstat (limited to 'pkgs/applications')
-rw-r--r--pkgs/applications/audio/ams-lv2/default.nix4
-rw-r--r--pkgs/applications/audio/ardour/ardour3.nix4
-rw-r--r--pkgs/applications/audio/ardour/default.nix4
-rw-r--r--pkgs/applications/audio/audacity/default.nix4
-rw-r--r--pkgs/applications/audio/beast/default.nix4
-rw-r--r--pkgs/applications/audio/bitwig-studio/default.nix4
-rw-r--r--pkgs/applications/audio/calf/default.nix4
-rw-r--r--pkgs/applications/audio/eq10q/default.nix4
-rw-r--r--pkgs/applications/audio/faust/faust2alsa.nix4
-rw-r--r--pkgs/applications/audio/faust/faust2jack.nix4
-rw-r--r--pkgs/applications/audio/gigedit/default.nix4
-rw-r--r--pkgs/applications/audio/gjay/default.nix4
-rw-r--r--pkgs/applications/audio/gmpc/default.nix4
-rw-r--r--pkgs/applications/audio/guitarix/default.nix4
-rw-r--r--pkgs/applications/audio/ingen/default.nix4
-rw-r--r--pkgs/applications/audio/jack-rack/default.nix4
-rw-r--r--pkgs/applications/audio/jalv/default.nix4
-rw-r--r--pkgs/applications/audio/lash/default.nix4
-rw-r--r--pkgs/applications/audio/lingot/default.nix4
-rw-r--r--pkgs/applications/audio/mhwaveedit/default.nix4
-rw-r--r--pkgs/applications/audio/morituri/default.nix2
-rw-r--r--pkgs/applications/audio/mp3info/default.nix4
-rw-r--r--pkgs/applications/audio/paprefs/default.nix4
-rw-r--r--pkgs/applications/audio/patchage/default.nix6
-rw-r--r--pkgs/applications/audio/petrifoo/default.nix4
-rw-r--r--pkgs/applications/audio/praat/default.nix4
-rw-r--r--pkgs/applications/audio/qtractor/default.nix4
-rw-r--r--pkgs/applications/audio/quodlibet/default.nix4
-rw-r--r--pkgs/applications/audio/seq24/default.nix4
-rw-r--r--pkgs/applications/audio/spotify/default.nix8
-rw-r--r--pkgs/applications/audio/xsynth-dssi/default.nix4
-rw-r--r--pkgs/applications/editors/atom/env.nix4
-rw-r--r--pkgs/applications/editors/brackets/default.nix4
-rw-r--r--pkgs/applications/editors/codeblocks/default.nix4
-rw-r--r--pkgs/applications/editors/eclipse/build-eclipse.nix4
-rw-r--r--pkgs/applications/editors/eclipse/default.nix6
-rw-r--r--pkgs/applications/editors/geany/with-vte.nix4
-rw-r--r--pkgs/applications/editors/gobby/default.nix4
-rw-r--r--pkgs/applications/editors/leafpad/default.nix4
-rw-r--r--pkgs/applications/editors/lighttable/default.nix4
-rw-r--r--pkgs/applications/editors/monodevelop/default.nix8
-rw-r--r--pkgs/applications/editors/scite/default.nix4
-rw-r--r--pkgs/applications/editors/sublime/default.nix4
-rw-r--r--pkgs/applications/editors/sublime3/default.nix4
-rw-r--r--pkgs/applications/editors/supertux-editor/default.nix8
-rw-r--r--pkgs/applications/editors/textadept/default.nix4
-rw-r--r--pkgs/applications/editors/vim/configurable.nix4
-rw-r--r--pkgs/applications/graphics/ahoviewer/default.nix4
-rw-r--r--pkgs/applications/graphics/cinepaint/default.nix4
-rw-r--r--pkgs/applications/graphics/dia/default.nix4
-rw-r--r--pkgs/applications/graphics/gcolor2/default.nix4
-rw-r--r--pkgs/applications/graphics/geeqie/default.nix4
-rw-r--r--pkgs/applications/graphics/gimp/2.8.nix6
-rw-r--r--pkgs/applications/graphics/giv/default.nix4
-rw-r--r--pkgs/applications/graphics/gqview/default.nix8
-rw-r--r--pkgs/applications/graphics/inkscape/default.nix8
-rw-r--r--pkgs/applications/graphics/k3d/default.nix4
-rw-r--r--pkgs/applications/graphics/mypaint/default.nix4
-rw-r--r--pkgs/applications/graphics/pqiv/default.nix4
-rw-r--r--pkgs/applications/graphics/qiv/default.nix4
-rw-r--r--pkgs/applications/graphics/rawtherapee/default.nix8
-rw-r--r--pkgs/applications/graphics/sane/frontends.nix4
-rw-r--r--pkgs/applications/graphics/sane/xsane.nix4
-rw-r--r--pkgs/applications/graphics/ufraw/default.nix4
-rw-r--r--pkgs/applications/graphics/xara/default.nix4
-rw-r--r--pkgs/applications/graphics/xournal/default.nix4
-rw-r--r--pkgs/applications/graphics/xzgv/default.nix4
-rw-r--r--pkgs/applications/misc/adobe-reader/default.nix4
-rw-r--r--pkgs/applications/misc/artha/default.nix4
-rw-r--r--pkgs/applications/misc/avrdudess/default.nix4
-rw-r--r--pkgs/applications/misc/batti/default.nix6
-rw-r--r--pkgs/applications/misc/clipit/default.nix4
-rw-r--r--pkgs/applications/misc/d4x/default.nix4
-rw-r--r--pkgs/applications/misc/eaglemode/default.nix4
-rw-r--r--pkgs/applications/misc/epdfview/default.nix4
-rw-r--r--pkgs/applications/misc/evilvte/default.nix4
-rw-r--r--pkgs/applications/misc/fme/default.nix4
-rw-r--r--pkgs/applications/misc/gkrellm/default.nix4
-rw-r--r--pkgs/applications/misc/gksu/default.nix4
-rw-r--r--pkgs/applications/misc/gosmore/default.nix4
-rw-r--r--pkgs/applications/misc/gpa/default.nix4
-rw-r--r--pkgs/applications/misc/gpscorrelate/default.nix4
-rw-r--r--pkgs/applications/misc/green-pdfviewer/default.nix4
-rw-r--r--pkgs/applications/misc/grip/default.nix4
-rw-r--r--pkgs/applications/misc/hamster-time-tracker/default.nix2
-rw-r--r--pkgs/applications/misc/hyperterm/default.nix4
-rw-r--r--pkgs/applications/misc/jigdo/default.nix4
-rw-r--r--pkgs/applications/misc/kiwix/default.nix4
-rw-r--r--pkgs/applications/misc/lighthouse/default.nix4
-rw-r--r--pkgs/applications/misc/lxappearance/default.nix4
-rw-r--r--pkgs/applications/misc/multisync/default.nix4
-rw-r--r--pkgs/applications/misc/navit/default.nix4
-rw-r--r--pkgs/applications/misc/openbox-menu/default.nix4
-rw-r--r--pkgs/applications/misc/pcmanfm/default.nix4
-rw-r--r--pkgs/applications/misc/pdfmod/default.nix8
-rw-r--r--pkgs/applications/misc/pmenu/default.nix4
-rw-r--r--pkgs/applications/misc/tangogps/default.nix4
-rw-r--r--pkgs/applications/misc/tint2/default.nix4
-rw-r--r--pkgs/applications/misc/viking/default.nix4
-rw-r--r--pkgs/applications/misc/workrave/default.nix4
-rw-r--r--pkgs/applications/misc/xautoclick/default.nix4
-rw-r--r--pkgs/applications/misc/xneur/default.nix8
-rw-r--r--pkgs/applications/networking/browsers/chromium/common.nix4
-rw-r--r--pkgs/applications/networking/browsers/firefox-bin/default.nix4
-rw-r--r--pkgs/applications/networking/browsers/firefox/default.nix7
-rw-r--r--pkgs/applications/networking/browsers/firefox/wrapper.nix4
-rw-r--r--pkgs/applications/networking/browsers/google-chrome/default.nix4
-rw-r--r--pkgs/applications/networking/browsers/mozilla-plugins/bluejeans/default.nix6
-rw-r--r--pkgs/applications/networking/browsers/mozilla-plugins/flashplayer-11/default.nix4
-rw-r--r--pkgs/applications/networking/browsers/mozilla-plugins/gmtk/default.nix4
-rw-r--r--pkgs/applications/networking/browsers/mozilla-plugins/google-talk-plugin/default.nix6
-rw-r--r--pkgs/applications/networking/browsers/opera/default.nix4
-rw-r--r--pkgs/applications/networking/browsers/surf/default.nix4
-rw-r--r--pkgs/applications/networking/browsers/vimb/default.nix4
-rw-r--r--pkgs/applications/networking/browsers/vimprobable2/default.nix4
-rw-r--r--pkgs/applications/networking/browsers/vivaldi/default.nix4
-rw-r--r--pkgs/applications/networking/davmail/default.nix4
-rw-r--r--pkgs/applications/networking/instant-messengers/discord/default.nix4
-rw-r--r--pkgs/applications/networking/instant-messengers/gajim/default.nix10
-rw-r--r--pkgs/applications/networking/instant-messengers/oneteam/default.nix6
-rw-r--r--pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-latex/default.nix4
-rw-r--r--pkgs/applications/networking/instant-messengers/pidgin/default.nix6
-rw-r--r--pkgs/applications/networking/instant-messengers/salut-a-toi/default.nix2
-rw-r--r--pkgs/applications/networking/instant-messengers/slack/default.nix10
-rw-r--r--pkgs/applications/networking/irc/hexchat/default.nix6
-rw-r--r--pkgs/applications/networking/mailreaders/claws-mail/default.nix8
-rw-r--r--pkgs/applications/networking/mailreaders/sylpheed/default.nix4
-rw-r--r--pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix8
-rw-r--r--pkgs/applications/networking/mailreaders/thunderbird/default.nix4
-rw-r--r--pkgs/applications/networking/newsreaders/pan/default.nix8
-rw-r--r--pkgs/applications/networking/p2p/ldcpp/default.nix4
-rw-r--r--pkgs/applications/networking/p2p/transgui/default.nix4
-rw-r--r--pkgs/applications/networking/remote/citrix-receiver/default.nix8
-rw-r--r--pkgs/applications/networking/remote/putty/default.nix4
-rw-r--r--pkgs/applications/networking/remote/remmina/default.nix4
-rw-r--r--pkgs/applications/networking/sniffers/etherape/default.nix4
-rw-r--r--pkgs/applications/office/gnucash/2.6.nix6
-rw-r--r--pkgs/applications/office/gnucash/default.nix4
-rw-r--r--pkgs/applications/office/libreoffice/default.nix4
-rw-r--r--pkgs/applications/office/libreoffice/still.nix4
-rw-r--r--pkgs/applications/office/osmo/default.nix8
-rw-r--r--pkgs/applications/office/planner/default.nix18
-rw-r--r--pkgs/applications/office/zim/default.nix4
-rw-r--r--pkgs/applications/science/electronics/geda/default.nix4
-rw-r--r--pkgs/applications/science/electronics/gerbv/default.nix4
-rw-r--r--pkgs/applications/science/electronics/gtkwave/default.nix4
-rw-r--r--pkgs/applications/science/electronics/pcb/default.nix4
-rw-r--r--pkgs/applications/science/electronics/xoscope/default.nix4
-rw-r--r--pkgs/applications/science/geometry/drgeo/default.nix4
-rw-r--r--pkgs/applications/science/logic/verifast/default.nix4
-rw-r--r--pkgs/applications/science/math/pssp/default.nix4
-rw-r--r--pkgs/applications/science/math/scilab/default.nix4
-rw-r--r--pkgs/applications/science/misc/boinc/default.nix4
-rw-r--r--pkgs/applications/science/misc/openmodelica/default.nix6
-rw-r--r--pkgs/applications/version-management/rabbitvcs/default.nix2
-rw-r--r--pkgs/applications/version-management/smartgithg/default.nix4
-rw-r--r--pkgs/applications/video/coriander/default.nix4
-rw-r--r--pkgs/applications/video/gnash/default.nix4
-rw-r--r--pkgs/applications/video/gnome-mplayer/default.nix4
-rw-r--r--pkgs/applications/video/kazam/default.nix4
-rw-r--r--pkgs/applications/video/key-mon/default.nix4
-rw-r--r--pkgs/applications/video/kino/default.nix4
-rw-r--r--pkgs/applications/video/miro/default.nix4
-rw-r--r--pkgs/applications/video/mkcast/default.nix4
-rw-r--r--pkgs/applications/video/xvidcap/default.nix4
-rw-r--r--pkgs/applications/virtualization/bochs/default.nix8
-rw-r--r--pkgs/applications/window-managers/compiz/default.nix4
-rw-r--r--pkgs/applications/window-managers/fbpanel/default.nix4
-rw-r--r--pkgs/applications/window-managers/trayer/default.nix4
169 files changed, 389 insertions, 386 deletions
diff --git a/pkgs/applications/audio/ams-lv2/default.nix b/pkgs/applications/audio/ams-lv2/default.nix
index 0001f0a9292..9d62696a3f8 100644
--- a/pkgs/applications/audio/ams-lv2/default.nix
+++ b/pkgs/applications/audio/ams-lv2/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, cairo, fftw, gtk, gtkmm, lv2, lvtk, pkgconfig, python }:
+{ stdenv, fetchurl, cairo, fftw, gtkmm2, lv2, lvtk, pkgconfig, python }:
 
 stdenv.mkDerivation  rec {
   name = "ams-lv2-${version}";
@@ -9,7 +9,7 @@ stdenv.mkDerivation  rec {
     sha256 = "1kqbl7rc3zrs27c5ga0frw3mlpx15sbxzhf04sfbrd9l60535fd5";
   };
 
-  buildInputs = [ cairo fftw gtk gtkmm lv2 lvtk pkgconfig python ];
+  buildInputs = [ cairo fftw gtkmm2 lv2 lvtk pkgconfig python ];
 
   configurePhase = "python waf configure --prefix=$out";
 
diff --git a/pkgs/applications/audio/ardour/ardour3.nix b/pkgs/applications/audio/ardour/ardour3.nix
index d9614d10d32..ff2d4bbce4e 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, libjack2
+, fftwSinglePrec, flac, glibc, glibmm, graphviz, gtkmm2, 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 libjack2 libgnomecanvas libgnomecanvasmm liblo
+      glibmm graphviz gtkmm2 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 9f047a600cb..7951076daa0 100644
--- a/pkgs/applications/audio/ardour/default.nix
+++ b/pkgs/applications/audio/ardour/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchFromGitHub, alsaLib, aubio, boost, cairomm, curl, doxygen, dbus, fftw
-, fftwSinglePrec, flac, glibc, glibmm, graphviz, gtk, gtkmm, libjack2
+, fftwSinglePrec, flac, glibc, glibmm, graphviz, gtkmm2, libjack2
 , libgnomecanvas, libgnomecanvasmm, liblo, libmad, libogg, librdf
 , librdf_raptor, librdf_rasqal, libsamplerate, libsigcxx, libsndfile
 , libusb, libuuid, libxml2, libxslt, lilv-svn, lv2, makeWrapper, pango
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
 
   buildInputs =
     [ alsaLib aubio boost cairomm curl doxygen dbus fftw fftwSinglePrec flac glibc
-      glibmm graphviz gtk gtkmm libjack2 libgnomecanvas libgnomecanvasmm liblo
+      glibmm graphviz gtkmm2 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/audacity/default.nix b/pkgs/applications/audio/audacity/default.nix
index a93a445db31..b31cecffbd1 100644
--- a/pkgs/applications/audio/audacity/default.nix
+++ b/pkgs/applications/audio/audacity/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, wxGTK30, pkgconfig, gettext, gtk, glib, zlib, perl, intltool,
+{ stdenv, fetchurl, wxGTK30, pkgconfig, gettext, gtk2, glib, zlib, perl, intltool,
   libogg, libvorbis, libmad, alsaLib, libsndfile, soxr, flac, lame, fetchpatch,
   expat, libid3tag, ffmpeg, soundtouch /*, portaudio - given up fighting their portaudio.patch */
   }:
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     pkgconfig gettext wxGTK30 expat alsaLib
-    libsndfile soxr libid3tag gtk
+    libsndfile soxr libid3tag gtk2
     ffmpeg libmad lame libvorbis flac soundtouch
   ]; #ToDo: detach sbsms
 
diff --git a/pkgs/applications/audio/beast/default.nix b/pkgs/applications/audio/beast/default.nix
index 7113a169e80..900d6759e4a 100644
--- a/pkgs/applications/audio/beast/default.nix
+++ b/pkgs/applications/audio/beast/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, zlib, guile, libart_lgpl, pkgconfig, intltool
-, gtk, glib, libogg, libvorbis, libgnomecanvas, gettext, perl }:
+, gtk2, glib, libogg, libvorbis, libgnomecanvas, gettext, perl }:
 
 stdenv.mkDerivation rec {
   name = "beast-0.7.1";
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs =
-    [ zlib guile libart_lgpl pkgconfig intltool gtk glib
+    [ zlib guile libart_lgpl pkgconfig intltool gtk2 glib
       libogg libvorbis libgnomecanvas gettext
     ];
 
diff --git a/pkgs/applications/audio/bitwig-studio/default.nix b/pkgs/applications/audio/bitwig-studio/default.nix
index efb36abe240..47c80af9fe0 100644
--- a/pkgs/applications/audio/bitwig-studio/default.nix
+++ b/pkgs/applications/audio/bitwig-studio/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, alsaLib, bzip2, cairo, dpkg, freetype, gdk_pixbuf
-, glib, gtk, harfbuzz, jdk, lib, libX11, libXau, libXcursor, libXdmcp
+, glib, gtk2, harfbuzz, jdk, lib, libX11, libXau, libXcursor, libXdmcp
 , libXext, libXfixes, libXrender, libbsd, libjack2, libpng, libxcb
 , libxkbcommon, libxkbfile, makeWrapper, pixman, xcbutil, xcbutilwm
 , xdg_utils, zenity, zlib }:
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   dontStrip = true;
 
   libPath = lib.makeLibraryPath [
-    alsaLib bzip2.out cairo freetype gdk_pixbuf glib gtk harfbuzz
+    alsaLib bzip2.out cairo freetype gdk_pixbuf glib gtk2 harfbuzz
     libX11 libXau libXcursor libXdmcp libXext libXfixes libXrender
     libbsd libjack2 libpng libxcb libxkbfile pixman xcbutil xcbutilwm
     zlib
diff --git a/pkgs/applications/audio/calf/default.nix b/pkgs/applications/audio/calf/default.nix
index 4ba086d8848..e133df564d7 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, libjack2, ladspaH , libglade, lv2, pkgconfig }:
+, gtk2, 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 libjack2 ladspaH
+    cairo expat fftwSinglePrec fluidsynth glib gtk2 libjack2 ladspaH
     libglade lv2 pkgconfig
   ];
 
diff --git a/pkgs/applications/audio/eq10q/default.nix b/pkgs/applications/audio/eq10q/default.nix
index 0ff83a9023e..3ef69606c77 100644
--- a/pkgs/applications/audio/eq10q/default.nix
+++ b/pkgs/applications/audio/eq10q/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, cmake, fftw, gtkmm, libxcb, lv2, pkgconfig, xorg }:
+{ stdenv, fetchurl, cmake, fftw, gtkmm2, libxcb, lv2, pkgconfig, xorg }:
 stdenv.mkDerivation rec {
   name = "eq10q-${version}";
   version = "2.0";
@@ -7,7 +7,7 @@ stdenv.mkDerivation rec {
     sha256 = "08vlfly0qqrfqiwpn5g5php680icpk97pwnwjadmj5syhgvi0i3h";
   };
 
-  buildInputs = [ cmake fftw gtkmm libxcb lv2 pkgconfig xorg.libpthreadstubs xorg.libXdmcp xorg.libxshmfence ];
+  buildInputs = [ cmake fftw gtkmm2 libxcb lv2 pkgconfig xorg.libpthreadstubs xorg.libXdmcp xorg.libxshmfence ];
 
   installFlags = ''
     DESTDIR=$(out)
diff --git a/pkgs/applications/audio/faust/faust2alsa.nix b/pkgs/applications/audio/faust/faust2alsa.nix
index 2fe03d73a23..17cec46f6c6 100644
--- a/pkgs/applications/audio/faust/faust2alsa.nix
+++ b/pkgs/applications/audio/faust/faust2alsa.nix
@@ -6,7 +6,7 @@
 , freetype
 , gdk_pixbuf
 , glib
-, gtk
+, gtk2
 , pango
 }:
 
@@ -22,7 +22,7 @@ faust.wrapWithBuildEnv {
     freetype
     gdk_pixbuf
     glib
-    gtk
+    gtk2
     pango
   ];
 
diff --git a/pkgs/applications/audio/faust/faust2jack.nix b/pkgs/applications/audio/faust/faust2jack.nix
index 9dfb7f875c5..3867114562d 100644
--- a/pkgs/applications/audio/faust/faust2jack.nix
+++ b/pkgs/applications/audio/faust/faust2jack.nix
@@ -1,5 +1,5 @@
 { faust
-, gtk
+, gtk2
 , jack2Full
 , opencv
 }:
@@ -15,7 +15,7 @@ faust.wrapWithBuildEnv {
   ];
 
   propagatedBuildInputs = [
-    gtk
+    gtk2
     jack2Full
     opencv
   ];
diff --git a/pkgs/applications/audio/gigedit/default.nix b/pkgs/applications/audio/gigedit/default.nix
index 269b48aebb8..e53b498fb6e 100644
--- a/pkgs/applications/audio/gigedit/default.nix
+++ b/pkgs/applications/audio/gigedit/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchsvn, autoconf, automake, docbook_xml_dtd_45
-, docbook_xsl, gtkmm, intltool, libgig, libsndfile, libtool, libxslt
+, docbook_xsl, gtkmm2, intltool, libgig, libsndfile, libtool, libxslt
 , pkgconfig }:
 
 stdenv.mkDerivation rec {
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   preConfigure = "make -f Makefile.cvs";
 
   buildInputs = [ 
-    autoconf automake docbook_xml_dtd_45 docbook_xsl gtkmm intltool
+    autoconf automake docbook_xml_dtd_45 docbook_xsl gtkmm2 intltool
     libgig libsndfile libtool libxslt pkgconfig 
   ];
 
diff --git a/pkgs/applications/audio/gjay/default.nix b/pkgs/applications/audio/gjay/default.nix
index 7486ec3e081..2d63245fef6 100644
--- a/pkgs/applications/audio/gjay/default.nix
+++ b/pkgs/applications/audio/gjay/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, mpd_clientlib, dbus_glib, audacious, gtk, gsl
+{ stdenv, fetchurl, pkgconfig, mpd_clientlib, dbus_glib, audacious, gtk2, gsl
 , libaudclient }:
 
 stdenv.mkDerivation {
@@ -11,7 +11,7 @@ stdenv.mkDerivation {
 
   nativeBuildInputs = [ pkgconfig ];
 
-  buildInputs = [ mpd_clientlib dbus_glib audacious gtk gsl libaudclient ];
+  buildInputs = [ mpd_clientlib dbus_glib audacious gtk2 gsl libaudclient ];
 
   hardeningDisable = [ "format" ];
 
diff --git a/pkgs/applications/audio/gmpc/default.nix b/pkgs/applications/audio/gmpc/default.nix
index 0c7b5c2c9ca..ab6dd0eee72 100644
--- a/pkgs/applications/audio/gmpc/default.nix
+++ b/pkgs/applications/audio/gmpc/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, libtool, intltool, pkgconfig, glib
-, gtk, curl, mpd_clientlib, libsoup, gob2, vala_0_23, libunique
+, gtk2, curl, mpd_clientlib, libsoup, gob2, vala_0_23, libunique
 , libSM, libICE, sqlite, hicolor_icon_theme, wrapGAppsHook
 }:
 
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [
-    libtool intltool pkgconfig glib gtk curl mpd_clientlib libsoup
+    libtool intltool pkgconfig glib gtk2 curl mpd_clientlib libsoup
     libunique libmpd gob2 vala_0_23 libSM libICE sqlite hicolor_icon_theme
     wrapGAppsHook
   ];
diff --git a/pkgs/applications/audio/guitarix/default.nix b/pkgs/applications/audio/guitarix/default.nix
index af213f1a835..4fd68742ba2 100644
--- a/pkgs/applications/audio/guitarix/default.nix
+++ b/pkgs/applications/audio/guitarix/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, gettext, intltool, pkgconfig, python
 , avahi, bluez, boost, eigen, fftw, glib, glib_networking
-, glibmm, gsettings_desktop_schemas, gtk, gtkmm, libjack2
+, glibmm, gsettings_desktop_schemas, gtkmm2, libjack2
 , ladspaH, librdf, libsndfile, lilv, lv2, serd, sord, sratom
 , webkitgtk2, wrapGAppsHook, zita-convolver, zita-resampler
 , optimizationSupport ? false # Enable support for native CPU extensions
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     avahi bluez boost eigen fftw glib glibmm glib_networking.out
-    gsettings_desktop_schemas gtk gtkmm libjack2 ladspaH librdf
+    gsettings_desktop_schemas gtkmm2 libjack2 ladspaH librdf
     libsndfile lilv lv2 serd sord sratom webkitgtk2 zita-convolver
     zita-resampler
   ];
diff --git a/pkgs/applications/audio/ingen/default.nix b/pkgs/applications/audio/ingen/default.nix
index ab8f7af1bd5..9a336576d3a 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, libjack2, lilv-svn
+{ stdenv, fetchsvn, boost, ganv, glibmm, gtkmm2, 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 libjack2 lilv-svn lv2 makeWrapper pkgconfig
+    boost ganv glibmm gtkmm2 libjack2 lilv-svn lv2 makeWrapper pkgconfig
     python raul serd sord-svn sratom suil
   ];
 
diff --git a/pkgs/applications/audio/jack-rack/default.nix b/pkgs/applications/audio/jack-rack/default.nix
index e4a48230e23..1d1925779f0 100644
--- a/pkgs/applications/audio/jack-rack/default.nix
+++ b/pkgs/applications/audio/jack-rack/default.nix
@@ -1,11 +1,11 @@
-{ stdenv, fetchurl, pkgconfig, libjack2, ladspaH, gtk, alsaLib, libxml2, librdf }:
+{ stdenv, fetchurl, pkgconfig, libjack2, ladspaH, gtk2, 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 libjack2 ladspaH gtk alsaLib libxml2 librdf ];
+  buildInputs = [ pkgconfig libjack2 ladspaH gtk2 alsaLib libxml2 librdf ];
 
   meta = {
     description = ''An effects "rack" for the JACK low latency audio API'';
diff --git a/pkgs/applications/audio/jalv/default.nix b/pkgs/applications/audio/jalv/default.nix
index 5e99e60c818..bcec085887a 100644
--- a/pkgs/applications/audio/jalv/default.nix
+++ b/pkgs/applications/audio/jalv/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, gtk, libjack2, lilv, lv2, pkgconfig, python
+{ stdenv, fetchurl, gtk2, libjack2, lilv, lv2, pkgconfig, python
 , serd, sord , sratom, suil }:
 
 stdenv.mkDerivation  rec {
@@ -11,7 +11,7 @@ stdenv.mkDerivation  rec {
   };
 
   buildInputs = [
-    gtk libjack2 lilv lv2 pkgconfig python serd sord sratom suil
+    gtk2 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 cfe29949e4f..da61eee3b64 100644
--- a/pkgs/applications/audio/lash/default.nix
+++ b/pkgs/applications/audio/lash/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, gtk, libjack2, libuuid, libxml2
+{ stdenv, fetchurl, alsaLib, gtk2, 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 libjack2 libxml2 makeWrapper
+  buildInputs = [ alsaLib gtk2 libjack2 libxml2 makeWrapper
     pkgconfig readline ];
   propagatedBuildInputs = [ libuuid ];
 
diff --git a/pkgs/applications/audio/lingot/default.nix b/pkgs/applications/audio/lingot/default.nix
index 22ab37dc98a..47b65ff2b5a 100644
--- a/pkgs/applications/audio/lingot/default.nix
+++ b/pkgs/applications/audio/lingot/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, intltool, gtk, alsaLib, libglade }:
+{ stdenv, fetchurl, pkgconfig, intltool, gtk2, alsaLib, libglade }:
 
 stdenv.mkDerivation {
   name = "lingot-0.9.1";
@@ -10,7 +10,7 @@ stdenv.mkDerivation {
 
   hardeningDisable = [ "format" ];
 
-  buildInputs = [ pkgconfig intltool gtk alsaLib libglade ];
+  buildInputs = [ pkgconfig intltool gtk2 alsaLib libglade ];
 
   configureFlags = "--disable-jack";
 
diff --git a/pkgs/applications/audio/mhwaveedit/default.nix b/pkgs/applications/audio/mhwaveedit/default.nix
index 26400ed61da..2c6df650d5d 100644
--- a/pkgs/applications/audio/mhwaveedit/default.nix
+++ b/pkgs/applications/audio/mhwaveedit/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, makeWrapper, SDL , alsaLib, gtk, libjack2, ladspaH
+{ stdenv, fetchurl, makeWrapper, SDL , alsaLib, gtk2, libjack2, ladspaH
 , ladspaPlugins, libsamplerate, libsndfile, pkgconfig, libpulseaudio, lame
 , vorbis-tools }:
 
@@ -11,7 +11,7 @@ stdenv.mkDerivation  rec {
     sha256 = "010rk4mr631s440q9cfgdxx2avgzysr9aq52diwdlbq9cddifli3";
   };
 
-  buildInputs = [ SDL alsaLib gtk libjack2 ladspaH libsamplerate libsndfile
+  buildInputs = [ SDL alsaLib gtk2 libjack2 ladspaH libsamplerate libsndfile
      pkgconfig libpulseaudio makeWrapper ];
 
   configureFlags = "--with-default-ladspa-path=${ladspaPlugins}/lib/ladspa";
diff --git a/pkgs/applications/audio/morituri/default.nix b/pkgs/applications/audio/morituri/default.nix
index b9a38ab9d03..0ab0d24c272 100644
--- a/pkgs/applications/audio/morituri/default.nix
+++ b/pkgs/applications/audio/morituri/default.nix
@@ -17,7 +17,7 @@ in stdenv.mkDerivation rec {
   };
 
   pythonPath = with pythonPackages; [
-    pygobject gst_python musicbrainzngs
+    pygobject2 gst_python musicbrainzngs
     pycdio pyxdg setuptools
     CDDB
   ];
diff --git a/pkgs/applications/audio/mp3info/default.nix b/pkgs/applications/audio/mp3info/default.nix
index d28cd7c9e06..5f1d2bfa93d 100644
--- a/pkgs/applications/audio/mp3info/default.nix
+++ b/pkgs/applications/audio/mp3info/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, ncurses, pkgconfig, gtk }:
+{ fetchurl, stdenv, ncurses, pkgconfig, gtk2 }:
 
 stdenv.mkDerivation rec {
   name = "mp3info-0.8.5a";
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     sha256 = "042f1czcs9n2sbqvg4rsvfwlqib2gk976mfa2kxlfjghx5laqf04";
   };
 
-  buildInputs = [ ncurses pkgconfig gtk ];
+  buildInputs = [ ncurses pkgconfig gtk2 ];
 
   hardeningDisable = [ "format" ];
 
diff --git a/pkgs/applications/audio/paprefs/default.nix b/pkgs/applications/audio/paprefs/default.nix
index 0f8c7a95010..7cce08e733d 100644
--- a/pkgs/applications/audio/paprefs/default.nix
+++ b/pkgs/applications/audio/paprefs/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, pkgconfig, libpulseaudio, gtkmm, libglademm
+{ fetchurl, stdenv, pkgconfig, libpulseaudio, gtkmm2, libglademm
 , dbus_glib, GConf, gconfmm, intltool }:
 
 stdenv.mkDerivation rec {
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "1c5b3sb881szavly220q31g7rvpn94wr7ywlk00hqb9zaikml716";
   };
 
-  buildInputs = [ libpulseaudio gtkmm libglademm dbus_glib gconfmm ];
+  buildInputs = [ libpulseaudio gtkmm2 libglademm dbus_glib gconfmm ];
 
   nativeBuildInputs = [ pkgconfig intltool ];
 
diff --git a/pkgs/applications/audio/patchage/default.nix b/pkgs/applications/audio/patchage/default.nix
index 1deb11d9925..91a270a698e 100644
--- a/pkgs/applications/audio/patchage/default.nix
+++ b/pkgs/applications/audio/patchage/default.nix
@@ -1,5 +1,5 @@
-{ stdenv, alsaLib, boost, dbus_glib, fetchsvn, ganv, glibmm, gtk2
-, gtkmm, libjack2, pkgconfig, python2
+{ stdenv, alsaLib, boost, dbus_glib, fetchsvn, ganv, glibmm
+, gtkmm2, libjack2, pkgconfig, python2
 }:
 
 stdenv.mkDerivation rec {
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [
-    alsaLib boost dbus_glib ganv glibmm gtk2 gtkmm libjack2
+    alsaLib boost dbus_glib ganv glibmm gtkmm2 libjack2
     pkgconfig python2
   ];
 
diff --git a/pkgs/applications/audio/petrifoo/default.nix b/pkgs/applications/audio/petrifoo/default.nix
index c9d9ad57487..d86e5aae2cd 100644
--- a/pkgs/applications/audio/petrifoo/default.nix
+++ b/pkgs/applications/audio/petrifoo/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, cmake, gtk, libjack2, libgnomecanvas
+{ stdenv, fetchurl, alsaLib, cmake, gtk2, libjack2, libgnomecanvas
 , libpthreadstubs, libsamplerate, libsndfile, libtool, libxml2
 , pkgconfig, openssl }:
 
@@ -12,7 +12,7 @@ stdenv.mkDerivation  rec {
   };
 
   buildInputs =
-   [ alsaLib cmake  gtk libjack2 libgnomecanvas libpthreadstubs
+   [ alsaLib cmake gtk2 libjack2 libgnomecanvas libpthreadstubs
      libsamplerate libsndfile libtool libxml2 pkgconfig openssl
    ];
 
diff --git a/pkgs/applications/audio/praat/default.nix b/pkgs/applications/audio/praat/default.nix
index 883d49682ce..52f2a0ff924 100644
--- a/pkgs/applications/audio/praat/default.nix
+++ b/pkgs/applications/audio/praat/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, gtk, pkgconfig }:
+{ stdenv, fetchurl, alsaLib, gtk2, pkgconfig }:
 
 stdenv.mkDerivation rec {
   name = "praat-${version}";
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
     cp praat $out/bin
   '';
 
-  buildInputs = [ alsaLib gtk pkgconfig ];
+  buildInputs = [ alsaLib gtk2 pkgconfig ];
 
   meta = {
     description = "Doing phonetics by computer";
diff --git a/pkgs/applications/audio/qtractor/default.nix b/pkgs/applications/audio/qtractor/default.nix
index 418efa23b20..9e0abac5ce4 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, libjack2
+{ alsaLib, autoconf, automake, dssi, fetchurl, gtk2, 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 libjack2 ladspaH
+    [ alsaLib autoconf automake dssi gtk2 libjack2 ladspaH
       ladspaPlugins liblo libmad libsamplerate libsndfile libtool
       libvorbis lilv lv2 pkgconfig qt4 rubberband serd sord sratom
       suil
diff --git a/pkgs/applications/audio/quodlibet/default.nix b/pkgs/applications/audio/quodlibet/default.nix
index a046fe80e13..00856721f95 100644
--- a/pkgs/applications/audio/quodlibet/default.nix
+++ b/pkgs/applications/audio/quodlibet/default.nix
@@ -9,7 +9,7 @@ assert withGstPlugins -> gst_plugins_base != null
 
 let
   version = "2.6.3";
-  inherit (pythonPackages) buildPythonApplication python mutagen pygtk pygobject dbus-python;
+  inherit (pythonPackages) buildPythonApplication python mutagen pygtk pygobject2 dbus-python;
 in buildPythonApplication {
   # call the package quodlibet and just quodlibet
   name = "quodlibet${stdenv.lib.optionalString withGstPlugins "-with-gst-plugins"}-${version}";
@@ -48,7 +48,7 @@ in buildPythonApplication {
   ];
 
   propagatedBuildInputs = [
-    mutagen pygtk pygobject dbus-python gst_python intltool
+    mutagen pygtk pygobject2 dbus-python gst_python intltool
   ];
 
   postInstall = stdenv.lib.optionalString withGstPlugins ''
diff --git a/pkgs/applications/audio/seq24/default.nix b/pkgs/applications/audio/seq24/default.nix
index 73fa58a46c4..eafa0980b4b 100644
--- a/pkgs/applications/audio/seq24/default.nix
+++ b/pkgs/applications/audio/seq24/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, gtkmm, libjack2, pkgconfig }:
+{ stdenv, fetchurl, alsaLib, gtkmm2, libjack2, pkgconfig }:
 
 stdenv.mkDerivation  rec {
   name = "seq24-${version}";
@@ -11,7 +11,7 @@ stdenv.mkDerivation  rec {
 
   patches = [ ./mutex_no_nameclash.patch ];
 
-  buildInputs = [ alsaLib gtkmm libjack2 ];
+  buildInputs = [ alsaLib gtkmm2 libjack2 ];
   nativeBuildInputs = [ pkgconfig ];
 
   meta = with stdenv.lib; {
diff --git a/pkgs/applications/audio/spotify/default.nix b/pkgs/applications/audio/spotify/default.nix
index e0d89d809a7..a0188e48a8f 100644
--- a/pkgs/applications/audio/spotify/default.nix
+++ b/pkgs/applications/audio/spotify/default.nix
@@ -1,6 +1,6 @@
 { fetchurl, stdenv, dpkg, xorg, alsaLib, makeWrapper, openssl, freetype
-, glib, pango, cairo, atk, gdk_pixbuf, gtk, cups, nspr, nss, libpng, GConf
-, libgcrypt, systemd, fontconfig, dbus, expat, ffmpeg_0_10, curl, zlib, gnome }:
+, glib, pango, cairo, atk, gdk_pixbuf, gtk2, cups, nspr, nss, libpng, GConf
+, libgcrypt, systemd, fontconfig, dbus, expat, ffmpeg_0_10, curl, zlib, gnome2 }:
 
 assert stdenv.system == "x86_64-linux";
 
@@ -22,7 +22,7 @@ let
     GConf
     gdk_pixbuf
     glib
-    gtk
+    gtk2
     libgcrypt
     libpng
     nss
@@ -83,7 +83,7 @@ stdenv.mkDerivation {
       librarypath="${stdenv.lib.makeLibraryPath deps}:$libdir"
       wrapProgram $out/share/spotify/spotify \
         --prefix LD_LIBRARY_PATH : "$librarypath" \
-        --prefix PATH : "${gnome.zenity}/bin"
+        --prefix PATH : "${gnome2.zenity}/bin"
 
       # Desktop file
       mkdir -p "$out/share/applications/"
diff --git a/pkgs/applications/audio/xsynth-dssi/default.nix b/pkgs/applications/audio/xsynth-dssi/default.nix
index 96da8ad8c55..a55b47a6c16 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, libjack2,
+{ stdenv, fetchurl, alsaLib, autoconf, automake, dssi, gtk2, libjack2,
 ladspaH, ladspaPlugins, liblo, pkgconfig }:
 
 stdenv.mkDerivation  rec {
@@ -10,7 +10,7 @@ stdenv.mkDerivation  rec {
     sha256 = "00nwv2pqjbmxqdc6xdm0cljq6z05lv4y6bibmhz1kih9lm0lklnk";
   };
 
-  buildInputs = [ alsaLib autoconf automake dssi gtk libjack2 ladspaH
+  buildInputs = [ alsaLib autoconf automake dssi gtk2 libjack2 ladspaH
     ladspaPlugins liblo pkgconfig ];
 
   installPhase = ''
diff --git a/pkgs/applications/editors/atom/env.nix b/pkgs/applications/editors/atom/env.nix
index dbfc2ebb6b3..1285e46fb48 100644
--- a/pkgs/applications/editors/atom/env.nix
+++ b/pkgs/applications/editors/atom/env.nix
@@ -1,11 +1,11 @@
-{ stdenv, lib, zlib, glib, alsaLib, dbus, gtk, atk, pango, freetype, fontconfig
+{ stdenv, lib, zlib, glib, alsaLib, dbus, gtk2, atk, pango, freetype, fontconfig
 , libgnome_keyring3, gdk_pixbuf, gvfs, cairo, cups, expat, libgpgerror, nspr
 , gconf, nss, xorg, libcap, systemd, libnotify
 }:
 
 let
   packages = [
-    stdenv.cc.cc zlib glib dbus gtk atk pango freetype libgnome_keyring3
+    stdenv.cc.cc zlib glib dbus gtk2 atk pango freetype libgnome_keyring3
     fontconfig gdk_pixbuf cairo cups expat libgpgerror alsaLib nspr gconf nss
     xorg.libXrender xorg.libX11 xorg.libXext xorg.libXdamage xorg.libXtst
     xorg.libXcomposite xorg.libXi xorg.libXfixes xorg.libXrandr
diff --git a/pkgs/applications/editors/brackets/default.nix b/pkgs/applications/editors/brackets/default.nix
index a839f5b24e5..4237ce73f21 100644
--- a/pkgs/applications/editors/brackets/default.nix
+++ b/pkgs/applications/editors/brackets/default.nix
@@ -1,10 +1,10 @@
-{ stdenv, fetchurl, buildEnv, gtk, glib, gdk_pixbuf, alsaLib, nss, nspr, gconf
+{ stdenv, fetchurl, buildEnv, gtk2, glib, gdk_pixbuf, alsaLib, nss, nspr, gconf
 , cups, libgcrypt_1_5, systemd, makeWrapper, dbus }:
 let
   bracketsEnv = buildEnv {
     name = "env-brackets";
     paths = [
-      gtk glib gdk_pixbuf stdenv.cc.cc alsaLib nss nspr gconf cups libgcrypt_1_5
+      gtk2 glib gdk_pixbuf stdenv.cc.cc alsaLib nss nspr gconf cups libgcrypt_1_5
       dbus systemd.lib
     ];
   };
diff --git a/pkgs/applications/editors/codeblocks/default.nix b/pkgs/applications/editors/codeblocks/default.nix
index 76df6d4d2b9..9cab87e9ed2 100644
--- a/pkgs/applications/editors/codeblocks/default.nix
+++ b/pkgs/applications/editors/codeblocks/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, autoconf, automake, libtool, pkgconfig, file, zip, wxGTK, gtk
+{ stdenv, fetchurl, autoconf, automake, libtool, pkgconfig, file, zip, wxGTK, gtk2
 , contribPlugins ? false, hunspell, gamin, boost
 }:
 
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
     sha256 = "044njhps4cm1ijfdyr5f9wjyd0vblhrz9b4603ma52wcdq25093p";
   };
 
-  buildInputs = [ automake autoconf libtool pkgconfig file zip wxGTK gtk ]
+  buildInputs = [ automake autoconf libtool pkgconfig file zip wxGTK gtk2 ]
     ++ optionals contribPlugins [ hunspell gamin boost ];
   enableParallelBuilding = true;
   patches = [ ./writable-projects.patch ];
diff --git a/pkgs/applications/editors/eclipse/build-eclipse.nix b/pkgs/applications/editors/eclipse/build-eclipse.nix
index 609c5e3c651..74707c65b6c 100644
--- a/pkgs/applications/editors/eclipse/build-eclipse.nix
+++ b/pkgs/applications/editors/eclipse/build-eclipse.nix
@@ -1,4 +1,4 @@
-{ stdenv, makeDesktopItem, freetype, fontconfig, libX11, libXrender, zlib, jdk, glib, gtk, libXtst, webkitgtk2, makeWrapper, ... }:
+{ stdenv, makeDesktopItem, freetype, fontconfig, libX11, libXrender, zlib, jdk, glib, gtk2, libXtst, webkitgtk2, makeWrapper, ... }:
 
 { name, src ? builtins.getAttr stdenv.system sources, sources ? null, description }:
 
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
 
     makeWrapper $out/eclipse/eclipse $out/bin/eclipse \
       --prefix PATH : ${jdk}/bin \
-      --prefix LD_LIBRARY_PATH : ${stdenv.lib.makeLibraryPath ([ glib gtk libXtst ] ++ stdenv.lib.optional (webkitgtk2 != null) webkitgtk2)} \
+      --prefix LD_LIBRARY_PATH : ${stdenv.lib.makeLibraryPath ([ glib gtk2 libXtst ] ++ stdenv.lib.optional (webkitgtk2 != null) webkitgtk2)} \
       --add-flags "-configuration \$HOME/.eclipse/''${productId}_$productVersion/configuration"
 
     # Create desktop item.
diff --git a/pkgs/applications/editors/eclipse/default.nix b/pkgs/applications/editors/eclipse/default.nix
index 3d59777e5f0..c688065e6ea 100644
--- a/pkgs/applications/editors/eclipse/default.nix
+++ b/pkgs/applications/editors/eclipse/default.nix
@@ -1,16 +1,16 @@
 { stdenv, lib, fetchurl, makeDesktopItem, makeWrapper
 , freetype, fontconfig, libX11, libXext, libXrender, zlib
-, glib, gtk, libXtst, jdk
+, glib, libXtst, jdk
 , webkitgtk2 ? null  # for internal web browser
 , buildEnv, writeText, runCommand
 , callPackage
-} @ args:
+}:
 
 assert stdenv ? glibc;
 
 rec {
 
-  buildEclipse = import ./build-eclipse.nix args;
+  buildEclipse = callPackage ./build-eclipse.nix { };
 
   eclipse-sdk-35 = buildEclipse {
     name = "eclipse-sdk-3.5.2";
diff --git a/pkgs/applications/editors/geany/with-vte.nix b/pkgs/applications/editors/geany/with-vte.nix
index 679125b5ec4..7689ebad0f0 100644
--- a/pkgs/applications/editors/geany/with-vte.nix
+++ b/pkgs/applications/editors/geany/with-vte.nix
@@ -1,8 +1,8 @@
-{ runCommand, makeWrapper, geany, gnome }:
+{ runCommand, makeWrapper, geany, gnome2 }:
 let name = builtins.replaceStrings ["geany-"] ["geany-with-vte-"] geany.name;
 in
 runCommand "${name}" { nativeBuildInputs = [ makeWrapper ]; } "
    mkdir -p $out
    ln -s ${geany}/share $out
-   makeWrapper ${geany}/bin/geany $out/bin/geany --prefix LD_LIBRARY_PATH : ${gnome.vte}/lib
+   makeWrapper ${geany}/bin/geany $out/bin/geany --prefix LD_LIBRARY_PATH : ${gnome2.vte}/lib
 "
diff --git a/pkgs/applications/editors/gobby/default.nix b/pkgs/applications/editors/gobby/default.nix
index c023da0bc95..32998700c23 100644
--- a/pkgs/applications/editors/gobby/default.nix
+++ b/pkgs/applications/editors/gobby/default.nix
@@ -1,7 +1,7 @@
 { avahiSupport ? false # build support for Avahi in libinfinity
 , gnomeSupport ? false # build support for Gnome(gnome-vfs)
 , stdenv, fetchurl, pkgconfig
-, gtkmm, gsasl, gtksourceview, libxmlxx, libinfinity, intltool
+, gtkmm2, gsasl, gtksourceview, libxmlxx, libinfinity, intltool
 , gnome_vfs ? null}:
 
 let
@@ -15,7 +15,7 @@ in stdenv.mkDerivation rec {
     sha256 = "165x0r668ma5blziisvbr8qig3jw9hf7i6w8r7wwvz3wsac3bswc";
   };
 
-  buildInputs = [ pkgconfig gtkmm gsasl gtksourceview libxmlxx libinf intltool ]
+  buildInputs = [ pkgconfig gtkmm2 gsasl gtksourceview libxmlxx libinf intltool ]
     ++ stdenv.lib.optional gnomeSupport gnome_vfs;
   
   configureFlags = ''
diff --git a/pkgs/applications/editors/leafpad/default.nix b/pkgs/applications/editors/leafpad/default.nix
index a5b0f2e400a..055816a798d 100644
--- a/pkgs/applications/editors/leafpad/default.nix
+++ b/pkgs/applications/editors/leafpad/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, intltool, pkgconfig, gtk }:
+{ stdenv, fetchurl, intltool, pkgconfig, gtk2 }:
 
 stdenv.mkDerivation rec {
   version = "0.8.18.1";
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     sha256 = "0b0az2wvqgvam7w0ns1j8xp2llslm1rx6h7zcsy06a7j0yp257cm";
   };
 
-  buildInputs = [ intltool pkgconfig gtk ];
+  buildInputs = [ intltool pkgconfig gtk2 ];
 
   hardeningDisable = [ "format" ];
 
diff --git a/pkgs/applications/editors/lighttable/default.nix b/pkgs/applications/editors/lighttable/default.nix
index 9644cb2d5c7..68f5e14891f 100644
--- a/pkgs/applications/editors/lighttable/default.nix
+++ b/pkgs/applications/editors/lighttable/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, buildEnv, zlib, glib, alsaLib, makeDesktopItem
-, dbus, gtk, atk, pango, freetype, fontconfig, libgnome_keyring3, gdk_pixbuf
+, dbus, gtk2, atk, pango, freetype, fontconfig, libgnome_keyring3, gdk_pixbuf
 , cairo, cups, expat, libgpgerror, nspr, gnome3, nss, xorg, systemd, libnotify
 }:
 
 let
   libPath = stdenv.lib.makeLibraryPath [
-      stdenv.cc.cc zlib glib dbus gtk atk pango freetype libgnome_keyring3 nss
+      stdenv.cc.cc zlib glib dbus gtk2 atk pango freetype libgnome_keyring3 nss
       fontconfig gdk_pixbuf cairo cups expat libgpgerror alsaLib nspr gnome3.gconf
       xorg.libXrender xorg.libX11 xorg.libXext xorg.libXdamage xorg.libXtst
       xorg.libXcomposite xorg.libXi xorg.libXfixes libnotify xorg.libXrandr
diff --git a/pkgs/applications/editors/monodevelop/default.nix b/pkgs/applications/editors/monodevelop/default.nix
index cdf1daabea7..44c61d16ec8 100644
--- a/pkgs/applications/editors/monodevelop/default.nix
+++ b/pkgs/applications/editors/monodevelop/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, fetchgit, fetchNuGet
 , autoconf, automake, pkgconfig, shared_mime_info, intltool
-, glib, mono, gtk-sharp, gnome, gnome-sharp, unzip
+, glib, mono, gtk-sharp-2_0, gnome2, gnome-sharp, unzip
 , dotnetPackages
 }:
 
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     autoconf automake pkgconfig shared_mime_info intltool
-    mono gtk-sharp gnome-sharp unzip
+    mono gtk-sharp-2_0 gnome-sharp unzip
     pkgconfig
     dotnetPackages.NUnit
     dotnetPackages.NUnitRunners
@@ -57,9 +57,9 @@ stdenv.mkDerivation rec {
     for prog in monodevelop mdtool; do
     patch -p 0 $out/bin/$prog <<EOF
     2a3,5
-    > export MONO_GAC_PREFIX=${gnome-sharp}:${gtk-sharp}:\$MONO_GAC_PREFIX
+    > export MONO_GAC_PREFIX=${gnome-sharp}:${gtk-sharp-2_0}:\$MONO_GAC_PREFIX
     > export PATH=${mono}/bin:\$PATH
-    > export LD_LIBRARY_PATH=${stdenv.lib.makeLibraryPath [ glib gnome.libgnomeui gnome.gnome_vfs gnome-sharp gtk-sharp gtk-sharp.gtk ]}:\$LD_LIBRARY_PATH
+    > export LD_LIBRARY_PATH=${stdenv.lib.makeLibraryPath [ glib gnome2.libgnomeui gnome2.gnome_vfs gnome-sharp gtk-sharp-2_0 gtk-sharp-2_0.gtk ]}:\$LD_LIBRARY_PATH
     > 
     EOF
     done
diff --git a/pkgs/applications/editors/scite/default.nix b/pkgs/applications/editors/scite/default.nix
index b2ac66c1e08..989d3e42a6f 100644
--- a/pkgs/applications/editors/scite/default.nix
+++ b/pkgs/applications/editors/scite/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, gtk }:
+{ stdenv, fetchurl, pkgconfig, gtk2 }:
 
 let
   version = "3.3.7";
@@ -12,7 +12,7 @@ in stdenv.mkDerivation {
     sha256 = "0x7i6yxq50frsjkrp3lc5zy0d1ssq2n91igjn0dmqajpg7kls2dd";
   };
 
-  buildInputs = [ pkgconfig gtk ];
+  buildInputs = [ pkgconfig gtk2 ];
   sourceRoot = "scintilla/gtk";
 
   buildPhase = ''
diff --git a/pkgs/applications/editors/sublime/default.nix b/pkgs/applications/editors/sublime/default.nix
index 1f4be1ac508..9cf5bd97d0a 100644
--- a/pkgs/applications/editors/sublime/default.nix
+++ b/pkgs/applications/editors/sublime/default.nix
@@ -1,6 +1,6 @@
-{ fetchurl, stdenv, glib, xorg, cairo, gtk, makeDesktopItem }:
+{ fetchurl, stdenv, glib, xorg, cairo, gtk2, makeDesktopItem }:
 let
-  libPath = stdenv.lib.makeLibraryPath [glib xorg.libX11 gtk cairo];
+  libPath = stdenv.lib.makeLibraryPath [glib xorg.libX11 gtk2 cairo];
 in
 assert stdenv.system == "i686-linux" || stdenv.system == "x86_64-linux";
 
diff --git a/pkgs/applications/editors/sublime3/default.nix b/pkgs/applications/editors/sublime3/default.nix
index 4eb428f37d8..96e47e18483 100644
--- a/pkgs/applications/editors/sublime3/default.nix
+++ b/pkgs/applications/editors/sublime3/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, glib, xorg, cairo, gtk, pango, makeWrapper, openssl, bzip2,
+{ fetchurl, stdenv, glib, xorg, cairo, gtk2, pango, makeWrapper, openssl, bzip2,
   pkexecPath ? "/var/setuid-wrappers/pkexec", libredirect,
   gksuSupport ? false, gksu}:
 
@@ -7,7 +7,7 @@ assert gksuSupport -> gksu != null;
 
 let
   build = "3114";
-  libPath = stdenv.lib.makeLibraryPath [glib xorg.libX11 gtk cairo pango];
+  libPath = stdenv.lib.makeLibraryPath [glib xorg.libX11 gtk2 cairo pango];
   redirects = [ "/usr/bin/pkexec=${pkexecPath}" ]
     ++ stdenv.lib.optional gksuSupport "/usr/bin/gksudo=${gksu}/bin/gksudo";
 in let
diff --git a/pkgs/applications/editors/supertux-editor/default.nix b/pkgs/applications/editors/supertux-editor/default.nix
index 8dcc718e7bb..a9f236a57ae 100644
--- a/pkgs/applications/editors/supertux-editor/default.nix
+++ b/pkgs/applications/editors/supertux-editor/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, mono, gtk-sharp, pkgconfig, makeWrapper, gnome, gtk }:
+{ stdenv, fetchFromGitHub, mono, gtk-sharp-2_0, pkgconfig, makeWrapper, gnome2, gtk2 }:
 stdenv.mkDerivation rec {
   version = "git-2014-08-20";
   name = "supertux-editor-${version}";
@@ -10,19 +10,19 @@ stdenv.mkDerivation rec {
     sha256 = "08y5haclgxvcii3hpdvn1ah8qd0f3n8xgxxs8zryj02b8n7cz3vx";
   };
 
-  buildInputs = [mono gtk-sharp pkgconfig makeWrapper gnome.libglade gtk ];
+  buildInputs = [mono gtk-sharp-2_0 pkgconfig makeWrapper gnome2.libglade gtk2 ];
 
   installPhase = ''
     mkdir -p $out/bin $out/lib/supertux-editor
     cp *.{dll,dll.config,exe} $out/lib/supertux-editor
     makeWrapper "${mono}/bin/mono" $out/bin/supertux-editor \
       --add-flags "$out/lib/supertux-editor/supertux-editor.exe" \
-      --prefix MONO_GAC_PREFIX : ${gtk-sharp} \
+      --prefix MONO_GAC_PREFIX : ${gtk-sharp-2_0} \
       --suffix LD_LIBRARY_PATH : $(echo $NIX_LDFLAGS | sed 's/ -L/:/g;s/ -rpath /:/g;s/-rpath //')
 
     makeWrapper "${mono}/bin/mono" $out/bin/supertux-editor-debug \
       --add-flags "--debug $out/lib/supertux-editor/supertux-editor.exe" \
-      --prefix MONO_GAC_PREFIX : ${gtk-sharp} \
+      --prefix MONO_GAC_PREFIX : ${gtk-sharp-2_0} \
       --suffix LD_LIBRARY_PATH : $(echo $NIX_LDFLAGS | sed 's/ -L/:/g;s/ -rpath /:/g;s/-rpath //')
   '';
 
diff --git a/pkgs/applications/editors/textadept/default.nix b/pkgs/applications/editors/textadept/default.nix
index f412a9bada2..54f4ce1ca3a 100644
--- a/pkgs/applications/editors/textadept/default.nix
+++ b/pkgs/applications/editors/textadept/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchhg, fetchurl, fetchzip, gtk, glib, pkgconfig, unzip, ncurses, zip }:
+{ stdenv, fetchhg, fetchurl, fetchzip, gtk2, glib, pkgconfig, unzip, ncurses, zip }:
 let
   # Textadept requires a whole bunch of external dependencies.
   # The build system expects to be able to download them with wget.
@@ -112,7 +112,7 @@ stdenv.mkDerivation rec {
   name = "textadept-${version}";
 
   buildInputs = [
-    gtk glib pkgconfig unzip ncurses zip
+    gtk2 glib pkgconfig unzip ncurses zip
   ];
 
   src = fetchhg {
diff --git a/pkgs/applications/editors/vim/configurable.nix b/pkgs/applications/editors/vim/configurable.nix
index f0d76eae3b4..b7c87092e89 100644
--- a/pkgs/applications/editors/vim/configurable.nix
+++ b/pkgs/applications/editors/vim/configurable.nix
@@ -1,7 +1,7 @@
 # TODO tidy up eg The patchelf code is patching gvim even if you don't build it..
 # but I have gvim with python support now :) - Marc
 args@{pkgs, source ? "default", fetchurl, fetchFromGitHub, stdenv, ncurses, pkgconfig, gettext
-, composableDerivation, lib, config, glib, gtk, python, perl, tcl, ruby
+, composableDerivation, lib, config, glib, gtk2, python, perl, tcl, ruby
 , libX11, libXext, libSM, libXpm, libXt, libXaw, libXau, libXmu
 , libICE
 
@@ -79,7 +79,7 @@ composableDerivation {
       = [ "--enable-gui=${args.gui}" "--with-features=${args.features}" ];
 
     nativeBuildInputs
-      = [ ncurses pkgconfig gtk libX11 libXext libSM libXpm libXt libXaw libXau
+      = [ ncurses pkgconfig gtk2 libX11 libXext libSM libXpm libXt libXaw libXau
           libXmu glib libICE ];
 
     # most interpreters aren't tested yet.. (see python for example how to do it)
diff --git a/pkgs/applications/graphics/ahoviewer/default.nix b/pkgs/applications/graphics/ahoviewer/default.nix
index 79d6ff06578..2a78f509429 100644
--- a/pkgs/applications/graphics/ahoviewer/default.nix
+++ b/pkgs/applications/graphics/ahoviewer/default.nix
@@ -1,5 +1,5 @@
 { stdenv, pkgs, fetchurl, fetchFromGitHub, pkgconfig, libconfig, 
-  gtkmm, glibmm, libxml2, libsecret, curl, unrar, libzip, 
+  gtkmm2, glibmm, libxml2, libsecret, curl, unrar, libzip,
   librsvg, gst_all_1, autoreconfHook, makeWrapper }:
 stdenv.mkDerivation {
   name = "ahoviewer-1.4.6";
@@ -11,7 +11,7 @@ stdenv.mkDerivation {
   };
   enableParallelBuilding = true; 
   nativeBuildInputs = [ autoreconfHook pkgconfig makeWrapper ];
-  buildInputs = [ glibmm libconfig gtkmm glibmm libxml2 
+  buildInputs = [ glibmm libconfig gtkmm2 glibmm libxml2
                   libsecret curl unrar libzip librsvg 
                   gst_all_1.gstreamer
                   gst_all_1.gst-plugins-good 
diff --git a/pkgs/applications/graphics/cinepaint/default.nix b/pkgs/applications/graphics/cinepaint/default.nix
index 4866ba92add..1f28e3d4c07 100644
--- a/pkgs/applications/graphics/cinepaint/default.nix
+++ b/pkgs/applications/graphics/cinepaint/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, cmake, pkgconfig, gtk, freetype, fontconfig, lcms,
+{ stdenv, fetchurl, cmake, pkgconfig, gtk2, freetype, fontconfig, lcms,
   flex, libtiff, libjpeg, libpng, libexif, zlib, perl, libX11,
   perlXMLParser, python, pygtk, gettext, intltool, babl, gegl,
   glib, makedepend, xf86vidmodeproto, xineramaproto, libXmu, openexr,
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
     sha256 = "0b5g4bkq62yiz1cnb2vfij0a8fw5w5z202v5dm4dh89k7cj0yq4w";
   };
 
-  buildInputs = [ libpng gtk freetype fontconfig lcms flex libtiff libjpeg
+  buildInputs = [ libpng gtk2 freetype fontconfig lcms flex libtiff libjpeg
     libexif zlib perl libX11 perlXMLParser python pygtk gettext intltool babl
     gegl glib makedepend xf86vidmodeproto xineramaproto libXmu openexr mesa
     libXext libXpm libXau libXxf86vm pixman libpthreadstubs fltk
diff --git a/pkgs/applications/graphics/dia/default.nix b/pkgs/applications/graphics/dia/default.nix
index 6200048c41d..a8f38d61f9d 100644
--- a/pkgs/applications/graphics/dia/default.nix
+++ b/pkgs/applications/graphics/dia/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, gtk, pkgconfig, perl, perlXMLParser, libxml2, gettext
+{stdenv, fetchurl, gtk2, pkgconfig, perl, perlXMLParser, libxml2, gettext
 , python, libxml2Python, docbook5, docbook_xsl, libxslt, intltool, libart_lgpl
 , withGNOME ? false, libgnomeui }:
 
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs =
-    [ gtk perlXMLParser libxml2 gettext python libxml2Python docbook5
+    [ gtk2 perlXMLParser libxml2 gettext python libxml2Python docbook5
       libxslt docbook_xsl libart_lgpl
     ] ++ stdenv.lib.optional withGNOME libgnomeui;
 
diff --git a/pkgs/applications/graphics/gcolor2/default.nix b/pkgs/applications/graphics/gcolor2/default.nix
index c7113801b61..b9cf229e8c8 100644
--- a/pkgs/applications/graphics/gcolor2/default.nix
+++ b/pkgs/applications/graphics/gcolor2/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, gtk, perl, perlXMLParser, pkgconfig } :
+{stdenv, fetchurl, gtk2, perl, perlXMLParser, pkgconfig } :
 
 let version = "0.4"; in
 stdenv.mkDerivation {
@@ -20,7 +20,7 @@ stdenv.mkDerivation {
         [ ./gcolor2-amd64.patch ] else
         [ ];
 
-buildInputs = [ gtk perl perlXMLParser pkgconfig ];
+buildInputs = [ gtk2 perl perlXMLParser pkgconfig ];
 
   meta = {
     description = "Simple GTK+2 color selector";
diff --git a/pkgs/applications/graphics/geeqie/default.nix b/pkgs/applications/graphics/geeqie/default.nix
index 952d23bbc48..9149e19819f 100644
--- a/pkgs/applications/graphics/geeqie/default.nix
+++ b/pkgs/applications/graphics/geeqie/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, autoconf, automake, gtk, libpng, exiv2
+{ stdenv, fetchurl, pkgconfig, autoconf, automake, gtk2, libpng, exiv2
 , lcms, intltool, gettext, fbida
 }:
 
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
   configureFlags = [ "--enable-gps" ];
 
   buildInputs = [
-    pkgconfig autoconf automake gtk libpng exiv2 lcms intltool gettext
+    pkgconfig autoconf automake gtk2 libpng exiv2 lcms intltool gettext
   ];
 
   postInstall = ''
diff --git a/pkgs/applications/graphics/gimp/2.8.nix b/pkgs/applications/graphics/gimp/2.8.nix
index 48278f5aac5..662e214ceaf 100644
--- a/pkgs/applications/graphics/gimp/2.8.nix
+++ b/pkgs/applications/graphics/gimp/2.8.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, intltool, babl, gegl, gtk, glib, gdk_pixbuf
+{ stdenv, fetchurl, pkgconfig, intltool, babl, gegl, gtk2, glib, gdk_pixbuf
 , pango, cairo, freetype, fontconfig, lcms, libpng, libjpeg, poppler, libtiff
 , webkit, libmng, librsvg, libwmf, zlib, libzip, ghostscript, aalib, jasper
 , python, pygtk, libart_lgpl, libexif, gettext, xorg, wrapPython }:
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs =
-    [ pkgconfig intltool babl gegl gtk glib gdk_pixbuf pango cairo
+    [ pkgconfig intltool babl gegl gtk2 glib gdk_pixbuf pango cairo
       freetype fontconfig lcms libpng libjpeg poppler libtiff webkit
       libmng librsvg libwmf zlib libzip ghostscript aalib jasper
       python pygtk libart_lgpl libexif gettext xorg.libXpm
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
       --set GDK_PIXBUF_MODULE_FILE "$GDK_PIXBUF_MODULE_FILE"
   '';
 
-  passthru = { inherit gtk; }; # probably its a good idea to use the same gtk in plugins ?
+  passthru = { gtk = gtk2; }; # probably its a good idea to use the same gtk in plugins ?
 
   #configureFlags = [ "--disable-print" ];
 
diff --git a/pkgs/applications/graphics/giv/default.nix b/pkgs/applications/graphics/giv/default.nix
index 1587ceb4037..6c892f1bfd4 100644
--- a/pkgs/applications/graphics/giv/default.nix
+++ b/pkgs/applications/graphics/giv/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, gdk_pixbuf, scons, pkgconfig, gtk, glib,
+{ stdenv, fetchFromGitHub, gdk_pixbuf, scons, pkgconfig, gtk2, glib,
   pcre, cfitsio, perl, gob2, vala_0_23, libtiff, json_glib }:
 
 stdenv.mkDerivation rec {
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
 
   installPhase = "scons install";
 
-  buildInputs = [ gdk_pixbuf pkgconfig gtk glib scons pcre cfitsio perl gob2 vala_0_23 libtiff
+  buildInputs = [ gdk_pixbuf pkgconfig gtk2 glib scons pcre cfitsio perl gob2 vala_0_23 libtiff
     json_glib ];
 
   meta = {
diff --git a/pkgs/applications/graphics/gqview/default.nix b/pkgs/applications/graphics/gqview/default.nix
index 80391ae061e..801e9c5f502 100644
--- a/pkgs/applications/graphics/gqview/default.nix
+++ b/pkgs/applications/graphics/gqview/default.nix
@@ -1,9 +1,9 @@
-{stdenv, fetchurl, pkgconfig, gtk, libpng}:
+{stdenv, fetchurl, pkgconfig, gtk2, libpng}:
 
-assert pkgconfig != null && gtk != null && libpng != null;
+assert pkgconfig != null && gtk2 != null && libpng != null;
 # Note that we cannot just copy gtk's png attribute, since gtk might
 # not be linked against png.
-# !!! assert libpng == gtk.libpng;
+# !!! assert libpng == gtk2.libpng;
 
 stdenv.mkDerivation {
   name = "gqview-2.1.5";
@@ -13,7 +13,7 @@ stdenv.mkDerivation {
     sha256 = "0ilm5s7ps9kg4f5hzgjhg0xhn6zg0v9i7jnd67zrx9h7wsaa9zhj";
   };
 
-  buildInputs = [pkgconfig gtk libpng];
+  buildInputs = [pkgconfig gtk2 libpng];
 
   hardeningDisable = [ "format" ];
 
diff --git a/pkgs/applications/graphics/inkscape/default.nix b/pkgs/applications/graphics/inkscape/default.nix
index 25cf3a990d1..36995f0bcc8 100644
--- a/pkgs/applications/graphics/inkscape/default.nix
+++ b/pkgs/applications/graphics/inkscape/default.nix
@@ -1,5 +1,5 @@
-{ stdenv, fetchurl, fetchpatch, pkgconfig, perl, perlXMLParser, gtk, libXft
-, libpng, zlib, popt, boehmgc, libxml2, libxslt, glib, gtkmm
+{ stdenv, fetchurl, fetchpatch, pkgconfig, perl, perlXMLParser, libXft
+, libpng, zlib, popt, boehmgc, libxml2, libxslt, glib, gtkmm2
 , glibmm, libsigcxx, lcms, boost, gettext, makeWrapper, intltool
 , gsl, python, numpy, pyxml, lxml, poppler, imagemagick, libwpg, librevenge
 , libvisio, libcdr, libexif, unzip, automake114x, autoconf
@@ -49,8 +49,8 @@ stdenv.mkDerivation rec {
   ];
 
   buildInputs = [
-    pkgconfig perl perlXMLParser gtk libXft libpng zlib popt boehmgc
-    libxml2 libxslt glib gtkmm glibmm libsigcxx lcms boost gettext
+    pkgconfig perl perlXMLParser libXft libpng zlib popt boehmgc
+    libxml2 libxslt glib gtkmm2 glibmm libsigcxx lcms boost gettext
     makeWrapper intltool gsl poppler imagemagick libwpg librevenge
     libvisio libcdr libexif automake114x autoconf
   ] ++ stdenv.lib.optional boxMakerPlugin unzip;
diff --git a/pkgs/applications/graphics/k3d/default.nix b/pkgs/applications/graphics/k3d/default.nix
index f5987684c00..a446ab5dd18 100644
--- a/pkgs/applications/graphics/k3d/default.nix
+++ b/pkgs/applications/graphics/k3d/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, unzip, ftgl, glew, asciidoc
 , cmake, mesa, zlib, python, expat, libxml2, libsigcxx, libuuid, freetype
 , libpng, boost, doxygen, cairomm, pkgconfig, imagemagick, libjpeg, libtiff
-, gettext, intltool, perl, gtkmm, glibmm, gtkglext, pangox_compat, libXmu }:
+, gettext, intltool, perl, gtkmm2, glibmm, gtkglext, pangox_compat, libXmu }:
 
 stdenv.mkDerivation rec {
   version = "0.8.0.5";
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
      cmake mesa zlib python expat libxml2 libsigcxx libuuid freetype libpng
      boost boost doxygen cairomm pkgconfig imagemagick libjpeg libtiff
      gettext intltool perl unzip ftgl glew asciidoc
-     gtkmm glibmm gtkglext pangox_compat libXmu
+     gtkmm2 glibmm gtkglext pangox_compat libXmu
     ];
 
   #doCheck = false;
diff --git a/pkgs/applications/graphics/mypaint/default.nix b/pkgs/applications/graphics/mypaint/default.nix
index be8df8ef16d..8abdb3c7bb5 100644
--- a/pkgs/applications/graphics/mypaint/default.nix
+++ b/pkgs/applications/graphics/mypaint/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, gettext, glib, gtk, hicolor_icon_theme, json_c
+{ stdenv, fetchurl, gettext, glib, gtk2, hicolor_icon_theme, json_c
 , lcms2, libpng , makeWrapper, pkgconfig, pygtk, python, pythonPackages
 , scons, swig
 }:
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [
-    gettext glib gtk json_c lcms2 libpng makeWrapper pkgconfig pygtk
+    gettext glib gtk2 json_c lcms2 libpng makeWrapper pkgconfig pygtk
     python scons swig
   ];
 
diff --git a/pkgs/applications/graphics/pqiv/default.nix b/pkgs/applications/graphics/pqiv/default.nix
index 3fd9d47374a..25c6fc36c6c 100644
--- a/pkgs/applications/graphics/pqiv/default.nix
+++ b/pkgs/applications/graphics/pqiv/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, getopt, which, pkgconfig, gtk } :
+{ stdenv, fetchurl, getopt, which, pkgconfig, gtk2 } :
 
 stdenv.mkDerivation (rec {
   name = "pqiv-0.12";
@@ -8,7 +8,7 @@ stdenv.mkDerivation (rec {
     sha256 = "646c69f2f4e7289913f6b8e8ae984befba9debf0d2b4cc8af9955504a1fccf1e";
   };
 
-  buildInputs = [ getopt which pkgconfig gtk ];
+  buildInputs = [ getopt which pkgconfig gtk2 ];
 
   preConfigure=''
     substituteInPlace configure --replace /bin/bash "$shell"
diff --git a/pkgs/applications/graphics/qiv/default.nix b/pkgs/applications/graphics/qiv/default.nix
index 35c0ca2aff9..9d147a635f3 100644
--- a/pkgs/applications/graphics/qiv/default.nix
+++ b/pkgs/applications/graphics/qiv/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, gtk, imlib2, file, lcms2, libexif } :
+{ stdenv, fetchurl, pkgconfig, gtk2, imlib2, file, lcms2, libexif } :
 
 stdenv.mkDerivation (rec {
   version = "2.3.1";
@@ -9,7 +9,7 @@ stdenv.mkDerivation (rec {
     sha256 = "1rlf5h67vhj7n1y7jqkm9k115nfnzpwngj3kzqsi2lg676srclv7";
   };
 
-  buildInputs = [ pkgconfig gtk imlib2 file lcms2 libexif ];
+  buildInputs = [ pkgconfig gtk2 imlib2 file lcms2 libexif ];
 
   preBuild=''
     substituteInPlace Makefile --replace /usr/local "$out"
diff --git a/pkgs/applications/graphics/rawtherapee/default.nix b/pkgs/applications/graphics/rawtherapee/default.nix
index aeb427348ca..450124706c6 100644
--- a/pkgs/applications/graphics/rawtherapee/default.nix
+++ b/pkgs/applications/graphics/rawtherapee/default.nix
@@ -1,5 +1,5 @@
-{ stdenv, fetchFromGitHub, pkgconfig, gtk, cmake, pixman, libpthreadstubs, gtkmm, libXau
-, libXdmcp, lcms2, libiptcdata, libcanberra, fftw, expat, pcre, libsigcxx 
+{ stdenv, fetchFromGitHub, pkgconfig, cmake, pixman, libpthreadstubs, gtkmm2, libXau
+, libXdmcp, lcms2, libiptcdata, libcanberra_gtk2, fftw, expat, pcre, libsigcxx
 , mercurial  # Not really needed for anything, but it fails if it does not find 'hg'
 }:
 
@@ -13,8 +13,8 @@ stdenv.mkDerivation rec {
     sha256 = "1v4px239vlmk9l8wbzlvlyni4ns12icxmgfz21m86jkd10pj5dgr";
   };
   
-  buildInputs = [ pkgconfig gtk cmake pixman libpthreadstubs gtkmm libXau libXdmcp
-    lcms2 libiptcdata mercurial libcanberra fftw expat pcre libsigcxx ];
+  buildInputs = [ pkgconfig cmake pixman libpthreadstubs gtkmm2 libXau libXdmcp
+    lcms2 libiptcdata mercurial libcanberra_gtk2 fftw expat pcre libsigcxx ];
 
   patchPhase = ''
     patch -p1 < ${./sigc++_fix.patch}
diff --git a/pkgs/applications/graphics/sane/frontends.nix b/pkgs/applications/graphics/sane/frontends.nix
index b5abe34581a..bd19ef3c43b 100644
--- a/pkgs/applications/graphics/sane/frontends.nix
+++ b/pkgs/applications/graphics/sane/frontends.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, sane-backends, libX11, gtk, pkgconfig, libusb ? null}:
+{ stdenv, fetchurl, sane-backends, libX11, gtk2, pkgconfig, libusb ? null}:
 
 stdenv.mkDerivation rec {
   name = "sane-frontends-1.0.14";
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
     sed -e '/SANE_CAP_ALWAYS_SETTABLE/d' -i src/gtkglue.c
   '';
 
-  buildInputs = [sane-backends libX11 gtk pkgconfig] ++
+  buildInputs = [sane-backends libX11 gtk2 pkgconfig] ++
 	(if libusb != null then [libusb] else []);
 
   meta = {
diff --git a/pkgs/applications/graphics/sane/xsane.nix b/pkgs/applications/graphics/sane/xsane.nix
index b3a432c96df..de07a4f1a89 100644
--- a/pkgs/applications/graphics/sane/xsane.nix
+++ b/pkgs/applications/graphics/sane/xsane.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, sane-backends, sane-frontends, libX11, gtk, pkgconfig, libpng
+{ stdenv, fetchurl, sane-backends, sane-frontends, libX11, gtk2, pkgconfig, libpng
 , libusb ? null
 , gimpSupport ? false, gimp_2_8 ? null
 }:
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
     chmod a+rX -R .
   '';
 
-  buildInputs = [libpng sane-backends sane-frontends libX11 gtk pkgconfig ]
+  buildInputs = [libpng sane-backends sane-frontends libX11 gtk2 pkgconfig ]
     ++ (if libusb != null then [libusb] else [])
     ++ stdenv.lib.optional gimpSupport gimp_2_8;
 
diff --git a/pkgs/applications/graphics/ufraw/default.nix b/pkgs/applications/graphics/ufraw/default.nix
index 23a37ab43ae..fc8e7a62c2b 100644
--- a/pkgs/applications/graphics/ufraw/default.nix
+++ b/pkgs/applications/graphics/ufraw/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, pkgconfig, gtk, gettext, bzip2, zlib
+{ fetchurl, stdenv, pkgconfig, gtk2, gettext, bzip2, zlib
 , libjpeg, libtiff, cfitsio, exiv2, lcms2, gtkimageview, lensfun }:
 
 stdenv.mkDerivation rec {
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs =
-    [ pkgconfig gtk gtkimageview gettext bzip2 zlib
+    [ pkgconfig gtk2 gtkimageview gettext bzip2 zlib
       libjpeg libtiff cfitsio exiv2 lcms2 lensfun
     ];
 
diff --git a/pkgs/applications/graphics/xara/default.nix b/pkgs/applications/graphics/xara/default.nix
index cc456465ba6..4542de2d42f 100644
--- a/pkgs/applications/graphics/xara/default.nix
+++ b/pkgs/applications/graphics/xara/default.nix
@@ -1,5 +1,5 @@
 {stdenv, fetchurl, automake, gettext, freetype, libxml2, pango, pkgconfig
-, wxGTK, gtk, perl, zip}:
+, wxGTK, gtk2, perl, zip}:
 
 stdenv.mkDerivation {
   name = "xaralx-0.7r1785";
@@ -10,7 +10,7 @@ stdenv.mkDerivation {
   };
 
   nativeBuildInputs = [ automake pkgconfig gettext perl zip ];
-  buildInputs = [ wxGTK gtk libxml2 freetype pango ];
+  buildInputs = [ wxGTK gtk2 libxml2 freetype pango ];
 
   configureFlags = "--disable-svnversion";
 
diff --git a/pkgs/applications/graphics/xournal/default.nix b/pkgs/applications/graphics/xournal/default.nix
index 53d0473638a..b81efb08d8a 100644
--- a/pkgs/applications/graphics/xournal/default.nix
+++ b/pkgs/applications/graphics/xournal/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl
-, ghostscript, atk, gtk, glib, fontconfig, freetype
+, ghostscript, atk, gtk2, glib, fontconfig, freetype
 , libgnomecanvas, libgnomeprint, libgnomeprintui
 , pango, libX11, xproto, zlib, poppler
 , autoconf, automake, libtool, pkgconfig}:
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [
-    ghostscript atk gtk glib fontconfig freetype
+    ghostscript atk gtk2 glib fontconfig freetype
     libgnomecanvas libgnomeprint libgnomeprintui
     pango libX11 xproto zlib poppler
   ];
diff --git a/pkgs/applications/graphics/xzgv/default.nix b/pkgs/applications/graphics/xzgv/default.nix
index 053e1137e39..99931442945 100644
--- a/pkgs/applications/graphics/xzgv/default.nix
+++ b/pkgs/applications/graphics/xzgv/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, gtk, pkgconfig, texinfo }:
+{ stdenv, fetchurl, gtk2, pkgconfig, texinfo }:
 
 stdenv.mkDerivation rec {
   name = "xzgv-${version}";
@@ -7,7 +7,7 @@ stdenv.mkDerivation rec {
     url = "mirror://sourceforge/xzgv/xzgv-${version}.tar.gz";
     sha256 = "1rh432wnvzs434knzbda0fslhfx0gngryrrnqkfm6gwd2g5mxcph";
   };
-  buildInputs = [ gtk pkgconfig texinfo ];
+  buildInputs = [ gtk2 pkgconfig texinfo ];
   patches = [ ./fix-linker-paths.patch ];
   postPatch = ''
     substituteInPlace config.mk \
diff --git a/pkgs/applications/misc/adobe-reader/default.nix b/pkgs/applications/misc/adobe-reader/default.nix
index d31e9234e09..88bf87b0a84 100644
--- a/pkgs/applications/misc/adobe-reader/default.nix
+++ b/pkgs/applications/misc/adobe-reader/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, libX11, cups, zlib, libxml2, pango, atk, gtk, glib
+{ stdenv, fetchurl, libX11, cups, zlib, libxml2, pango, atk, gtk2, glib
 , gdk_pixbuf }:
 
 assert stdenv.system == "i686-linux";
@@ -20,7 +20,7 @@ stdenv.mkDerivation {
   # versions.
 
   libPath = stdenv.lib.makeLibraryPath
-    [ stdenv.cc.cc libX11 zlib libxml2 cups pango atk gtk glib gdk_pixbuf ];
+    [ stdenv.cc.cc libX11 zlib libxml2 cups pango atk gtk2 glib gdk_pixbuf ];
 
   passthru.mozillaPlugin = "/libexec/adobe-reader/Browser/intellinux";
 
diff --git a/pkgs/applications/misc/artha/default.nix b/pkgs/applications/misc/artha/default.nix
index a8914a9014d..3294d18e70b 100644
--- a/pkgs/applications/misc/artha/default.nix
+++ b/pkgs/applications/misc/artha/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, dbus_glib, gtk, pkgconfig, wordnet }:
+{ stdenv, fetchurl, dbus_glib, gtk2, pkgconfig, wordnet }:
 
 stdenv.mkDerivation rec {
   name = "artha-${version}";
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "0qr4ihl7ma3cq82xi1fpzvf74mm9vsg0j035xvmcp3r6rmw2fycx";
   };
 
-  buildInputs = [ dbus_glib gtk pkgconfig wordnet ];
+  buildInputs = [ dbus_glib gtk2 pkgconfig wordnet ];
 
   meta = with stdenv.lib; {
     description = "An offline thesaurus based on WordNet";
diff --git a/pkgs/applications/misc/avrdudess/default.nix b/pkgs/applications/misc/avrdudess/default.nix
index 0df0a564731..6cc6cc5d9b9 100644
--- a/pkgs/applications/misc/avrdudess/default.nix
+++ b/pkgs/applications/misc/avrdudess/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, unzip, mono, avrgcclibc, avrdude, gtk, xdg_utils }:
+{ stdenv, fetchurl, unzip, mono, avrgcclibc, avrdude, gtk2, xdg_utils }:
 
 stdenv.mkDerivation rec {
   name = "avrdudess-2.2.20140102";
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
 
     cat >> "$out/bin/avrdudess" << __EOF__
     #!${stdenv.shell}
-    export LD_LIBRARY_PATH="${stdenv.lib.makeLibraryPath [gtk mono]}"
+    export LD_LIBRARY_PATH="${stdenv.lib.makeLibraryPath [gtk2 mono]}"
     # We need PATH from user env for xdg-open to find its tools, which
     # typically depend on the currently running desktop environment.
     export PATH="${stdenv.lib.makeBinPath [ avrgcclibc avrdude xdg_utils ]}:\$PATH"
diff --git a/pkgs/applications/misc/batti/default.nix b/pkgs/applications/misc/batti/default.nix
index 14416c24d23..22f03419e5b 100644
--- a/pkgs/applications/misc/batti/default.nix
+++ b/pkgs/applications/misc/batti/default.nix
@@ -1,10 +1,10 @@
 { stdenv, fetchurl
 , pkgconfig, gettext, pythonPackages
-, gtk, gdk_pixbuf, upower
+, gtk2, gdk_pixbuf, upower
 , makeWrapper }:
 
 let
-  inherit (pythonPackages) dbus-python pygtk python;
+  inherit (pythonPackages) dbus-python pygtk2 python;
 in stdenv.mkDerivation rec {
 
   name = "batti-${version}";
@@ -16,7 +16,7 @@ in stdenv.mkDerivation rec {
   };
 
   buildInputs = with stdenv.lib;
-  [ pkgconfig gettext python gtk pygtk dbus-python gdk_pixbuf upower makeWrapper ];
+  [ pkgconfig gettext python gtk2 pygtk2 dbus-python gdk_pixbuf upower makeWrapper ];
 
   configurePhase = "true";
 
diff --git a/pkgs/applications/misc/clipit/default.nix b/pkgs/applications/misc/clipit/default.nix
index 57f6c229a08..e62236e7ae2 100644
--- a/pkgs/applications/misc/clipit/default.nix
+++ b/pkgs/applications/misc/clipit/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, intltool, pkgconfig, gtk, xdotool }:
+{ fetchurl, stdenv, intltool, pkgconfig, gtk2, xdotool }:
 
 stdenv.mkDerivation rec {
   name = "clipit-${version}";
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "0jrwn8qfgb15rwspdp1p8hb1nc0ngmpvgr87d4k3lhlvqg2cfqva";
   };
 
-  buildInputs = [ intltool pkgconfig gtk xdotool  ];
+  buildInputs = [ intltool pkgconfig gtk2 xdotool  ];
 
   meta = with stdenv.lib; {
     description = "Lightweight GTK+ Clipboard Manager";
diff --git a/pkgs/applications/misc/d4x/default.nix b/pkgs/applications/misc/d4x/default.nix
index cdcada196b9..b6d6e53b001 100644
--- a/pkgs/applications/misc/d4x/default.nix
+++ b/pkgs/applications/misc/d4x/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, gtk, glib, pkgconfig, openssl, boost }:
+{ stdenv, fetchurl, gtk2, glib, pkgconfig, openssl, boost }:
 
 stdenv.mkDerivation {
   name = "d4x-2.5.7.1";
@@ -10,7 +10,7 @@ stdenv.mkDerivation {
     sha256 = "1i1jj02bxynisqapv31481sz9jpfp3f023ky47spz1v1wlwbs13m";
   };
 
-  buildInputs = [ gtk glib pkgconfig openssl boost ];
+  buildInputs = [ gtk2 glib pkgconfig openssl boost ];
 
   meta = {
     description = "Graphical download manager";
diff --git a/pkgs/applications/misc/eaglemode/default.nix b/pkgs/applications/misc/eaglemode/default.nix
index 061a10c6a9f..95cae316a71 100644
--- a/pkgs/applications/misc/eaglemode/default.nix
+++ b/pkgs/applications/misc/eaglemode/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, perl, libX11, libjpeg, libpng, libtiff, pkgconfig,
-librsvg, glib, gtk, libXext, libXxf86vm, poppler, xineLib }:
+librsvg, glib, gtk2, libXext, libXxf86vm, poppler, xineLib }:
 
 stdenv.mkDerivation rec {
   name = "eaglemode-0.86.0";
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [ perl libX11 libjpeg libpng libtiff pkgconfig
-    librsvg glib gtk libXxf86vm libXext poppler xineLib ];
+    librsvg glib gtk2 libXxf86vm libXext poppler xineLib ];
 
   # The program tries to dlopen both Xxf86vm and Xext, so we use the
   # trick on NIX_LDFLAGS and dontPatchELF to make it find them.
diff --git a/pkgs/applications/misc/epdfview/default.nix b/pkgs/applications/misc/epdfview/default.nix
index 782ef4ae366..09bef975c85 100644
--- a/pkgs/applications/misc/epdfview/default.nix
+++ b/pkgs/applications/misc/epdfview/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, fetchpatch, pkgconfig, gtk, poppler }:
+{ stdenv, fetchurl, fetchpatch, pkgconfig, gtk2, poppler }:
 
 stdenv.mkDerivation rec {
   name = "epdfview-0.1.8";
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     sha256 = "1w7qybh8ssl4dffi5qfajq8mndw7ipsd92vkim03nywxgjp4i1ll";
   };
 
-  buildInputs = [ pkgconfig gtk poppler ];
+  buildInputs = [ pkgconfig gtk2 poppler ];
 
   hardeningDisable = [ "format" ];
 
diff --git a/pkgs/applications/misc/evilvte/default.nix b/pkgs/applications/misc/evilvte/default.nix
index f7a8fe4eafc..1165ced11f9 100644
--- a/pkgs/applications/misc/evilvte/default.nix
+++ b/pkgs/applications/misc/evilvte/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchgit, makeWrapper, pkgconfig,
-  gnome, glib, pango, cairo, gdk_pixbuf, atk, freetype, xorg,
+  gnome2, glib, pango, cairo, gdk_pixbuf, atk, freetype, xorg,
   configH
 }:
 
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [
-    gnome.vte glib pango gnome.gtk cairo gdk_pixbuf atk freetype xorg.libX11
+    gnome2.vte glib pango gnome2.gtk cairo gdk_pixbuf atk freetype xorg.libX11
     xorg.xproto xorg.kbproto xorg.libXext xorg.xextproto makeWrapper pkgconfig
   ];
 
diff --git a/pkgs/applications/misc/fme/default.nix b/pkgs/applications/misc/fme/default.nix
index 685c0ecb4ed..30169588501 100644
--- a/pkgs/applications/misc/fme/default.nix
+++ b/pkgs/applications/misc/fme/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, autoconf, automake, gettext
-, fluxbox, bc, gtkmm, glibmm, libglademm, libsigcxx }:
+, fluxbox, bc, gtkmm2, glibmm, libglademm, libsigcxx }:
 
 stdenv.mkDerivation rec{
 
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec{
     sha256 = "d1c81a6a38c0faad02943ad65d6d0314bd205c6de841669a2efe43e4c503e63d";
   };
 
-  buildInputs = [ pkgconfig autoconf automake gettext fluxbox bc gtkmm glibmm libglademm libsigcxx ];
+  buildInputs = [ pkgconfig autoconf automake gettext fluxbox bc gtkmm2 glibmm libglademm libsigcxx ];
 
   preConfigure = ''
     ./autogen.sh
diff --git a/pkgs/applications/misc/gkrellm/default.nix b/pkgs/applications/misc/gkrellm/default.nix
index f4fec41b9e6..d6a59a89be6 100644
--- a/pkgs/applications/misc/gkrellm/default.nix
+++ b/pkgs/applications/misc/gkrellm/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, gettext, pkgconfig, glib, gtk, libX11, libSM, libICE
+{ fetchurl, stdenv, gettext, pkgconfig, glib, gtk2, libX11, libSM, libICE
 , IOKit ? null }:
 
 stdenv.mkDerivation rec {
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     sha256 = "12rc6zaa7kb60b9744lbrlfkxxfniprm6x0mispv63h4kh75navh";
   };
 
-  buildInputs = [gettext pkgconfig glib gtk libX11 libSM libICE]
+  buildInputs = [gettext pkgconfig glib gtk2 libX11 libSM libICE]
     ++ stdenv.lib.optionals stdenv.isDarwin [ IOKit ];
 
   hardeningDisable = [ "format" ];
diff --git a/pkgs/applications/misc/gksu/default.nix b/pkgs/applications/misc/gksu/default.nix
index c3f78efd412..0b6ebe06b88 100644
--- a/pkgs/applications/misc/gksu/default.nix
+++ b/pkgs/applications/misc/gksu/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, gtk, gnome3, libgksu,
+{ stdenv, fetchurl, pkgconfig, gtk2, gnome3, libgksu,
   intltool, libstartup_notification, gtk_doc, wrapGAppsHook
 }:
 
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   ];
 
   buildInputs = [
-    gtk gnome3.gconf libstartup_notification gnome3.libgnome_keyring
+    gtk2 gnome3.gconf libstartup_notification gnome3.libgnome_keyring
   ];
 
   propagatedBuildInputs = [
diff --git a/pkgs/applications/misc/gosmore/default.nix b/pkgs/applications/misc/gosmore/default.nix
index e894ace0d45..5d13c18edc3 100644
--- a/pkgs/applications/misc/gosmore/default.nix
+++ b/pkgs/applications/misc/gosmore/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchsvn, libxml2, gtk, curl, pkgconfig } :
+{ stdenv, fetchsvn, libxml2, gtk2, curl, pkgconfig } :
 
 let
   version = "31801";
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
     ignoreExternals = true;
   };
 
-  buildInputs = [ libxml2 gtk curl ];
+  buildInputs = [ libxml2 gtk2 curl ];
 
   nativeBuildInputs = [ pkgconfig ];
 
diff --git a/pkgs/applications/misc/gpa/default.nix b/pkgs/applications/misc/gpa/default.nix
index 10b8065c623..600a5493121 100644
--- a/pkgs/applications/misc/gpa/default.nix
+++ b/pkgs/applications/misc/gpa/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, intltool, pkgconfig, gtk, gpgme, libgpgerror, libassuan }:
+{ stdenv, fetchurl, intltool, pkgconfig, gtk2, gpgme, libgpgerror, libassuan }:
 
 stdenv.mkDerivation rec {
   name = "gpa-0.9.9";
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     sha256 = "0d235hcqai7m3qb7m9kvr2r4qg4714f87j9fdplwrlz1p4wdfa38";
   };
 
-  buildInputs = [ intltool pkgconfig gtk gpgme libgpgerror libassuan ];
+  buildInputs = [ intltool pkgconfig gtk2 gpgme libgpgerror libassuan ];
 
   meta = with stdenv.lib; {
     description = "Graphical user interface for the GnuPG";
diff --git a/pkgs/applications/misc/gpscorrelate/default.nix b/pkgs/applications/misc/gpscorrelate/default.nix
index c6b48af5c06..5026fea0e35 100644
--- a/pkgs/applications/misc/gpscorrelate/default.nix
+++ b/pkgs/applications/misc/gpscorrelate/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, pkgconfig, exiv2, libxml2, gtk
+{ fetchurl, stdenv, pkgconfig, exiv2, libxml2, gtk2
 , libxslt, docbook_xsl, docbook_xml_dtd_42 }:
 
 stdenv.mkDerivation rec {
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [
-    pkgconfig exiv2 libxml2 gtk
+    pkgconfig exiv2 libxml2 gtk2
     libxslt docbook_xsl docbook_xml_dtd_42
   ];
 
diff --git a/pkgs/applications/misc/green-pdfviewer/default.nix b/pkgs/applications/misc/green-pdfviewer/default.nix
index 03d333e59e6..623cb12f932 100644
--- a/pkgs/applications/misc/green-pdfviewer/default.nix
+++ b/pkgs/applications/misc/green-pdfviewer/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, poppler, pkgconfig, gdk_pixbuf, SDL, gtk }:
+{ stdenv, fetchFromGitHub, poppler, pkgconfig, gdk_pixbuf, SDL, gtk2 }:
 
 stdenv.mkDerivation rec {
   name = "green-pdfviewer-${version}";
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
     sha256 = "0d0lv33flhgsxhc77kfp2avdz5gvml04r8l1j95yjz2rr096lzlj";
   };
 
-  buildInputs = [ poppler pkgconfig gdk_pixbuf SDL gtk ];
+  buildInputs = [ poppler pkgconfig gdk_pixbuf SDL gtk2 ];
 
   patches = [
     ./gdk-libs.patch
diff --git a/pkgs/applications/misc/grip/default.nix b/pkgs/applications/misc/grip/default.nix
index 07cecc2d84e..5db5b25947e 100644
--- a/pkgs/applications/misc/grip/default.nix
+++ b/pkgs/applications/misc/grip/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, gtk, glib, pkgconfig, libgnome, libgnomeui, vte
+{ stdenv, fetchurl, gtk2, glib, pkgconfig, libgnome, libgnomeui, vte
 , curl, cdparanoia, libid3tag, ncurses, libtool }:
 
 stdenv.mkDerivation rec {
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "1zb6zpq7qmn6bflbgfwisyg3vrjr23yi1c1kqvwndl1f0shr8qyl";
   };
 
-  buildInputs = [ gtk glib pkgconfig libgnome libgnomeui vte curl cdparanoia
+  buildInputs = [ gtk2 glib pkgconfig libgnome libgnomeui vte curl cdparanoia
     libid3tag ncurses libtool ];
 
   hardeningDisable = [ "format" ];
diff --git a/pkgs/applications/misc/hamster-time-tracker/default.nix b/pkgs/applications/misc/hamster-time-tracker/default.nix
index aa6a4bd689a..3191c00e9ec 100644
--- a/pkgs/applications/misc/hamster-time-tracker/default.nix
+++ b/pkgs/applications/misc/hamster-time-tracker/default.nix
@@ -21,7 +21,7 @@ pythonPackages.buildPythonApplication rec {
     docbook2x libxslt gnome_doc_utils intltool dbus_glib hicolor_icon_theme
   ];
 
-  propagatedBuildInputs = with pythonPackages; [ pygobject pygtk pyxdg gnome_python dbus-python sqlite3 ];
+  propagatedBuildInputs = with pythonPackages; [ pygobject2 pygtk pyxdg gnome_python dbus-python sqlite3 ];
 
   configurePhase = ''
     python waf configure --prefix="$out"
diff --git a/pkgs/applications/misc/hyperterm/default.nix b/pkgs/applications/misc/hyperterm/default.nix
index b3e0ef71c3c..59cd9ac2696 100644
--- a/pkgs/applications/misc/hyperterm/default.nix
+++ b/pkgs/applications/misc/hyperterm/default.nix
@@ -1,11 +1,11 @@
-{ stdenv, lib, fetchurl, dpkg, gtk, atk, glib, pango, gdk_pixbuf, cairo
+{ stdenv, lib, fetchurl, dpkg, gtk2, atk, glib, pango, gdk_pixbuf, cairo
 , freetype, fontconfig, dbus, libXi, libXcursor, libXdamage, libXrandr
 , libXcomposite, libXext, libXfixes, libXrender, libX11, libXtst, libXScrnSaver
 , GConf, nss, nspr, alsaLib, cups, expat, libudev, libpulseaudio }:
 
 let
   libPath = stdenv.lib.makeLibraryPath [
-    stdenv.cc.cc gtk atk glib pango gdk_pixbuf cairo freetype fontconfig dbus
+    stdenv.cc.cc gtk2 atk glib pango gdk_pixbuf cairo freetype fontconfig dbus
     libXi libXcursor libXdamage libXrandr libXcomposite libXext libXfixes
     libXrender libX11 libXtst libXScrnSaver GConf nss nspr alsaLib cups expat libudev libpulseaudio
   ];
diff --git a/pkgs/applications/misc/jigdo/default.nix b/pkgs/applications/misc/jigdo/default.nix
index fd9077a619c..8e5c5d6206c 100644
--- a/pkgs/applications/misc/jigdo/default.nix
+++ b/pkgs/applications/misc/jigdo/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, db, gtk, bzip2 }:
+{ stdenv, fetchurl, db, gtk2, bzip2 }:
 
 stdenv.mkDerivation {
   name = "jigdo-0.7.3";
@@ -14,7 +14,7 @@ stdenv.mkDerivation {
     sha256 = "0cp4jz3sg9g86vprh90pmwpcfla79f0dr50w14yh01k0yaq70fs8";
   };
 
-  buildInputs = [ db gtk bzip2 ];
+  buildInputs = [ db gtk2 bzip2 ];
 
   configureFlags = "--without-libdb";
 
diff --git a/pkgs/applications/misc/kiwix/default.nix b/pkgs/applications/misc/kiwix/default.nix
index bd0118c75f4..a3c140b6e6c 100644
--- a/pkgs/applications/misc/kiwix/default.nix
+++ b/pkgs/applications/misc/kiwix/default.nix
@@ -1,7 +1,7 @@
 { stdenv, callPackage, overrideCC, fetchurl, makeWrapper, pkgconfig
 , zip, python, zlib, which, icu, libmicrohttpd, lzma, ctpp2, aria2, wget, bc
 , libuuid, glibc, libX11, libXext, libXt, libXrender, glib, dbus, dbus_glib
-, gtk, gdk_pixbuf, pango, cairo , freetype, fontconfig, alsaLib, atk
+, gtk2, gdk_pixbuf, pango, cairo , freetype, fontconfig, alsaLib, atk
 }:
 
 let
@@ -98,7 +98,7 @@ stdenv.mkDerivation rec {
 
     rm $out/bin/kiwix
     makeWrapper $out/lib/kiwix/kiwix-launcher $out/bin/kiwix \
-      --suffix LD_LIBRARY_PATH : ${makeLibraryPath [stdenv.cc.cc libX11 libXext libXt libXrender glib dbus dbus_glib gtk gdk_pixbuf pango cairo freetype fontconfig alsaLib atk]} \
+      --suffix LD_LIBRARY_PATH : ${makeLibraryPath [stdenv.cc.cc libX11 libXext libXt libXrender glib dbus dbus_glib gtk2 gdk_pixbuf pango cairo freetype fontconfig alsaLib atk]} \
       --suffix PATH : ${aria2}/bin
   '';
 
diff --git a/pkgs/applications/misc/lighthouse/default.nix b/pkgs/applications/misc/lighthouse/default.nix
index 6bd834846b6..f6bfe61e5aa 100644
--- a/pkgs/applications/misc/lighthouse/default.nix
+++ b/pkgs/applications/misc/lighthouse/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchFromGitHub, pkgconfig
-, libX11, libxcb, cairo, gtk, pango, python27, python3
+, libX11, libxcb, cairo, gtk2, pango, python27, python3
 }:
 
 stdenv.mkDerivation rec {
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
    };
 
   buildInputs = [
-    pkgconfig libX11 libxcb cairo gtk pango python27 python3
+    pkgconfig libX11 libxcb cairo gtk2 pango python27 python3
   ];
 
   makeFlags = [ "PREFIX=\${out}" ];
diff --git a/pkgs/applications/misc/lxappearance/default.nix b/pkgs/applications/misc/lxappearance/default.nix
index b6e59613b3c..8683d5b3cea 100644
--- a/pkgs/applications/misc/lxappearance/default.nix
+++ b/pkgs/applications/misc/lxappearance/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, intltool, pkgconfig, libX11, gtk }:
+{ stdenv, fetchurl, intltool, pkgconfig, libX11, gtk2 }:
 
 stdenv.mkDerivation rec {
   name = "lxappearance-0.6.1";
@@ -6,7 +6,7 @@ stdenv.mkDerivation rec {
     url = "mirror://sourceforge/project/lxde/LXAppearance/${name}.tar.xz";
     sha256 = "1phnv1b2jdj2vlibjyc9z01izcf3k5zxj8glsaf0i3vh77zqmqq9";
   };
-  buildInputs = [ intltool libX11 pkgconfig gtk ];
+  buildInputs = [ intltool libX11 pkgconfig gtk2 ];
   meta = {
     description = "A lightweight program for configuring the theme and fonts of gtk applications";
     maintainers = [ stdenv.lib.maintainers.hinton ];
diff --git a/pkgs/applications/misc/multisync/default.nix b/pkgs/applications/misc/multisync/default.nix
index fc55b275dd0..5c00bddd9d2 100644
--- a/pkgs/applications/misc/multisync/default.nix
+++ b/pkgs/applications/misc/multisync/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, gtk, glib, ORBit2, libbonobo, libtool, pkgconfig
+{ stdenv, fetchurl, gtk2, glib, ORBit2, libbonobo, libtool, pkgconfig
 , libgnomeui, GConf, automake, autoconf }:
 
 stdenv.mkDerivation {
@@ -10,7 +10,7 @@ stdenv.mkDerivation {
   };
   
   buildInputs =
-    [ gtk glib ORBit2 libbonobo libtool pkgconfig libgnomeui GConf
+    [ gtk2 glib ORBit2 libbonobo libtool pkgconfig libgnomeui GConf
       automake autoconf
     ];
     
diff --git a/pkgs/applications/misc/navit/default.nix b/pkgs/applications/misc/navit/default.nix
index 53b1106a223..51b29a5c04c 100644
--- a/pkgs/applications/misc/navit/default.nix
+++ b/pkgs/applications/misc/navit/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchsvn, pkgconfig, gtk, SDL, fontconfig, freetype, imlib2, SDL_image, mesa,
+{ stdenv, fetchsvn, pkgconfig, gtk2, SDL, fontconfig, freetype, imlib2, SDL_image, mesa,
 libXmu, freeglut, python, gettext, quesoglc, gd, postgresql, cmake, qt4, SDL_ttf, fribidi}:
 stdenv.mkDerivation rec {
   name = "navit-svn-3537";
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
 
   hardeningDisable = [ "format" ];
 
-  buildInputs = [ gtk SDL fontconfig freetype imlib2 SDL_image mesa
+  buildInputs = [ gtk2 SDL fontconfig freetype imlib2 SDL_image mesa
     libXmu freeglut python gettext quesoglc gd postgresql qt4 SDL_ttf fribidi ];
 
   nativeBuildInputs = [ pkgconfig cmake ];
diff --git a/pkgs/applications/misc/openbox-menu/default.nix b/pkgs/applications/misc/openbox-menu/default.nix
index 9e52c629a24..1985b644884 100644
--- a/pkgs/applications/misc/openbox-menu/default.nix
+++ b/pkgs/applications/misc/openbox-menu/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, glib, gtk, menu-cache }:
+{ stdenv, fetchurl, pkgconfig, glib, gtk2, menu-cache }:
 
 stdenv.mkDerivation rec {
   name = "openbox-menu-${version}";
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "1hi4b6mq97y6ajq4hhsikbkk23aha7ikaahm92djw48mgj2f1w8l";
   };
 
-  buildInputs = [ pkgconfig glib gtk menu-cache ];
+  buildInputs = [ pkgconfig glib gtk2 menu-cache ];
 
   patches = [ ./with-svg.patch ];
 
diff --git a/pkgs/applications/misc/pcmanfm/default.nix b/pkgs/applications/misc/pcmanfm/default.nix
index bf1bed08ed4..e6d96b099fa 100644
--- a/pkgs/applications/misc/pcmanfm/default.nix
+++ b/pkgs/applications/misc/pcmanfm/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, glib, gtk, intltool, libfm, libX11, pango, pkgconfig }:
+{ stdenv, fetchurl, glib, gtk2, intltool, libfm, libX11, pango, pkgconfig }:
 
 stdenv.mkDerivation rec {
   name = "pcmanfm-1.2.4";
@@ -7,7 +7,7 @@ stdenv.mkDerivation rec {
     sha256 = "04z3vd9si24yi4c8calqncdpb9b6mbj4cs4f3fs86i6j05gvpk9q";
   };
 
-  buildInputs = [ glib gtk intltool libfm libX11 pango pkgconfig ];
+  buildInputs = [ glib gtk2 intltool libfm libX11 pango pkgconfig ];
 
   meta = with stdenv.lib; {
     homepage = "http://blog.lxde.org/?cat=28/";
diff --git a/pkgs/applications/misc/pdfmod/default.nix b/pkgs/applications/misc/pdfmod/default.nix
index 0978da3512b..919935a41ee 100644
--- a/pkgs/applications/misc/pdfmod/default.nix
+++ b/pkgs/applications/misc/pdfmod/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, fetchpatch, pkgconfig, gnome_doc_utils, intltool, lib
-, mono, gtk-sharp, gnome-sharp, hyena
+, mono, gtk-sharp-2_0, gnome-sharp, hyena
 , which, makeWrapper, glib, gnome3, poppler, wrapGAppsHook
 }:
 
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   }) ];
 
   buildInputs = [
-    pkgconfig gnome_doc_utils intltool mono gtk-sharp gnome-sharp
+    pkgconfig gnome_doc_utils intltool mono gtk-sharp-2_0 gnome-sharp
     hyena which makeWrapper wrapGAppsHook
   ];
 
@@ -31,9 +31,9 @@ stdenv.mkDerivation rec {
   postInstall = ''
     makeWrapper "${mono}/bin/mono" "$out/bin/pdfmod" \
       --add-flags "$out/lib/pdfmod/PdfMod.exe" \
-      --prefix MONO_GAC_PREFIX : ${gtk-sharp} \
+      --prefix MONO_GAC_PREFIX : ${gtk-sharp-2_0} \
       --prefix MONO_GAC_PREFIX : ${gnome-sharp} \
-      --prefix LD_LIBRARY_PATH : ${lib.makeLibraryPath [ glib gnome-sharp gnome3.gconf gtk-sharp gtk-sharp.gtk poppler ]}
+      --prefix LD_LIBRARY_PATH : ${lib.makeLibraryPath [ glib gnome-sharp gnome3.gconf gtk-sharp-2_0 gtk-sharp-2_0.gtk poppler ]}
   '';
 
   dontStrip = true;
diff --git a/pkgs/applications/misc/pmenu/default.nix b/pkgs/applications/misc/pmenu/default.nix
index 4798ae5a024..9b376684284 100644
--- a/pkgs/applications/misc/pmenu/default.nix
+++ b/pkgs/applications/misc/pmenu/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitLab, pythonPackages, gnome }:
+{ stdenv, fetchFromGitLab, pythonPackages, gnome2 }:
 
 stdenv.mkDerivation rec {
   name = "pmenu-${version}";
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pythonPackages.wrapPython ];
 
-  buildInputs = [ pythonPackages.pygtk gnome.gnome_menus ];
+  buildInputs = [ pythonPackages.pygtk gnome2.gnome_menus ];
 
   pythonPath = [ pythonPackages.pygtk ];
   
diff --git a/pkgs/applications/misc/tangogps/default.nix b/pkgs/applications/misc/tangogps/default.nix
index 1a42d9a90e6..584b8f6a296 100644
--- a/pkgs/applications/misc/tangogps/default.nix
+++ b/pkgs/applications/misc/tangogps/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, pkgconfig, gettext, gtk, gconf
+{ fetchurl, stdenv, pkgconfig, gettext, gtk2, gconf
 , curl, libexif, sqlite, libxml2 }:
 
 stdenv.mkDerivation rec {
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "15q2kkrv4mfsivfdzjgpxr7s2amw7d501q2ayjl3ff4vmvfn5516";
   };
 
-  buildInputs = [ pkgconfig gettext gtk gconf curl libexif sqlite libxml2 ];
+  buildInputs = [ pkgconfig gettext gtk2 gconf curl libexif sqlite libxml2 ];
 
   # bogus includes fail with newer library version
   postPatch = ''
diff --git a/pkgs/applications/misc/tint2/default.nix b/pkgs/applications/misc/tint2/default.nix
index 40810adbbdc..f72f4fdc567 100644
--- a/pkgs/applications/misc/tint2/default.nix
+++ b/pkgs/applications/misc/tint2/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchFromGitLab, pkgconfig, cmake, gettext, cairo, pango, pcre
-, glib , imlib2, gtk, libXinerama , libXrender, libXcomposite, libXdamage
+, glib , imlib2, gtk2, libXinerama , libXrender, libXcomposite, libXdamage
 , libX11 , libXrandr, librsvg, libpthreadstubs , libXdmcp
 , libstartup_notification , hicolor_icon_theme, wrapGAppsHook
 }:
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkgconfig cmake gettext wrapGAppsHook ];
 
-  buildInputs = [ cairo pango pcre glib imlib2 gtk libXinerama libXrender
+  buildInputs = [ cairo pango pcre glib imlib2 gtk2 libXinerama libXrender
     libXcomposite libXdamage libX11 libXrandr librsvg libpthreadstubs
     libXdmcp libstartup_notification hicolor_icon_theme ];
 
diff --git a/pkgs/applications/misc/viking/default.nix b/pkgs/applications/misc/viking/default.nix
index 50749681f2c..1e7c7f654b5 100644
--- a/pkgs/applications/misc/viking/default.nix
+++ b/pkgs/applications/misc/viking/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, makeWrapper, pkgconfig, intltool, gettext, gtk, expat, curl
+{ fetchurl, stdenv, makeWrapper, pkgconfig, intltool, gettext, gtk2, expat, curl
 , gpsd, bc, file, gnome_doc_utils, libexif, libxml2, libxslt, scrollkeeper
 , docbook_xml_dtd_412, gexiv2, sqlite, gpsbabel, expect }:
 
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
     sha256 = "09kq0sxs2czps0d6xzgkkp41746v44ip63m72qvfs7rsrnqj7qnz";
   };
 
-  buildInputs = [ makeWrapper pkgconfig intltool gettext gtk expat curl gpsd bc file gnome_doc_utils
+  buildInputs = [ makeWrapper pkgconfig intltool gettext gtk2 expat curl gpsd bc file gnome_doc_utils
     libexif libxml2 libxslt scrollkeeper docbook_xml_dtd_412 gexiv2 sqlite
   ];
 
diff --git a/pkgs/applications/misc/workrave/default.nix b/pkgs/applications/misc/workrave/default.nix
index e9e34518932..8c554da0362 100644
--- a/pkgs/applications/misc/workrave/default.nix
+++ b/pkgs/applications/misc/workrave/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, fetchpatch
 , autoconf, automake, gettext, intltool, libtool, pkgconfig
 , libICE, libSM, libXScrnSaver, libXtst, cheetah
-, glib, glibmm, gtk, gtkmm, atk, pango, pangomm, cairo, cairomm
+, glib, glibmm, gtkmm2, atk, pango, pangomm, cairo, cairomm
 , dbus, dbus_glib, GConf, gconfmm, gdome2, gstreamer, libsigcxx }:
 
 stdenv.mkDerivation rec {
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
   ];
   buildInputs = [
     libICE libSM libXScrnSaver libXtst cheetah
-    glib glibmm gtk gtkmm atk pango pangomm cairo cairomm
+    glib glibmm gtkmm2 atk pango pangomm cairo cairomm
     dbus dbus_glib GConf gconfmm gdome2 gstreamer libsigcxx
   ];
 
diff --git a/pkgs/applications/misc/xautoclick/default.nix b/pkgs/applications/misc/xautoclick/default.nix
index 1a71a2756d1..32daf108c1c 100644
--- a/pkgs/applications/misc/xautoclick/default.nix
+++ b/pkgs/applications/misc/xautoclick/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, xorg, pkgconfig
-, gtkSupport ? true, gtk
+, gtkSupport ? true, gtk2
 , qtSupport ? true, qt4
 }:
 
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
     sha256 = "0h522f12a7v2b89411xm51iwixmjp2mp90rnizjgiakx9ajnmqnm";
   };
   buildInputs = [ xorg.libX11 xorg.libXtst xorg.xinput xorg.libXi xorg.libXext pkgconfig ]
-    ++ stdenv.lib.optionals gtkSupport [ gtk ]
+    ++ stdenv.lib.optionals gtkSupport [ gtk2 ]
     ++ stdenv.lib.optionals qtSupport [ qt4 ];
   patchPhase = ''
     substituteInPlace configure --replace /usr/X11R6 ${xorg.libX11.dev}
diff --git a/pkgs/applications/misc/xneur/default.nix b/pkgs/applications/misc/xneur/default.nix
index 8e3165b75d2..ca0d7775ece 100644
--- a/pkgs/applications/misc/xneur/default.nix
+++ b/pkgs/applications/misc/xneur/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, xorg, pcre, gstreamer, glib, libxml2
-, aspell, cairo, imlib2, xosd, libnotify, gtk, pango, atk, enchant,
+, aspell, cairo, imlib2, xosd, libnotify, gtk2, pango, atk, enchant,
  gdk_pixbuf}:
 
 let s = import ./src-for-default.nix; in
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   buildInputs =
     [ xorg.libX11 pkgconfig pcre gstreamer glib libxml2 aspell cairo
       xorg.libXpm imlib2 xosd xorg.libXt xorg.libXext xorg.libXi libnotify
-      gtk pango enchant gdk_pixbuf
+      gtk2 pango enchant gdk_pixbuf
     ];
 
   preConfigure = ''
@@ -23,8 +23,8 @@ stdenv.mkDerivation rec {
     sed -e 's@for imlib2_dir in@for imlib2_dir in ${imlib2} @' -i configure
     sed -e 's@for xosd_dir in@for xosd_dir in ${xosd} @' -i configure
 
-    export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -I${gtk.dev}/include/gtk-2.0"
-    export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -I${gtk.out}/lib/gtk-2.0/include"
+    export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -I${gtk2.dev}/include/gtk-2.0"
+    export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -I${gtk2.out}/lib/gtk-2.0/include"
     export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -I${cairo.dev}/include/cairo"
     export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -I${pango.dev}/include/pango-1.0"
     export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -I${atk.dev}/include/atk-1.0"
diff --git a/pkgs/applications/networking/browsers/chromium/common.nix b/pkgs/applications/networking/browsers/chromium/common.nix
index 8131ad29060..c0e26af4274 100644
--- a/pkgs/applications/networking/browsers/chromium/common.nix
+++ b/pkgs/applications/networking/browsers/chromium/common.nix
@@ -11,7 +11,7 @@
 , nspr, systemd, kerberos
 , utillinux, alsaLib
 , bison, gperf
-, glib, gtk, dbus_glib
+, glib, gtk2, dbus_glib
 , libXScrnSaver, libXcursor, libXtst, mesa
 , protobuf, speechd, libXdamage, cups
 
@@ -116,7 +116,7 @@ let
       nspr nss systemd
       utillinux alsaLib
       bison gperf kerberos
-      glib gtk dbus_glib
+      glib gtk2 dbus_glib
       libXScrnSaver libXcursor libXtst mesa
       pciutils protobuf speechd libXdamage
       pythonPackages.gyp pythonPackages.ply pythonPackages.jinja2
diff --git a/pkgs/applications/networking/browsers/firefox-bin/default.nix b/pkgs/applications/networking/browsers/firefox-bin/default.nix
index d782f4a7b53..23d4da0b5cc 100644
--- a/pkgs/applications/networking/browsers/firefox-bin/default.nix
+++ b/pkgs/applications/networking/browsers/firefox-bin/default.nix
@@ -25,7 +25,7 @@
 , libXinerama
 , libXrender
 , libXt
-, libcanberra
+, libcanberra_gtk2
 , libgnome
 , libgnomeui
 , defaultIconTheme
@@ -98,7 +98,7 @@ stdenv.mkDerivation {
       libXinerama
       libXrender
       libXt
-      libcanberra
+      libcanberra_gtk2
       libgnome
       libgnomeui
       mesa
diff --git a/pkgs/applications/networking/browsers/firefox/default.nix b/pkgs/applications/networking/browsers/firefox/default.nix
index 3e93c560ebb..cd6cbf667f1 100644
--- a/pkgs/applications/networking/browsers/firefox/default.nix
+++ b/pkgs/applications/networking/browsers/firefox/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, gtk, gtk3, pango, perl, python, zip, libIDL
+{ lib, stdenv, fetchurl, pkgconfig, gtk2, gtk3, pango, perl, python, zip, libIDL
 , libjpeg, zlib, dbus, dbus_glib, bzip2, xorg
 , freetype, fontconfig, file, alsaLib, nspr, nss, libnotify
 , yasm, mesa, sqlite, unzip, makeWrapper, pysqlite
@@ -30,7 +30,7 @@ common = { pname, version, sha512 }: stdenv.mkDerivation rec {
   };
 
   buildInputs =
-    [ pkgconfig gtk perl zip libIDL libjpeg zlib bzip2
+    [ pkgconfig gtk2 perl zip libIDL libjpeg zlib bzip2
       python dbus dbus_glib pango freetype fontconfig xorg.libXi
       xorg.libX11 xorg.libXrender xorg.libXft xorg.libXt file
       alsaLib nspr nss libnotify xorg.pixman yasm mesa
@@ -121,7 +121,8 @@ common = { pname, version, sha512 }: stdenv.mkDerivation rec {
   };
 
   passthru = {
-    inherit gtk nspr version;
+    inherit nspr version;
+    gtk = gtk2;
     isFirefox3Like = true;
     browserName = "firefox";
     ffmpegSupport = lib.versionAtLeast version "46.0";
diff --git a/pkgs/applications/networking/browsers/firefox/wrapper.nix b/pkgs/applications/networking/browsers/firefox/wrapper.nix
index c9adde4f15b..4da73326177 100644
--- a/pkgs/applications/networking/browsers/firefox/wrapper.nix
+++ b/pkgs/applications/networking/browsers/firefox/wrapper.nix
@@ -2,7 +2,7 @@
 
 ## various stuff that can be plugged in
 , gnash, flashplayer, hal-flash
-, MPlayerPlugin, gecko_mediaplayer, ffmpeg, gst_all, xorg, libpulseaudio, libcanberra
+, MPlayerPlugin, gecko_mediaplayer, ffmpeg, gst_all, xorg, libpulseaudio, libcanberra_gtk2
 , supportsJDK, jrePlugin, icedtea_web
 , trezor-bridge, bluejeans, djview4, adobe-reader
 , google_talk_plugin, fribid, gnome3/*.gnome_shell*/
@@ -54,7 +54,7 @@ let
          ++ lib.optional (enableAdobeFlash && (cfg.enableAdobeFlashDRM or false)) hal-flash
          ++ lib.optional (config.pulseaudio or false) libpulseaudio;
   gst-plugins = with gst_all; [ gst-plugins-base gst-plugins-good gst-plugins-bad gst-plugins-ugly gst-ffmpeg ];
-  gtk_modules = [ libcanberra ];
+  gtk_modules = [ libcanberra_gtk2 ];
 
 in
 stdenv.mkDerivation {
diff --git a/pkgs/applications/networking/browsers/google-chrome/default.nix b/pkgs/applications/networking/browsers/google-chrome/default.nix
index 10d50792fac..531c5a7cf3d 100644
--- a/pkgs/applications/networking/browsers/google-chrome/default.nix
+++ b/pkgs/applications/networking/browsers/google-chrome/default.nix
@@ -4,7 +4,7 @@
 , glib, fontconfig, freetype, pango, cairo, libX11, libXi, atk, gconf, nss, nspr
 , libXcursor, libXext, libXfixes, libXrender, libXScrnSaver, libXcomposite
 , alsaLib, libXdamage, libXtst, libXrandr, expat, cups
-, dbus_libs, gtk, gdk_pixbuf, gcc
+, dbus_libs, gtk2, gdk_pixbuf, gcc
 
 # Will crash without.
 , systemd
@@ -44,7 +44,7 @@ let
     glib fontconfig freetype pango cairo libX11 libXi atk gconf nss nspr
     libXcursor libXext libXfixes libXrender libXScrnSaver libXcomposite
     alsaLib libXdamage libXtst libXrandr expat cups
-    dbus_libs gtk gdk_pixbuf gcc
+    dbus_libs gtk2 gdk_pixbuf gcc
     systemd
     libexif
     liberation_ttf curl utillinux xdg_utils wget
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/bluejeans/default.nix b/pkgs/applications/networking/browsers/mozilla-plugins/bluejeans/default.nix
index a2e98fb436e..6f8e327a6c3 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/bluejeans/default.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/bluejeans/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, xorg, gtk, glib, gdk_pixbuf, dpkg, libXext, libXfixes
+{ stdenv, fetchurl, xorg, gtk2, glib, gdk_pixbuf, dpkg, libXext, libXfixes
 , libXrender, libuuid, libXrandr, libXcomposite, libpulseaudio
 }:
 
@@ -7,10 +7,10 @@ with stdenv.lib;
 let
 
   rpathInstaller = makeLibraryPath
-    [gtk glib stdenv.cc.cc];
+    [gtk2 glib stdenv.cc.cc];
 
   rpathPlugin = makeLibraryPath
-    ([ stdenv.cc.cc gtk glib xorg.libX11 gdk_pixbuf libXext libXfixes libXrender libXrandr libXcomposite libpulseaudio ] ++ optional (libuuid != null) libuuid);
+    ([ stdenv.cc.cc gtk2 glib xorg.libX11 gdk_pixbuf libXext libXfixes libXrender libXrandr libXcomposite libpulseaudio ] ++ optional (libuuid != null) libuuid);
 
 in
 
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer-11/default.nix b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer-11/default.nix
index 5ed1636aa65..3b130caf03f 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer-11/default.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer-11/default.nix
@@ -14,7 +14,7 @@
 , libXcursor
 , libXt
 , libvdpau
-, gtk
+, gtk2
 , glib
 , pango
 , cairo
@@ -118,7 +118,7 @@ stdenv.mkDerivation rec {
 
   rpath = lib.makeLibraryPath
     [ zlib alsaLib curl nspr fontconfig freetype expat libX11
-      libXext libXrender libXcursor libXt gtk glib pango atk cairo gdk_pixbuf
+      libXext libXrender libXcursor libXt gtk2 glib pango atk cairo gdk_pixbuf
       libvdpau nss
     ];
 
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/gmtk/default.nix b/pkgs/applications/networking/browsers/mozilla-plugins/gmtk/default.nix
index d149cd40d8c..82a1c271225 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/gmtk/default.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/gmtk/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, intltool, pkgconfig, gtk, GConf, alsaLib }:
+{ stdenv, fetchurl, intltool, pkgconfig, gtk2, GConf, alsaLib }:
 
 stdenv.mkDerivation rec {
   name = "gmtk-1.0.9b";
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     sha256 = "07y5hd94qhvlk9a9vhrpznqaml013j3rq52r3qxmrj74gg4yf4zc";
   };
 
-  buildInputs = [ intltool pkgconfig gtk GConf alsaLib ];
+  buildInputs = [ intltool pkgconfig gtk2 GConf alsaLib ];
 
   meta = {
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/google-talk-plugin/default.nix b/pkgs/applications/networking/browsers/mozilla-plugins/google-talk-plugin/default.nix
index 0f549be9ac4..cf51cc26a45 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/google-talk-plugin/default.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/google-talk-plugin/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, rpm, cpio, mesa, xorg, cairo
-, libpng, gtk, glib, gdk_pixbuf, fontconfig, freetype, curl
+, libpng, gtk2, glib, gdk_pixbuf, fontconfig, freetype, curl
 , dbus_glib, alsaLib, libpulseaudio, systemd, pango
 }:
 
@@ -16,7 +16,7 @@ let
       xorg.libXrender
       cairo
       libpng
-      gtk
+      gtk2
       glib
       fontconfig
       freetype
@@ -26,7 +26,7 @@ let
   rpathProgram = makeLibraryPath
     [ gdk_pixbuf
       glib
-      gtk
+      gtk2
       xorg.libX11
       xorg.libXcomposite
       xorg.libXfixes
diff --git a/pkgs/applications/networking/browsers/opera/default.nix b/pkgs/applications/networking/browsers/opera/default.nix
index a00905cf937..f1d40150eb3 100644
--- a/pkgs/applications/networking/browsers/opera/default.nix
+++ b/pkgs/applications/networking/browsers/opera/default.nix
@@ -2,7 +2,7 @@
 , freetype, fontconfig, libXft, libXrender, libxcb, expat, libXau, libXdmcp
 , libuuid, cups, xz
 , gstreamer, gst_plugins_base, libxml2
-, gtkSupport ? true, glib, gtk, pango, gdk_pixbuf, cairo, atk
+, gtkSupport ? true, glib, gtk2, pango, gdk_pixbuf, cairo, atk
 , kdeSupport ? false, qt4, kdelibs
 }:
 
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
       libXft freetype fontconfig libXrender libuuid expat
       gstreamer libxml2 gst_plugins_base
     ]
-    ++ stdenv.lib.optionals gtkSupport [ glib gtk pango gdk_pixbuf cairo atk ]
+    ++ stdenv.lib.optionals gtkSupport [ glib gtk2 pango gdk_pixbuf cairo atk ]
     ++ stdenv.lib.optionals kdeSupport [ kdelibs qt4 ];
 
   libPath = stdenv.lib.makeLibraryPath buildInputs
diff --git a/pkgs/applications/networking/browsers/surf/default.nix b/pkgs/applications/networking/browsers/surf/default.nix
index fcaaec63b9e..ae6ce3dd2c3 100644
--- a/pkgs/applications/networking/browsers/surf/default.nix
+++ b/pkgs/applications/networking/browsers/surf/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, makeWrapper, gtk, webkit, pkgconfig, glib, glib_networking, libsoup, gsettings_desktop_schemas, patches ? null}:
+{stdenv, fetchurl, makeWrapper, gtk2, webkit, pkgconfig, glib, glib_networking, libsoup, gsettings_desktop_schemas, patches ? null}:
 
 stdenv.mkDerivation rec {
   name = "surf-${version}";
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "0jj93izd8fizxfa6ln9w1h9bwki81sz5dhskh5x1rl34zd38aq4m";
   };
 
-  buildInputs = [ gtk makeWrapper webkit gsettings_desktop_schemas pkgconfig glib libsoup ];
+  buildInputs = [ gtk2 makeWrapper webkit gsettings_desktop_schemas pkgconfig glib libsoup ];
 
   # Allow users set their own list of patches
   inherit patches;
diff --git a/pkgs/applications/networking/browsers/vimb/default.nix b/pkgs/applications/networking/browsers/vimb/default.nix
index ddaaa68f60d..55dfb05cb3e 100644
--- a/pkgs/applications/networking/browsers/vimb/default.nix
+++ b/pkgs/applications/networking/browsers/vimb/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, libsoup, webkit, gtk, glib_networking
+{ stdenv, fetchurl, pkgconfig, libsoup, webkit, gtk2, glib_networking
 , gsettings_desktop_schemas, makeWrapper
 }:
 
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
     sha256 = "0d9rankzgmnx5423pyfkbxy0qxw3ck2vrdjdnlhddy15wkk87i9f";
   };
 
-  buildInputs = [ makeWrapper gtk libsoup pkgconfig webkit gsettings_desktop_schemas ];
+  buildInputs = [ makeWrapper gtk2 libsoup pkgconfig webkit gsettings_desktop_schemas ];
 
   makeFlags = [ "PREFIX=$(out)" ];
 
diff --git a/pkgs/applications/networking/browsers/vimprobable2/default.nix b/pkgs/applications/networking/browsers/vimprobable2/default.nix
index e2d5061b92e..c98910cb08c 100644
--- a/pkgs/applications/networking/browsers/vimprobable2/default.nix
+++ b/pkgs/applications/networking/browsers/vimprobable2/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, makeWrapper, glib, glib_networking, gtk, libsoup, libX11, perl,
+{ stdenv, fetchurl, makeWrapper, glib, glib_networking, gtk2, libsoup, libX11, perl,
   pkgconfig, webkit, gsettings_desktop_schemas }:
 
 stdenv.mkDerivation rec {
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "13jdximksh9r3cgd2f8vms0pbsn3x0gxvyqdqiw16xp5fmdx5kzr";
   };
 
-  buildInputs = [ makeWrapper gtk libsoup libX11 perl pkgconfig webkit gsettings_desktop_schemas ];
+  buildInputs = [ makeWrapper gtk2 libsoup libX11 perl pkgconfig webkit gsettings_desktop_schemas ];
 
   hardeningDisable = [ "format" ];
 
diff --git a/pkgs/applications/networking/browsers/vivaldi/default.nix b/pkgs/applications/networking/browsers/vivaldi/default.nix
index d9f694a7eab..29da56b4d73 100644
--- a/pkgs/applications/networking/browsers/vivaldi/default.nix
+++ b/pkgs/applications/networking/browsers/vivaldi/default.nix
@@ -4,7 +4,7 @@
 , freetype, fontconfig, libXft, libXrender, libxcb, expat, libXau, libXdmcp
 , libuuid, xz
 , gstreamer, gst_plugins_base, libxml2
-, glib, gtk, pango, gdk_pixbuf, cairo, atk, gnome3
+, glib, gtk2, pango, gdk_pixbuf, cairo, atk, gnome3
 , nss, nspr
 , patchelf
 }:
@@ -38,7 +38,7 @@ in stdenv.mkDerivation rec {
   buildInputs =
     [ stdenv.cc.cc stdenv.cc.libc zlib libX11 libXt libXext libSM libICE
       libXi libXft libXcursor libXfixes libXScrnSaver libXcomposite libXdamage libXtst libXrandr
-      atk alsaLib dbus_libs cups gtk gdk_pixbuf libexif ffmpeg systemd
+      atk alsaLib dbus_libs cups gtk2 gdk_pixbuf libexif ffmpeg systemd
       freetype fontconfig libXrender libuuid expat glib nss nspr
       gstreamer libxml2 gst_plugins_base pango cairo gnome3.gconf
       patchelf
diff --git a/pkgs/applications/networking/davmail/default.nix b/pkgs/applications/networking/davmail/default.nix
index eb5d12ed82c..bb4a4a71009 100644
--- a/pkgs/applications/networking/davmail/default.nix
+++ b/pkgs/applications/networking/davmail/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, jre, glib, libXtst, gtk, makeWrapper }:
+{ fetchurl, stdenv, jre, glib, libXtst, gtk2, makeWrapper }:
 
 stdenv.mkDerivation rec {
   name = "davmail-4.7.2";
@@ -20,6 +20,6 @@ stdenv.mkDerivation rec {
   installPhase = ''
   mkdir -p $out/bin
   cp ./* $out/bin/ -R
-  wrapProgram $out/bin/davmail.sh --prefix PATH : ${jre}/bin --prefix LD_LIBRARY_PATH : ${stdenv.lib.makeLibraryPath [ glib gtk libXtst ]}
+  wrapProgram $out/bin/davmail.sh --prefix PATH : ${jre}/bin --prefix LD_LIBRARY_PATH : ${stdenv.lib.makeLibraryPath [ glib gtk2 libXtst ]}
    '';
 }
diff --git a/pkgs/applications/networking/instant-messengers/discord/default.nix b/pkgs/applications/networking/instant-messengers/discord/default.nix
index 3096d7dea2b..8506b5f138b 100644
--- a/pkgs/applications/networking/instant-messengers/discord/default.nix
+++ b/pkgs/applications/networking/instant-messengers/discord/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl
 , alsaLib, atk, cairo, cups, dbus, expat, fontconfig, freetype, gdk_pixbuf
-, glib, gnome, gtk, libnotify, libX11, libXcomposite, libXcursor, libXdamage
+, glib, gnome2, gtk2, libnotify, libX11, libXcomposite, libXcursor, libXdamage
 , libXext, libXfixes, libXi, libXrandr, libXrender, libXtst, nspr, nss, pango
 , systemd, libXScrnSaver }:
 
@@ -17,7 +17,7 @@ stdenv.mkDerivation {
 
     libPath = stdenv.lib.makeLibraryPath [
         stdenv.cc.cc alsaLib atk cairo cups dbus expat fontconfig freetype
-        gdk_pixbuf glib gnome.GConf gtk libnotify libX11 libXcomposite
+        gdk_pixbuf glib gnome2.GConf gtk2 libnotify libX11 libXcomposite
         libXcursor libXdamage libXext libXfixes libXi libXrandr libXrender
         libXtst nspr nss pango systemd libXScrnSaver
      ];
diff --git a/pkgs/applications/networking/instant-messengers/gajim/default.nix b/pkgs/applications/networking/instant-messengers/gajim/default.nix
index 8d9cf434e5d..2952b0a365a 100644
--- a/pkgs/applications/networking/instant-messengers/gajim/default.nix
+++ b/pkgs/applications/networking/instant-messengers/gajim/default.nix
@@ -1,11 +1,11 @@
-{ stdenv, fetchurl, python, intltool, pkgconfig, libX11, gtk
+{ stdenv, fetchurl, python, intltool, pkgconfig, libX11
 , ldns, pythonPackages
 
 , enableJingle ? true, farstream ? null, gst_plugins_bad ? null
 ,                      libnice ? null
 , enableE2E ? true
 , enableRST ? true
-, enableSpelling ? true, gtkspell ? null
+, enableSpelling ? true, gtkspell2 ? null
 , enableNotifications ? false
 , extraPythonPackages ? pkgs: []
 }:
@@ -14,7 +14,7 @@ assert enableJingle -> farstream != null && gst_plugins_bad != null
                     && libnice != null;
 assert enableE2E -> pythonPackages.pycrypto != null;
 assert enableRST -> pythonPackages.docutils != null;
-assert enableSpelling -> gtkspell != null;
+assert enableSpelling -> gtkspell2 != null;
 assert enableNotifications -> pythonPackages.notify != null;
 
 with stdenv.lib;
@@ -47,7 +47,7 @@ stdenv.mkDerivation rec {
       src/features_window.py
     sed -i -e "s|'drill'|'${ldns}/bin/drill'|" src/common/resolver.py
   '' + optionalString enableSpelling ''
-    sed -i -e 's|=.*find_lib.*|= "${gtkspell}/lib/libgtkspell.so"|'   \
+    sed -i -e 's|=.*find_lib.*|= "${gtkspell2}/lib/libgtkspell.so"|'   \
       src/gtkspell.py
   '';
 
@@ -60,7 +60,7 @@ stdenv.mkDerivation rec {
   ];
 
   propagatedBuildInputs = [
-    pythonPackages.pygobject pythonPackages.pyGtkGlade
+    pythonPackages.pygobject2 pythonPackages.pyGtkGlade
     pythonPackages.sqlite3 pythonPackages.pyasn1
     pythonPackages.pyxdg
     pythonPackages.nbxmpp
diff --git a/pkgs/applications/networking/instant-messengers/oneteam/default.nix b/pkgs/applications/networking/instant-messengers/oneteam/default.nix
index 00650bb685d..3d70990f462 100644
--- a/pkgs/applications/networking/instant-messengers/oneteam/default.nix
+++ b/pkgs/applications/networking/instant-messengers/oneteam/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchFromGitHub
 , perl, xulrunner, cmake, perlPackages, zip, unzip, pkgconfig
-, libpulseaudio, glib, gtk, pixman, nspr, nss, libXScrnSaver
+, libpulseaudio, glib, gtk2, pixman, nspr, nss, libXScrnSaver
 , scrnsaverproto
 }:
 
@@ -17,9 +17,9 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig cmake zip unzip ];
 
   buildInputs =
-    [ perl xulrunner libpulseaudio glib gtk pixman nspr
+    [ perl xulrunner libpulseaudio glib gtk2 pixman nspr
       nss libXScrnSaver scrnsaverproto
-    ] ++ [ perlPackages.SubName gtk glib ];
+    ] ++ [ perlPackages.SubName gtk2 glib ];
 
   postPatch = ''
     sed -e '1i#include <netinet/in.h>' -i src/rtp/otRTPDecoder.cpp src/rtp/otRTPEncoder.cpp
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-latex/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-latex/default.nix
index 245894147dc..4a53513061a 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-latex/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-latex/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, pidgin, texLive, imagemagick, glib, gtk }:
+{ stdenv, fetchurl, pkgconfig, pidgin, texLive, imagemagick, glib, gtk2 }:
 
 let version = "1.5.0";
 in
@@ -11,7 +11,7 @@ stdenv.mkDerivation {
   };
 
   nativeBuildInputs = [pkgconfig];
-  buildInputs = [gtk glib pidgin];
+  buildInputs = [gtk2 glib pidgin];
   makeFlags = "PREFIX=$(out)";
 
   postPatch = ''
diff --git a/pkgs/applications/networking/instant-messengers/pidgin/default.nix b/pkgs/applications/networking/instant-messengers/pidgin/default.nix
index 9123f6b39ed..6ace09bb753 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, makeWrapper, pkgconfig, gtk, gtkspell, aspell
+{ stdenv, fetchurl, makeWrapper, pkgconfig, gtk2, gtkspell2, aspell
 , gstreamer, gst_plugins_base, gst_plugins_good, startupnotification, gettext
 , perl, perlXMLParser, libxml2, nss, nspr, farsight2
 , libXScrnSaver, ncurses, avahi, dbus, dbus_glib, intltool, libidn
@@ -26,7 +26,7 @@ let unwrapped = stdenv.mkDerivation rec {
   nativeBuildInputs = [ makeWrapper ];
 
   buildInputs = [
-    gtkspell aspell
+    gtkspell2 aspell
     gstreamer gst_plugins_base gst_plugins_good startupnotification
     libxml2 nss nspr farsight2
     libXScrnSaver ncurses python
@@ -38,7 +38,7 @@ let unwrapped = stdenv.mkDerivation rec {
   ++ (lib.optional (libgcrypt != null) libgcrypt);
 
   propagatedBuildInputs = [
-    pkgconfig gtk perl perlXMLParser gettext
+    pkgconfig gtk2 perl perlXMLParser gettext
   ];
 
   patches = [./pidgin-makefile.patch ./add-search-path.patch ];
diff --git a/pkgs/applications/networking/instant-messengers/salut-a-toi/default.nix b/pkgs/applications/networking/instant-messengers/salut-a-toi/default.nix
index 78814fcb4b2..c035fc62665 100644
--- a/pkgs/applications/networking/instant-messengers/salut-a-toi/default.nix
+++ b/pkgs/applications/networking/instant-messengers/salut-a-toi/default.nix
@@ -12,7 +12,7 @@ in stdenv.mkDerivation rec {
 
   buildInputs = with pythonPackages; 
     [
-      python twisted urwid beautifulsoup wxPython pygobject
+      python twisted urwid beautifulsoup wxPython pygobject2
       wokkel dbus-python pyfeed wrapPython setuptools
     ];
 
diff --git a/pkgs/applications/networking/instant-messengers/slack/default.nix b/pkgs/applications/networking/instant-messengers/slack/default.nix
index 64911271f5e..8a7d2bbd126 100644
--- a/pkgs/applications/networking/instant-messengers/slack/default.nix
+++ b/pkgs/applications/networking/instant-messengers/slack/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, dpkg
-, alsaLib, atk, cairo, cups, dbus, expat, fontconfig, freetype, glib, gnome
+, alsaLib, atk, cairo, cups, dbus, expat, fontconfig, freetype, glib, gnome2
 , libnotify, nspr, nss, systemd, xorg }:
 
 let
@@ -16,10 +16,10 @@ let
     fontconfig
     freetype
     glib
-    gnome.GConf
-    gnome.gdk_pixbuf
-    gnome.gtk
-    gnome.pango
+    gnome2.GConf
+    gnome2.gdk_pixbuf
+    gnome2.gtk
+    gnome2.pango
     libnotify
     nspr
     nss
diff --git a/pkgs/applications/networking/irc/hexchat/default.nix b/pkgs/applications/networking/irc/hexchat/default.nix
index da47ec6580b..bc1d0344490 100644
--- a/pkgs/applications/networking/irc/hexchat/default.nix
+++ b/pkgs/applications/networking/irc/hexchat/default.nix
@@ -1,5 +1,5 @@
-{ stdenv, fetchurl, pkgconfig, gtk, lua, perl, python
-, libtool, pciutils, dbus_glib, libcanberra, libproxy
+{ stdenv, fetchurl, pkgconfig, gtk2, lua, perl, python
+, libtool, pciutils, dbus_glib, libcanberra_gtk2, libproxy
 , libsexy, enchant, libnotify, openssl, intltool
 , desktop_file_utils, hicolor_icon_theme
 }:
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   ];
 
   buildInputs = [
-    gtk lua perl python pciutils dbus_glib libcanberra libproxy
+    gtk2 lua perl python pciutils dbus_glib libcanberra_gtk2 libproxy
     libsexy libnotify openssl desktop_file_utils hicolor_icon_theme
   ];
 
diff --git a/pkgs/applications/networking/mailreaders/claws-mail/default.nix b/pkgs/applications/networking/mailreaders/claws-mail/default.nix
index 62a58c42cd4..346dba3acd5 100644
--- a/pkgs/applications/networking/mailreaders/claws-mail/default.nix
+++ b/pkgs/applications/networking/mailreaders/claws-mail/default.nix
@@ -1,6 +1,6 @@
 { fetchurl, stdenv, wrapGAppsHook
-, curl, dbus, dbus_glib, enchant, gtk, gnutls, gnupg, gpgme, hicolor_icon_theme
-, libarchive, libcanberra, libetpan, libnotify, libsoup, libxml2, networkmanager
+, curl, dbus, dbus_glib, enchant, gtk2, gnutls, gnupg, gpgme, hicolor_icon_theme
+, libarchive, libcanberra_gtk2, libetpan, libnotify, libsoup, libxml2, networkmanager
 , openldap , perl, pkgconfig, poppler, python, shared_mime_info, webkitgtk2
 , glib_networking, gsettings_desktop_schemas
 
@@ -55,13 +55,13 @@ stdenv.mkDerivation rec {
   '';
 
   buildInputs =
-    [ curl dbus dbus_glib gtk gnutls gsettings_desktop_schemas hicolor_icon_theme
+    [ curl dbus dbus_glib gtk2 gnutls gsettings_desktop_schemas hicolor_icon_theme
       libetpan perl pkgconfig python wrapGAppsHook glib_networking
     ]
     ++ optional enableSpellcheck enchant
     ++ optionals (enablePgp || enablePluginSmime) [ gnupg gpgme ]
     ++ optional enablePluginArchive libarchive
-    ++ optional enablePluginNotificationSounds libcanberra
+    ++ optional enablePluginNotificationSounds libcanberra_gtk2
     ++ optional enablePluginNotificationDialogs libnotify
     ++ optional enablePluginFancy libsoup
     ++ optional enablePluginRssyl libxml2
diff --git a/pkgs/applications/networking/mailreaders/sylpheed/default.nix b/pkgs/applications/networking/mailreaders/sylpheed/default.nix
index 65c1001ae78..b1cdd509f98 100644
--- a/pkgs/applications/networking/mailreaders/sylpheed/default.nix
+++ b/pkgs/applications/networking/mailreaders/sylpheed/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, gtk
+{ stdenv, fetchurl, pkgconfig, gtk2
 
 , openssl ? null
 , gpgme ? null
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs =
-    [ pkgconfig gtk ]
+    [ pkgconfig gtk2 ]
     ++ optional sslSupport openssl
     ++ optional gpgSupport gpgme;
 
diff --git a/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix b/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix
index f2b2f6dfa5c..c1bcd9ac541 100644
--- a/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix
+++ b/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix
@@ -15,7 +15,7 @@
 , glibc
 , gst_plugins_base
 , gstreamer
-, gtk
+, gtk2
 , kerberos
 , libX11
 , libXScrnSaver
@@ -26,7 +26,7 @@
 , libXinerama
 , libXrender
 , libXt
-, libcanberra
+, libcanberra_gtk2
 , libgnome
 , libgnomeui
 , mesa
@@ -87,7 +87,7 @@ stdenv.mkDerivation {
       glibc
       gst_plugins_base
       gstreamer
-      gtk
+      gtk2
       kerberos
       libX11
       libXScrnSaver
@@ -98,7 +98,7 @@ stdenv.mkDerivation {
       libXinerama
       libXrender
       libXt
-      libcanberra
+      libcanberra_gtk2
       libgnome
       libgnomeui
       mesa
diff --git a/pkgs/applications/networking/mailreaders/thunderbird/default.nix b/pkgs/applications/networking/mailreaders/thunderbird/default.nix
index b03698f10fa..ded4e66e366 100644
--- a/pkgs/applications/networking/mailreaders/thunderbird/default.nix
+++ b/pkgs/applications/networking/mailreaders/thunderbird/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, which, m4, gtk, pango, perl, python, zip, libIDL
+{ stdenv, fetchurl, pkgconfig, which, m4, gtk2, pango, perl, python, zip, libIDL
 , libjpeg, libpng, zlib, dbus, dbus_glib, bzip2, xorg
 , freetype, fontconfig, file, alsaLib, nspr, nss, libnotify
 , yasm, mesa, sqlite, unzip, makeWrapper, pysqlite
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = # from firefox30Pkgs.xulrunner, without gstreamer and libvpx
-    [ pkgconfig which libpng gtk perl zip libIDL libjpeg zlib bzip2
+    [ pkgconfig which libpng gtk2 perl zip libIDL libjpeg zlib bzip2
       python dbus dbus_glib pango freetype fontconfig xorg.libXi
       xorg.libX11 xorg.libXrender xorg.libXft xorg.libXt file
       alsaLib nspr nss libnotify xorg.pixman yasm mesa
diff --git a/pkgs/applications/networking/newsreaders/pan/default.nix b/pkgs/applications/networking/newsreaders/pan/default.nix
index 9ca5ace2caf..e8885edaa2a 100644
--- a/pkgs/applications/networking/newsreaders/pan/default.nix
+++ b/pkgs/applications/networking/newsreaders/pan/default.nix
@@ -1,9 +1,9 @@
 { spellChecking ? true
-, stdenv, fetchurl, pkgconfig, gtk, gtkspell ? null
+, stdenv, fetchurl, pkgconfig, gtk2, gtkspell2 ? null
 , perl, pcre, gmime, gettext, intltool, dbus_glib, libnotify
 }:
 
-assert spellChecking -> gtkspell != null;
+assert spellChecking -> gtkspell2 != null;
 
 let version = "0.139"; in
 
@@ -15,8 +15,8 @@ stdenv.mkDerivation {
     sha1 = "01ea0361a6d81489888e6abb075fd552999c3c60";
   };
 
-  buildInputs = [ pkgconfig gtk perl gmime gettext intltool dbus_glib libnotify ]
-    ++ stdenv.lib.optional spellChecking gtkspell;
+  buildInputs = [ pkgconfig gtk2 perl gmime gettext intltool dbus_glib libnotify ]
+    ++ stdenv.lib.optional spellChecking gtkspell2;
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/applications/networking/p2p/ldcpp/default.nix b/pkgs/applications/networking/p2p/ldcpp/default.nix
index 53b7b7748b2..b540ffd0967 100644
--- a/pkgs/applications/networking/p2p/ldcpp/default.nix
+++ b/pkgs/applications/networking/p2p/ldcpp/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, scons, pkgconfig, gtk, bzip2, libglade, openssl
+{ stdenv, fetchurl, scons, pkgconfig, gtk2, bzip2, libglade, openssl
 , libX11, boost, zlib, libnotify }:
 
 stdenv.mkDerivation rec {
@@ -7,7 +7,7 @@ stdenv.mkDerivation rec {
     url = http://launchpad.net/linuxdcpp/1.1/1.1.0/+download/linuxdcpp-1.1.0.tar.bz2;
     sha256 = "12i92hirmwryl1qy0n3jfrpziwzb82f61xca9jcjwyilx502f0b6";
   };
-  buildInputs = [ scons pkgconfig gtk bzip2 libglade openssl libX11 boost libnotify ];
+  buildInputs = [ scons pkgconfig gtk2 bzip2 libglade openssl libX11 boost libnotify ];
 
   installPhase = ''
     export NIX_LDFLAGS="$NIX_LDFLAGS -lX11";
diff --git a/pkgs/applications/networking/p2p/transgui/default.nix b/pkgs/applications/networking/p2p/transgui/default.nix
index 421fd9afb16..3a6a71843a2 100644
--- a/pkgs/applications/networking/p2p/transgui/default.nix
+++ b/pkgs/applications/networking/p2p/transgui/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchsvn, pkgconfig, makeDesktopItem, unzip, fpc, lazarus,
-libX11, glib, gtk, gdk_pixbuf, pango, atk, cairo, openssl }:
+libX11, glib, gtk2, gdk_pixbuf, pango, atk, cairo, openssl }:
 
 stdenv.mkDerivation rec {
   name = "transgui-5.0.1-svn-r${revision}";
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     pkgconfig unzip fpc lazarus stdenv.cc
-    libX11 glib gtk gdk_pixbuf pango atk cairo openssl
+    libX11 glib gtk2 gdk_pixbuf pango atk cairo openssl
   ];
 
   NIX_LDFLAGS = "
diff --git a/pkgs/applications/networking/remote/citrix-receiver/default.nix b/pkgs/applications/networking/remote/citrix-receiver/default.nix
index 4f64e947f09..f8ec7ec01d9 100644
--- a/pkgs/applications/networking/remote/citrix-receiver/default.nix
+++ b/pkgs/applications/networking/remote/citrix-receiver/default.nix
@@ -8,7 +8,7 @@
 , tzdata
 , cacert
 , glib
-, gtk
+, gtk2
 , atk
 , gdk_pixbuf
 , cairo
@@ -56,13 +56,13 @@ stdenv.mkDerivation rec {
     makeWrapper
     busybox
     file
-    gtk
+    gtk2
     gdk_pixbuf
   ];
 
   libPath = stdenv.lib.makeLibraryPath [
     glib
-    gtk
+    gtk2
     atk
     gdk_pixbuf
     cairo
@@ -135,7 +135,7 @@ stdenv.mkDerivation rec {
 
     makeWrapper "$ICAInstDir/wfica -icaroot $ICAInstDir" "$out/bin/wfica" \
       --set ICAROOT "$ICAInstDir" \
-      --set GTK_PATH "${gtk.out}/lib/gtk-2.0:${gnome3.gnome_themes_standard}/lib/gtk-2.0" \
+      --set GTK_PATH "${gtk2.out}/lib/gtk-2.0:${gnome3.gnome_themes_standard}/lib/gtk-2.0" \
       --set GDK_PIXBUF_MODULE_FILE "$GDK_PIXBUF_MODULE_FILE" \
       --set LD_PRELOAD "${libredirect}/lib/libredirect.so" \
       --set LD_LIBRARY_PATH "$libPath" \
diff --git a/pkgs/applications/networking/remote/putty/default.nix b/pkgs/applications/networking/remote/putty/default.nix
index 05019f83353..503632c009b 100644
--- a/pkgs/applications/networking/remote/putty/default.nix
+++ b/pkgs/applications/networking/remote/putty/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, ncurses, gtk, pkgconfig, autoconf, automake, perl, halibut, libtool }:
+{ stdenv, fetchurl, ncurses, gtk2, pkgconfig, autoconf, automake, perl, halibut, libtool }:
 
 stdenv.mkDerivation rec {
   version = "0.67";
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
     cd unix
   '';
 
-  buildInputs = [ gtk ncurses pkgconfig autoconf automake perl halibut libtool ];
+  buildInputs = [ gtk2 ncurses pkgconfig autoconf automake perl halibut libtool ];
 
   meta = with stdenv.lib; {
     description = "A Free Telnet/SSH Client";
diff --git a/pkgs/applications/networking/remote/remmina/default.nix b/pkgs/applications/networking/remote/remmina/default.nix
index 6257c5f95eb..9bc38996107 100644
--- a/pkgs/applications/networking/remote/remmina/default.nix
+++ b/pkgs/applications/networking/remote/remmina/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, cmake, pkgconfig, makeWrapper
-, glib, gtk, gettext, libxkbfile, libgnome_keyring, libX11
+, glib, gtk2, gettext, libxkbfile, libgnome_keyring, libX11
 , freerdp, libssh, libgcrypt, gnutls, makeDesktopItem }:
 
 let
@@ -26,7 +26,7 @@ stdenv.mkDerivation {
   };
 
   buildInputs = [ cmake pkgconfig makeWrapper
-                  glib gtk gettext libxkbfile libgnome_keyring libX11
+                  glib gtk2 gettext libxkbfile libgnome_keyring libX11
                   freerdp libssh libgcrypt gnutls ];
 
   cmakeFlags = "-DWITH_VTE=OFF -DWITH_TELEPATHY=OFF -DWITH_AVAHI=OFF";
diff --git a/pkgs/applications/networking/sniffers/etherape/default.nix b/pkgs/applications/networking/sniffers/etherape/default.nix
index f5104665562..5bc5bafe7db 100644
--- a/pkgs/applications/networking/sniffers/etherape/default.nix
+++ b/pkgs/applications/networking/sniffers/etherape/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, libtool, gtk, libpcap, libglade, libgnome, libgnomeui
+{ stdenv, fetchurl, pkgconfig, libtool, gtk2, libpcap, libglade, libgnome, libgnomeui
 , gnomedocutils, scrollkeeper, libxslt }:
 
 stdenv.mkDerivation rec {
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
 
   configureFlags = [ "--disable-scrollkeeper" ];
   buildInputs = [
-    pkgconfig libtool gtk libpcap libglade libgnome libgnomeui gnomedocutils
+    pkgconfig libtool gtk2 libpcap libglade libgnome libgnomeui gnomedocutils
     scrollkeeper libxslt
   ];
 
diff --git a/pkgs/applications/office/gnucash/2.6.nix b/pkgs/applications/office/gnucash/2.6.nix
index 5c87218e306..ef824f57a35 100644
--- a/pkgs/applications/office/gnucash/2.6.nix
+++ b/pkgs/applications/office/gnucash/2.6.nix
@@ -1,5 +1,5 @@
 { fetchurl, stdenv, pkgconfig, libxml2, libxslt, perl, perlPackages, gconf, guile
-, intltool, glib, gtk, libofx, aqbanking, gwenhywfar, libgnomecanvas, goffice
+, intltool, glib, gtk2, libofx, aqbanking, gwenhywfar, libgnomecanvas, goffice
 , webkit, glibcLocales, gsettings_desktop_schemas, makeWrapper, dconf, file
 , gettext, swig, slibGuile, enchant, bzip2, isocodes, libdbi, libdbiDrivers
 , pango, gdk_pixbuf
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
     intltool pkgconfig libxml2 libxslt glibcLocales file gettext swig enchant
     bzip2 isocodes
     # glib, gtk...
-    glib gtk goffice webkit
+    glib gtk2 goffice webkit
     # gnome...
     dconf gconf libgnomecanvas gsettings_desktop_schemas
     # financial
@@ -79,7 +79,7 @@ stdenv.mkDerivation rec {
   '';
 
   # The following settings fix failures in the test suite. It's not required otherwise.
-  LD_LIBRARY_PATH = stdenv.lib.makeLibraryPath [ guile glib gtk pango gdk_pixbuf ];
+  LD_LIBRARY_PATH = stdenv.lib.makeLibraryPath [ guile glib gtk2 pango gdk_pixbuf ];
   preCheck = "export GNC_DOT_DIR=$PWD/dot-gnucash";
   doCheck = true;
 
diff --git a/pkgs/applications/office/gnucash/default.nix b/pkgs/applications/office/gnucash/default.nix
index 7ef77dc2562..1eedf1f313b 100644
--- a/pkgs/applications/office/gnucash/default.nix
+++ b/pkgs/applications/office/gnucash/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, pkgconfig, libxml2, gconf, glib, gtk, libgnomeui, libofx
+{ fetchurl, stdenv, pkgconfig, libxml2, gconf, glib, gtk2, libgnomeui, libofx
 , libgtkhtml, gtkhtml, libgnomeprint, goffice, enchant, gettext, libbonoboui
 , intltool, perl, guile, slibGuile, swig, isocodes, bzip2, makeWrapper, libglade
 , libgsf, libart_lgpl, perlPackages, aqbanking, gwenhywfar
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [
-    pkgconfig libxml2 gconf glib gtk libgnomeui libgtkhtml gtkhtml
+    pkgconfig libxml2 gconf glib gtk2 libgnomeui libgtkhtml gtkhtml
     libgnomeprint goffice enchant gettext intltool perl guile slibGuile
     swig isocodes bzip2 makeWrapper libofx libglade libgsf libart_lgpl
     perlPackages.DateManip perlPackages.FinanceQuote aqbanking gwenhywfar
diff --git a/pkgs/applications/office/libreoffice/default.nix b/pkgs/applications/office/libreoffice/default.nix
index 9cd1389ab0a..88a9a6baf14 100644
--- a/pkgs/applications/office/libreoffice/default.nix
+++ b/pkgs/applications/office/libreoffice/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, pam, python3, libxslt, perl, ArchiveZip
 , CompressZlib, zlib, libjpeg, expat, pkgconfigUpstream, freetype, libwpd
 , libxml2, db, sablotron, curl, fontconfig, libsndfile, neon
-, bison, flex, zip, unzip, gtk3, gtk, libmspack, getopt, file, cairo, which
+, bison, flex, zip, unzip, gtk3, gtk2, libmspack, getopt, file, cairo, which
 , icu, boost, jdk, ant, cups, xorg, libcmis
 , openssl, gperf, cppunit, GConf, ORBit2, poppler
 , librsvg, gnome_vfs, mesa, bsh, CoinMP, libwps, libabw
@@ -242,7 +242,7 @@ in stdenv.mkDerivation rec {
   buildInputs = with xorg;
     [ ant ArchiveZip autoconf automake bison boost cairo clucene_core
       CompressZlib cppunit cups curl db dbus_glib expat file flex fontconfig
-      freetype GConf getopt gnome_vfs gperf gtk3 gtk
+      freetype GConf getopt gnome_vfs gperf gtk3 gtk2
       hunspell icu jdk lcms libcdr libexttextcat unixODBC libjpeg
       libmspack librdf_redland librsvg libsndfile libvisio libwpd libwpg libX11
       libXaw libXext libXi libXinerama libxml2 libxslt libXtst
diff --git a/pkgs/applications/office/libreoffice/still.nix b/pkgs/applications/office/libreoffice/still.nix
index 681870ac4ca..2b3d4ad2ec6 100644
--- a/pkgs/applications/office/libreoffice/still.nix
+++ b/pkgs/applications/office/libreoffice/still.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, pam, python3, libxslt, perl, ArchiveZip
 , CompressZlib, zlib, libjpeg, expat, pkgconfigUpstream, freetype, libwpd
 , libxml2, db, sablotron, curl, fontconfig, libsndfile, neon
-, bison, flex, zip, unzip, gtk3, gtk, libmspack, getopt, file, cairo, which
+, bison, flex, zip, unzip, gtk3, gtk2, libmspack, getopt, file, cairo, which
 , icu, boost, jdk, ant, cups, xorg, libcmis
 , openssl, gperf, cppunit, GConf, ORBit2, poppler
 , librsvg, gnome_vfs, mesa, bsh, CoinMP, libwps, libabw
@@ -246,7 +246,7 @@ in stdenv.mkDerivation rec {
   buildInputs = with xorg;
     [ ant ArchiveZip autoconf automake bison boost cairo clucene_core
       CompressZlib cppunit cups curl db dbus_glib expat file flex fontconfig
-      freetype GConf getopt gnome_vfs gperf gtk3 gtk
+      freetype GConf getopt gnome_vfs gperf gtk3 gtk2
       hunspell icu jdk lcms libcdr libexttextcat unixODBC libjpeg
       libmspack librdf_redland librsvg libsndfile libvisio libwpd libwpg libX11
       libXaw libXext libXi libXinerama libxml2 libxslt libXtst
diff --git a/pkgs/applications/office/osmo/default.nix b/pkgs/applications/office/osmo/default.nix
index 6da3bf6df83..3209ae0a9c9 100644
--- a/pkgs/applications/office/osmo/default.nix
+++ b/pkgs/applications/office/osmo/default.nix
@@ -1,5 +1,5 @@
-{ stdenv, fetchurl, pkgconfig, gtk, libxml2, gettext, libical, libnotify
-, libarchive, gtkspell, webkitgtk2, libgringotts }:
+{ stdenv, fetchurl, pkgconfig, gtk2, libxml2, gettext, libical, libnotify
+, libarchive, gtkspell2, webkitgtk2, libgringotts }:
 
 stdenv.mkDerivation rec {
   name = "osmo-${version}";
@@ -10,8 +10,8 @@ stdenv.mkDerivation rec {
     sha256 = "0vaayrmyiqn010gr11drmhkkg8fkxdmla3gwj9v3zvp5x44kab05";
   };
 
-  buildInputs = [ pkgconfig gtk libxml2 gettext libical libnotify libarchive
-    gtkspell webkitgtk2 libgringotts ];
+  buildInputs = [ pkgconfig gtk2 libxml2 gettext libical libnotify libarchive
+    gtkspell2 webkitgtk2 libgringotts ];
 
   meta = with stdenv.lib; {
     description = "A handy personal organizer";
diff --git a/pkgs/applications/office/planner/default.nix b/pkgs/applications/office/planner/default.nix
index 9222ed5757c..e7fd9450029 100644
--- a/pkgs/applications/office/planner/default.nix
+++ b/pkgs/applications/office/planner/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl
 , pkgconfig
 , intltool
-, gnome
+, gnome2
 , libxslt
 , python
 }:
@@ -20,15 +20,17 @@ in stdenv.mkDerivation {
     sha256 = "15h6ps58giy5r1g66sg1l4xzhjssl362mfny2x09khdqsvk2j38k";
   };
 
-  buildInputs = [
+  buildInputs = with gnome2; [
     pkgconfig
     intltool
-    gnome.GConf
-    gnome.gtk
-    gnome.libgnomecanvas
-    gnome.libgnomeui
-    gnome.libglade
-    gnome.scrollkeeper
+
+    GConf
+    gtk
+    libgnomecanvas
+    libgnomeui
+    libglade
+    scrollkeeper
+
     libxslt
     python
   ];
diff --git a/pkgs/applications/office/zim/default.nix b/pkgs/applications/office/zim/default.nix
index 9014e388468..6f2cb29e436 100644
--- a/pkgs/applications/office/zim/default.nix
+++ b/pkgs/applications/office/zim/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, lib, fetchurl, buildPythonApplication, pythonPackages, pygtk, pygobject, python }:
+{ stdenv, lib, fetchurl, buildPythonApplication, pythonPackages, pygtk, pygobject2, python }:
 
 #
 # TODO: Declare configuration options for the following optional dependencies:
@@ -17,7 +17,7 @@ buildPythonApplication rec {
     sha256 = "15pdq4fxag85qjsrdmmssiq85qsk5vnbp8mrqnpvx8lm8crz6hjl";
   };
 
-  propagatedBuildInputs = [ pythonPackages.sqlite3 pygtk pythonPackages.pyxdg pygobject ];
+  propagatedBuildInputs = [ pythonPackages.sqlite3 pygtk pythonPackages.pyxdg pygobject2 ];
 
   preBuild = ''
     export HOME=$TMP
diff --git a/pkgs/applications/science/electronics/geda/default.nix b/pkgs/applications/science/electronics/geda/default.nix
index 25934c71e8e..b8406c3255c 100644
--- a/pkgs/applications/science/electronics/geda/default.nix
+++ b/pkgs/applications/science/electronics/geda/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, guile, gtk, flex, gawk, perl }:
+{ stdenv, fetchurl, pkgconfig, guile, gtk2, flex, gawk, perl }:
 
 stdenv.mkDerivation rec {
   name = "geda-${version}";
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
   };
 
   configureFlags = "--disable-update-xdg-database";
-  buildInputs = [ pkgconfig guile gtk flex gawk perl ];
+  buildInputs = [ pkgconfig guile gtk2 flex gawk perl ];
 
   meta = with stdenv.lib; {
     description = "Full GPL'd suite of Electronic Design Automation tools";
diff --git a/pkgs/applications/science/electronics/gerbv/default.nix b/pkgs/applications/science/electronics/gerbv/default.nix
index 92d0ceba1cf..7cdcbb7fd19 100644
--- a/pkgs/applications/science/electronics/gerbv/default.nix
+++ b/pkgs/applications/science/electronics/gerbv/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchgit, pkgconfig, gettext, libtool, automake, autoconf, cairo, gtk, autoreconfHook }:
+{ stdenv, fetchgit, pkgconfig, gettext, libtool, automake, autoconf, cairo, gtk2, autoreconfHook }:
 
 stdenv.mkDerivation rec {
   name = "gerbv-${version}";
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
     sha256 = "00jn1xhf6kblxc5gac1wvk8zm12fy6sk81nj3jwdag0z6wk3z446";
   };
 
-  buildInputs = [ pkgconfig gettext libtool automake autoconf cairo gtk autoreconfHook ];
+  buildInputs = [ pkgconfig gettext libtool automake autoconf cairo gtk2 autoreconfHook ];
 
   configureFlags = ["--disable-update-desktop-database"];
 
diff --git a/pkgs/applications/science/electronics/gtkwave/default.nix b/pkgs/applications/science/electronics/gtkwave/default.nix
index 32d39d8a609..657d20553b7 100644
--- a/pkgs/applications/science/electronics/gtkwave/default.nix
+++ b/pkgs/applications/science/electronics/gtkwave/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, gtk, gperf, pkgconfig, bzip2, tcl, tk, judy, xz}:
+{stdenv, fetchurl, gtk2, gperf, pkgconfig, bzip2, tcl, tk, judy, xz}:
 stdenv.mkDerivation rec {
   name = "gtkwave-3.3.70";
 
@@ -7,7 +7,7 @@ stdenv.mkDerivation rec {
     sha256 = "1akzf1sq8mwarrbrbz5chrvgwlsp444h5za8rg1dfyqk733s7piz";
   };
 
-  buildInputs = [ gtk gperf pkgconfig bzip2 tcl tk judy xz ];
+  buildInputs = [ gtk2 gperf pkgconfig bzip2 tcl tk judy xz ];
 
   configureFlags = [ "--with-tcl=${tcl}/lib" "--with-tk=${tk}/lib" "--enable-judy" ];
 
diff --git a/pkgs/applications/science/electronics/pcb/default.nix b/pkgs/applications/science/electronics/pcb/default.nix
index 257d6993ff5..1f510943400 100644
--- a/pkgs/applications/science/electronics/pcb/default.nix
+++ b/pkgs/applications/science/electronics/pcb/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, gtk, bison, intltool, flex, netpbm, imagemagick, dbus, xlibsWrapper, mesa, shared_mime_info, tcl, tk, gnome, pangox_compat, gd, xorg }:
+{ stdenv, fetchurl, pkgconfig, gtk2, bison, intltool, flex, netpbm, imagemagick, dbus, xlibsWrapper, mesa, shared_mime_info, tcl, tk, gnome2, pangox_compat, gd, xorg }:
 
 stdenv.mkDerivation rec {
   name = "pcb-${version}";
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "0l6944hq79qsyp60i5ai02xwyp8l47q7xdm3js0jfkpf72ag7i42";
   };
 
-  buildInputs = [ pkgconfig gtk bison intltool flex netpbm imagemagick dbus xlibsWrapper mesa tcl shared_mime_info tk gnome.gtkglext pangox_compat gd xorg.libXmu ];
+  buildInputs = [ pkgconfig gtk2 bison intltool flex netpbm imagemagick dbus xlibsWrapper mesa tcl shared_mime_info tk gnome2.gtkglext pangox_compat gd xorg.libXmu ];
 
   configureFlags = ["--disable-update-desktop-database"];
 
diff --git a/pkgs/applications/science/electronics/xoscope/default.nix b/pkgs/applications/science/electronics/xoscope/default.nix
index df7d053d93b..f26b13c5e32 100644
--- a/pkgs/applications/science/electronics/xoscope/default.nix
+++ b/pkgs/applications/science/electronics/xoscope/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, gtk, pkgconfig}:
+{stdenv, fetchurl, gtk2, pkgconfig}:
 
 stdenv.mkDerivation rec {
   name = "xoscope-2.0";
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     sha256 = "00xlvvqyw6l1ljbsx1vgx2v1jfh0xacz1a0yhq1dj6yxf5wh58x8";
   };
 
-  buildInputs = [ gtk pkgconfig ];
+  buildInputs = [ gtk2 pkgconfig ];
 
   # from: https://aur.archlinux.org/packages.php?ID=12140&detail=1
   patches = [ ./gtkdepre.diff ];
diff --git a/pkgs/applications/science/geometry/drgeo/default.nix b/pkgs/applications/science/geometry/drgeo/default.nix
index 3e5408ac7f5..8db1beedebb 100644
--- a/pkgs/applications/science/geometry/drgeo/default.nix
+++ b/pkgs/applications/science/geometry/drgeo/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, libglade, gtk, guile, libxml2, perl
+{ stdenv, fetchurl, libglade, gtk2, guile, libxml2, perl
 , intltool, libtool, pkgconfig }:
 
 stdenv.mkDerivation rec {
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   };
   patches = [ ./struct.patch ];
 
-  buildInputs = [libglade gtk guile libxml2
+  buildInputs = [libglade gtk2 guile libxml2
     perl intltool libtool pkgconfig];
 
   prebuild = ''
diff --git a/pkgs/applications/science/logic/verifast/default.nix b/pkgs/applications/science/logic/verifast/default.nix
index d7c593b736e..ada586fc4e6 100644
--- a/pkgs/applications/science/logic/verifast/default.nix
+++ b/pkgs/applications/science/logic/verifast/default.nix
@@ -1,11 +1,11 @@
-{ stdenv, fetchurl, gtk, gdk_pixbuf, atk, pango, glib, cairo, freetype
+{ stdenv, fetchurl, gtk2, gdk_pixbuf, atk, pango, glib, cairo, freetype
 , fontconfig, libxml2, gnome2 }:
 
 assert stdenv.isLinux;
 
 let
   libPath = stdenv.lib.makeLibraryPath
-    [ stdenv.cc.libc stdenv.cc.cc gtk gdk_pixbuf atk pango glib cairo
+    [ stdenv.cc.libc stdenv.cc.cc gtk2 gdk_pixbuf atk pango glib cairo
       freetype fontconfig libxml2 gnome2.gtksourceview
     ] + ":${stdenv.cc.cc.lib}/lib64";
 
diff --git a/pkgs/applications/science/math/pssp/default.nix b/pkgs/applications/science/math/pssp/default.nix
index 6ced805b311..e74e17fa44f 100644
--- a/pkgs/applications/science/math/pssp/default.nix
+++ b/pkgs/applications/science/math/pssp/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, libxml2, readline, zlib, perl, cairo, gtk, gsl
+{ stdenv, fetchurl, libxml2, readline, zlib, perl, cairo, gtk2, gsl
 , pkgconfig, gtksourceview, pango, gettext, libglade
 }:
 
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
     sha256 = "0vri2pzvmm38qaihfvwlry30f40lcnps4blg59ixic4q20ldxf5d";
   };
 
-  buildInputs = [ libxml2 readline zlib perl cairo gtk gsl pkgconfig
+  buildInputs = [ libxml2 readline zlib perl cairo gtk2 gsl pkgconfig
     gtksourceview pango gettext libglade ];
 
   doCheck = false;
diff --git a/pkgs/applications/science/math/scilab/default.nix b/pkgs/applications/science/math/scilab/default.nix
index 8482bd6fe94..89670e66641 100644
--- a/pkgs/applications/science/math/scilab/default.nix
+++ b/pkgs/applications/science/math/scilab/default.nix
@@ -3,7 +3,7 @@
 , Xaw3d, withXaw3d ? false
 #, withPVMlib ? false
 , tcl, tk, withTk ? false
-, gtk, withGtk ? false # working ?
+, gtk2, withGtk ? false # working ?
 #, withF2c ? false
 , ocaml, withOCaml ? false
 #, withJava ? false
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [gfortran ncurses]
-  ++ lib.optionals withGtk [gtk]
+  ++ lib.optionals withGtk [gtk2]
   ++ lib.optionals withOCaml [ocaml]
   ++ lib.optional withX xlibsWrapper
   ;
diff --git a/pkgs/applications/science/misc/boinc/default.nix b/pkgs/applications/science/misc/boinc/default.nix
index d45f4a2b210..53ea9ce7212 100644
--- a/pkgs/applications/science/misc/boinc/default.nix
+++ b/pkgs/applications/science/misc/boinc/default.nix
@@ -1,6 +1,6 @@
 { fetchFromGitHub, stdenv, autoconf, automake, pkgconfig, m4, curl,
 mesa, libXmu, libXi, freeglut, libjpeg, libtool, wxGTK, xcbutil,
-sqlite, gtk, patchelf, libXScrnSaver, libnotify, libX11, libxcb }:
+sqlite, gtk2, patchelf, libXScrnSaver, libnotify, libX11, libxcb }:
 
 stdenv.mkDerivation rec {
   version = "7.4.42";
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [ libtool automake autoconf m4 pkgconfig curl mesa libXmu libXi
-    freeglut libjpeg wxGTK sqlite gtk libXScrnSaver libnotify patchelf libX11 
+    freeglut libjpeg wxGTK sqlite gtk2 libXScrnSaver libnotify patchelf libX11
     libxcb xcbutil
   ];
 
diff --git a/pkgs/applications/science/misc/openmodelica/default.nix b/pkgs/applications/science/misc/openmodelica/default.nix
index fd39f61c863..8d673a15fa8 100644
--- a/pkgs/applications/science/misc/openmodelica/default.nix
+++ b/pkgs/applications/science/misc/openmodelica/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchgit, fetchsvn, autoconf, automake, libtool, gfortran, clang, cmake, gnumake,
 hwloc, jre, liblapack, blas, hdf5, expat, ncurses, readline, qt4, webkit, which,
 lp_solve, omniorb, sqlite, libatomic_ops, pkgconfig, file, gettext, flex, bison,
-doxygen, boost, openscenegraph, gnome, pangox_compat, xorg, git, bash, gtk, makeWrapper }:
+doxygen, boost, openscenegraph, gnome2, pangox_compat, xorg, git, bash, gtk2, makeWrapper }:
 
 let
 
@@ -17,8 +17,8 @@ stdenv.mkDerivation {
   buildInputs = [autoconf cmake automake libtool gfortran clang gnumake
     hwloc jre liblapack blas hdf5 expat ncurses readline qt4 webkit which
     lp_solve omniorb sqlite libatomic_ops pkgconfig file gettext flex bison
-    doxygen boost openscenegraph gnome.gtkglext pangox_compat xorg.libXmu
-    git gtk makeWrapper];
+    doxygen boost openscenegraph gnome2.gtkglext pangox_compat xorg.libXmu
+    git gtk2 makeWrapper];
 
   hardeningDisable = [ "format" ];
 
diff --git a/pkgs/applications/version-management/rabbitvcs/default.nix b/pkgs/applications/version-management/rabbitvcs/default.nix
index 212151b6c4a..01929655081 100644
--- a/pkgs/applications/version-management/rabbitvcs/default.nix
+++ b/pkgs/applications/version-management/rabbitvcs/default.nix
@@ -11,7 +11,7 @@ python2Packages.buildPythonApplication rec {
     sha256 = "0964pdylrx4n9c9l8ncwv4q1p63y4hadb5v4pgvm0m2fah2jlkly";
   };
 
-  pythonPath = with python2Packages; [ configobj dbus-python pygobject pygtk simplejson pysvn dulwich tkinter gvfs xdg_utils ];
+  pythonPath = with python2Packages; [ configobj dbus-python pygobject2 pygtk simplejson pysvn dulwich tkinter gvfs xdg_utils ];
 
   prePatch = ''
       sed -ie 's|if sys\.argv\[1\] == "install":|if False:|' ./setup.py
diff --git a/pkgs/applications/version-management/smartgithg/default.nix b/pkgs/applications/version-management/smartgithg/default.nix
index 51d70156e9c..485e8cc6c21 100644
--- a/pkgs/applications/version-management/smartgithg/default.nix
+++ b/pkgs/applications/version-management/smartgithg/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, lib, makeWrapper
 , jre
-, gtk, glib
+, gtk2, glib
 , libXtst
 , git, mercurial, subversion
 , which
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
       which
     ];
     runtime_lib_paths = lib.makeLibraryPath [
-      gtk glib
+      gtk2 glib
       libXtst
     ];
   in ''
diff --git a/pkgs/applications/video/coriander/default.nix b/pkgs/applications/video/coriander/default.nix
index e3c28853403..6eb9e94e969 100644
--- a/pkgs/applications/video/coriander/default.nix
+++ b/pkgs/applications/video/coriander/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, pkgconfig, glib, gtk, libgnomeui, libXv, libraw1394, libdc1394
+{stdenv, fetchurl, pkgconfig, glib, gtk2, libgnomeui, libXv, libraw1394, libdc1394
 , SDL, automake, GConf }:
 
 stdenv.mkDerivation rec {
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
     cp ${automake}/share/automake-*/mkinstalldirs .
   '';
 
-  buildInputs = [ pkgconfig glib gtk libgnomeui libXv libraw1394 libdc1394 SDL GConf ];
+  buildInputs = [ pkgconfig glib gtk2 libgnomeui libXv libraw1394 libdc1394 SDL GConf ];
   
   meta = {
     homepage = http://damien.douxchamps.net/ieee1394/coriander/;
diff --git a/pkgs/applications/video/gnash/default.nix b/pkgs/applications/video/gnash/default.nix
index 0200b0c70f4..cf17b66ef48 100644
--- a/pkgs/applications/video/gnash/default.nix
+++ b/pkgs/applications/video/gnash/default.nix
@@ -3,7 +3,7 @@
 , gst_ffmpeg, speex
 , libogg, libxml2, libjpeg, mesa, libpng, libungif, libtool
 , boost, freetype, agg, dbus, curl, pkgconfig, gettext
-, glib, gtk, gtkglext, pangox_compat, xlibsWrapper, ming, dejagnu, python, perl
+, glib, gtk2, gtkglext, pangox_compat, xlibsWrapper, ming, dejagnu, python, perl
 , freefont_ttf, haxe, swftools
 , lib, makeWrapper
 , xulrunner }:
@@ -54,7 +54,7 @@ stdenv.mkDerivation rec {
     gettext xlibsWrapper SDL SDL_mixer gstreamer gst_plugins_base gst_plugins_good
     gst_ffmpeg speex libtool
     libogg libxml2 libjpeg mesa libpng libungif boost freetype agg
-    dbus curl pkgconfig glib gtk gtkglext pangox_compat
+    dbus curl pkgconfig glib gtk2 gtkglext pangox_compat
     xulrunner
     makeWrapper
   ]
diff --git a/pkgs/applications/video/gnome-mplayer/default.nix b/pkgs/applications/video/gnome-mplayer/default.nix
index 7c1d13fd79d..1096a64887b 100644
--- a/pkgs/applications/video/gnome-mplayer/default.nix
+++ b/pkgs/applications/video/gnome-mplayer/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, pkgconfig, glib, gtk, dbus, dbus_glib, GConf}:
+{stdenv, fetchurl, pkgconfig, glib, gtk2, dbus, dbus_glib, GConf}:
 
 stdenv.mkDerivation rec {
   name = "gnome-mplayer-1.0.4";
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     sha256 = "1k5yplsvddcm7xza5h4nfb6vibzjcqsk8gzis890alizk07f5xp2";
   };
 
-  buildInputs = [pkgconfig glib gtk dbus dbus_glib GConf];
+  buildInputs = [pkgconfig glib gtk2 dbus dbus_glib GConf];
   
   meta = {
     homepage = http://kdekorte.googlepages.com/gnomemplayer;
diff --git a/pkgs/applications/video/kazam/default.nix b/pkgs/applications/video/kazam/default.nix
index 9113ff75bfd..8653305f908 100644
--- a/pkgs/applications/video/kazam/default.nix
+++ b/pkgs/applications/video/kazam/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, python3Packages, gst_all_1, makeWrapper, gobjectIntrospection
-, gtk3, libwnck3, keybinder, intltool, libcanberra }:
+, gtk3, libwnck3, keybinder, intltool, libcanberra_gtk2 }:
 
 
 python3Packages.buildPythonApplication rec {
@@ -25,7 +25,7 @@ python3Packages.buildPythonApplication rec {
   patches = [ ./datadir.patch ./bug_1190693.patch ];
   prePatch = ''
     rm setup.cfg
-    substituteInPlace kazam/backend/grabber.py --replace "/usr/bin/canberra-gtk-play" "${libcanberra}/bin/canberra-gtk-play"
+    substituteInPlace kazam/backend/grabber.py --replace "/usr/bin/canberra-gtk-play" "${libcanberra_gtk2}/bin/canberra-gtk-play"
   '';
 
   # no tests
diff --git a/pkgs/applications/video/key-mon/default.nix b/pkgs/applications/video/key-mon/default.nix
index 12fc7151cd0..a579b21a1de 100644
--- a/pkgs/applications/video/key-mon/default.nix
+++ b/pkgs/applications/video/key-mon/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, buildPythonApplication, gnome, librsvg, pygtk, pythonPackages }:
+{ stdenv, fetchurl, buildPythonApplication, gnome2, librsvg, pygtk, pythonPackages }:
 
 buildPythonApplication rec {
   name = "key-mon-${version}";
@@ -11,7 +11,7 @@ buildPythonApplication rec {
   };
 
   propagatedBuildInputs =
-    [ gnome.python_rsvg librsvg pygtk pythonPackages.xlib ];
+    [ gnome2.python_rsvg librsvg pygtk pythonPackages.xlib ];
 
   doCheck = false;
 
diff --git a/pkgs/applications/video/kino/default.nix b/pkgs/applications/video/kino/default.nix
index ea515827087..3d2bf1f1a4f 100644
--- a/pkgs/applications/video/kino/default.nix
+++ b/pkgs/applications/video/kino/default.nix
@@ -50,7 +50,7 @@
 #AMR-WB float support      no
 #AMR-WB IF2 support        no
 
-{ stdenv, fetchurl, gtk, libglade, libxml2, libraw1394, libsamplerate, libdv
+{ stdenv, fetchurl, gtk2, libglade, libxml2, libraw1394, libsamplerate, libdv
 , pkgconfig, perl, perlXMLParser, libavc1394, libiec61883, libXv, gettext
 , libX11, glib, cairo, intltool, ffmpeg, libv4l
 }:
@@ -63,7 +63,7 @@ stdenv.mkDerivation {
     sha256 = "020s05k0ma83rq2kfs8x474pqicaqp9spar81qc816ddfrnh8k8i";
   };
 
-  buildInputs = [ gtk libglade libxml2 libraw1394 libsamplerate libdv 
+  buildInputs = [ gtk2 libglade libxml2 libraw1394 libsamplerate libdv
       pkgconfig perl perlXMLParser libavc1394 libiec61883 intltool libXv gettext libX11 glib cairo ffmpeg libv4l ]; # TODOoptional packages 
 
   configureFlags = "--enable-local-ffmpeg=no";
diff --git a/pkgs/applications/video/miro/default.nix b/pkgs/applications/video/miro/default.nix
index 2a45c1a9eb2..9e08f2fffb1 100644
--- a/pkgs/applications/video/miro/default.nix
+++ b/pkgs/applications/video/miro/default.nix
@@ -69,13 +69,13 @@ in buildPythonApplication rec {
       --prefix XDG_DATA_DIRS : "$GSETTINGS_SCHEMAS_PATH:$out/share"
   '';
 
-  buildInputs = with pythonPackages; [ pygtk pygobject ] ++ [
+  buildInputs = with pythonPackages; [ pygtk pygobject2 ] ++ [
     pkgconfig pyrex096 ffmpeg boost glib gtk2 webkitgtk2 libsoup
     taglib gsettings_desktop_schemas sqlite
   ];
 
   propagatedBuildInputs = with pythonPackages; [
-    pygobject pygtk pycurl sqlite3 mutagen pycairo dbus-python
+    pygobject2 pygtk pycurl sqlite3 mutagen pycairo dbus-python
     pywebkitgtk] ++ [ libtorrentRasterbar
     gst_python gst_plugins_base gst_plugins_good gst_ffmpeg
   ] ++ optional enableBonjour avahi;
diff --git a/pkgs/applications/video/mkcast/default.nix b/pkgs/applications/video/mkcast/default.nix
index a0605bb7128..2c5d3d365c1 100644
--- a/pkgs/applications/video/mkcast/default.nix
+++ b/pkgs/applications/video/mkcast/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchFromGitHub, wmctrl, pythonPackages, byzanz
-, xdpyinfo, makeWrapper, gtk, xorg, gnome3 }:
+, xdpyinfo, makeWrapper, gtk2, xorg, gnome3 }:
 
 stdenv.mkDerivation rec {
   name = "mkcast-2015-03-13";
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
     sha256 = "15wp3n3z8gw7kjdxs4ahda17n844awhxsqbql5ipsdhqfxah2d8p";
   };
 
-  buildInputs = with pythonPackages; [ makeWrapper pygtk gtk xlib ];
+  buildInputs = with pythonPackages; [ makeWrapper pygtk gtk2 xlib ];
 
   makeFlags = [ "PREFIX=$(out)" ];
 
diff --git a/pkgs/applications/video/xvidcap/default.nix b/pkgs/applications/video/xvidcap/default.nix
index 527d31004b0..c8414bbb83a 100644
--- a/pkgs/applications/video/xvidcap/default.nix
+++ b/pkgs/applications/video/xvidcap/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, perl, perlXMLParser, pkgconfig, gtk
+{ stdenv, fetchurl, perl, perlXMLParser, pkgconfig, gtk2
 , scrollkeeper, libglade, libXmu, libX11, libXext, gettext
 , lame, libXfixes, libXdamage }:
 
@@ -12,7 +12,7 @@ stdenv.mkDerivation {
 
   patches = [ ./xlib.patch ];
   buildInputs = [
-    perl perlXMLParser pkgconfig gtk scrollkeeper
+    perl perlXMLParser pkgconfig gtk2 scrollkeeper
     libglade libXmu gettext lame libXdamage libXfixes libXext libX11
   ];
 
diff --git a/pkgs/applications/virtualization/bochs/default.nix b/pkgs/applications/virtualization/bochs/default.nix
index 8c420b11f55..dfd92685579 100644
--- a/pkgs/applications/virtualization/bochs/default.nix
+++ b/pkgs/applications/virtualization/bochs/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, config
 , pkgconfig, libtool
-, gtk, mesa, readline, libX11, libXpm
+, gtk2, mesa, readline, libX11, libXpm
 , docbook_xml_dtd_45, docbook_xsl
 , sdlSupport ? true, SDL2 ? null
 , termSupport ? true , ncurses ? null
@@ -12,7 +12,7 @@
 
 assert sdlSupport -> (SDL2 != null);
 assert termSupport -> (ncurses != null);
-assert wxSupport -> (gtk != null && wxGTK != null);
+assert wxSupport -> (gtk2 != null && wxGTK != null);
 assert wgetSupport -> (wget != null);
 assert curlSupport -> (curl != null);
 
@@ -69,7 +69,7 @@ stdenv.mkDerivation rec {
   busMouse = config.bochs.busMouse or false;
 
   buildInputs = with stdenv.lib;
-  [ pkgconfig libtool gtk mesa readline libX11 libXpm docbook_xml_dtd_45 docbook_xsl ]
+  [ pkgconfig libtool gtk2 mesa readline libX11 libXpm docbook_xml_dtd_45 docbook_xsl ]
   ++ optionals termSupport [ ncurses ]
   ++ optionals sdlSupport [ SDL2 ]
   ++ optionals wxSupport [ wxGTK ]
@@ -143,7 +143,7 @@ stdenv.mkDerivation rec {
     ++ stdenv.lib.optional busMouse "--enable-busmouse"
     ;
 
-  NIX_CFLAGS_COMPILE="-I${gtk.dev}/include/gtk-2.0/ -I${libtool}/include/";
+  NIX_CFLAGS_COMPILE="-I${gtk2.dev}/include/gtk-2.0/ -I${libtool}/include/";
   NIX_LDFLAGS="-L${libtool.lib}/lib";
 
   hardeningDisable = [ "format" ];
diff --git a/pkgs/applications/window-managers/compiz/default.nix b/pkgs/applications/window-managers/compiz/default.nix
index 46b8c8affc7..b641a571b24 100644
--- a/pkgs/applications/window-managers/compiz/default.nix
+++ b/pkgs/applications/window-managers/compiz/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, cmake, pkgconfig
-, libXrender, renderproto, gtk, libwnck, pango, cairo
+, libXrender, renderproto, gtk2, libwnck, pango, cairo
 , GConf, libXdamage, damageproto, libxml2, libxslt, glibmm
 , metacity
 , libstartup_notification, libpthreadstubs, libxcb, intltool
@@ -24,7 +24,7 @@ let
     sha256="00m73im5kdpbfjg9ryzxnab5qvx5j51gxwr3wzimkrcbax6vb3ph";
   };
   buildInputs = [cmake pkgconfig
-    libXrender renderproto gtk libwnck pango cairo
+    libXrender renderproto gtk2 libwnck pango cairo
     GConf libXdamage damageproto libxml2 libxslt glibmm libstartup_notification
     metacity
     libpthreadstubs libxcb intltool
diff --git a/pkgs/applications/window-managers/fbpanel/default.nix b/pkgs/applications/window-managers/fbpanel/default.nix
index 7e23dd60503..b521240b48f 100644
--- a/pkgs/applications/window-managers/fbpanel/default.nix
+++ b/pkgs/applications/window-managers/fbpanel/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig
-, libX11, libXmu, libXpm, gtk, libpng, libjpeg, libtiff, librsvg
+, libX11, libXmu, libXpm, gtk2, libpng, libjpeg, libtiff, librsvg
 }:
 
 stdenv.mkDerivation rec {
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
     sha256 = "e14542cc81ea06e64dd4708546f5fd3f5e01884c3e4617885c7ef22af8cf3965";
   };
   buildInputs =
-    [ pkgconfig libX11 libXmu libXpm gtk libpng libjpeg libtiff librsvg ];
+    [ pkgconfig libX11 libXmu libXpm gtk2 libpng libjpeg libtiff librsvg ];
 
   preConfigure = "patchShebangs .";
 
diff --git a/pkgs/applications/window-managers/trayer/default.nix b/pkgs/applications/window-managers/trayer/default.nix
index b7f1d9adad1..296de4e1e25 100644
--- a/pkgs/applications/window-managers/trayer/default.nix
+++ b/pkgs/applications/window-managers/trayer/default.nix
@@ -1,9 +1,9 @@
-{ stdenv, fetchFromGitHub, pkgconfig, gdk_pixbuf, gtk, libXmu }:
+{ stdenv, fetchFromGitHub, pkgconfig, gdk_pixbuf, gtk2, libXmu }:
 
 stdenv.mkDerivation rec {
   name = "trayer-1.1.6";
 
-  buildInputs = [ pkgconfig gdk_pixbuf gtk libXmu ];
+  buildInputs = [ pkgconfig gdk_pixbuf gtk2 libXmu ];
 
   src = fetchFromGitHub {
     owner = "sargon";