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-rw-r--r--pkgs/desktops/gnome-3/apps/accerciser/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/bijiben/default.nix18
-rw-r--r--pkgs/desktops/gnome-3/apps/cheese/default.nix18
-rw-r--r--pkgs/desktops/gnome-3/apps/evolution/default.nix20
-rw-r--r--pkgs/desktops/gnome-3/apps/gedit/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/glade/default.nix2
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-boxes/default.nix12
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-calendar/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-characters/default.nix2
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-clocks/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-documents/default.nix12
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-logs/default.nix2
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-maps/default.nix6
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-music/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-photos/default.nix12
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-power-manager/default.nix6
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-weather/default.nix2
-rw-r--r--pkgs/desktops/gnome-3/apps/polari/default.nix12
-rw-r--r--pkgs/desktops/gnome-3/apps/seahorse/default.nix10
-rw-r--r--pkgs/desktops/gnome-3/core/adwaita-icon-theme/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/caribou/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/dconf-editor/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/dconf/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/empathy/default.nix32
-rw-r--r--pkgs/desktops/gnome-3/core/eog/default.nix6
-rw-r--r--pkgs/desktops/gnome-3/core/epiphany/default.nix20
-rw-r--r--pkgs/desktops/gnome-3/core/evince/default.nix10
-rw-r--r--pkgs/desktops/gnome-3/core/evolution-data-server/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/core/folks/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/core/gconf/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gcr/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/core/gdm/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/geocode-glib/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-bluetooth/default.nix6
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-calculator/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-common/default.nix2
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-contacts/default.nix20
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-control-center/default.nix22
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-desktop/default.nix6
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-dictionary/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-disk-utility/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-font-viewer/default.nix2
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-keyring/default.nix6
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-online-accounts/default.nix12
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-online-miners/default.nix6
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-screenshot/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-session/default.nix12
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-settings-daemon/default.nix12
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-shell/default.nix18
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-software/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-system-log/default.nix6
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-system-monitor/default.nix6
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-terminal/default.nix14
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-user-share/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/grilo-plugins/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/core/gsettings-desktop-schemas/default.nix2
-rw-r--r--pkgs/desktops/gnome-3/core/gtksourceview/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gucharmap/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/core/libgdata/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/core/libgweather/default.nix2
-rw-r--r--pkgs/desktops/gnome-3/core/libzapojit/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/mutter/default.nix10
-rw-r--r--pkgs/desktops/gnome-3/core/nautilus/default.nix14
-rw-r--r--pkgs/desktops/gnome-3/core/sushi/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/totem/default.nix14
-rw-r--r--pkgs/desktops/gnome-3/core/tracker-miners/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/core/tracker/default.nix6
-rw-r--r--pkgs/desktops/gnome-3/core/vino/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/core/vte/default.nix2
-rw-r--r--pkgs/desktops/gnome-3/core/vte/ng.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/yelp-tools/default.nix2
-rw-r--r--pkgs/desktops/gnome-3/core/yelp/default.nix6
-rw-r--r--pkgs/desktops/gnome-3/core/zenity/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/default.nix98
-rw-r--r--pkgs/desktops/gnome-3/devtools/anjuta/default.nix2
-rw-r--r--pkgs/desktops/gnome-3/devtools/devhelp/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/extensions/chrome-gnome-shell/default.nix2
-rw-r--r--pkgs/desktops/gnome-3/games/aisleriot/default.nix6
-rw-r--r--pkgs/desktops/gnome-3/games/four-in-a-row/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/gnome-nibbles/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/gnome-robots/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/gnome-sudoku/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/gnome-taquin/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/iagno/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/lightsoff/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/quadrapassel/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/games/swell-foop/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/misc/california/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/misc/geary/default.nix14
-rw-r--r--pkgs/desktops/gnome-3/misc/gfbgraph/default.nix6
-rw-r--r--pkgs/desktops/gnome-3/misc/gitg/default.nix12
-rw-r--r--pkgs/desktops/gnome-3/misc/gnome-packagekit/default.nix8
-rw-r--r--pkgs/desktops/gnome-3/misc/gnome-tweak-tool/default.nix10
-rw-r--r--pkgs/desktops/gnome-3/misc/gpaste/default.nix2
-rw-r--r--pkgs/desktops/gnome-3/misc/gtkhtml/default.nix2
-rw-r--r--pkgs/desktops/gnome-3/misc/libgit2-glib/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/misc/pomodoro/default.nix8
97 files changed, 422 insertions, 394 deletions
diff --git a/pkgs/desktops/gnome-3/apps/accerciser/default.nix b/pkgs/desktops/gnome-3/apps/accerciser/default.nix
index 545e89a8512..bf823426f60 100644
--- a/pkgs/desktops/gnome-3/apps/accerciser/default.nix
+++ b/pkgs/desktops/gnome-3/apps/accerciser/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, gnome3, gtk3, wrapGAppsHook
-, itstool, libxml2, python3Packages, at_spi2_core
+, itstool, libxml2, python3Packages, at-spi2-core
 , dbus, intltool, libwnck3 }:
 
 stdenv.mkDerivation rec {
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
   buildInputs = [
     gtk3 wrapGAppsHook itstool libxml2 python3Packages.python python3Packages.pyatspi
     python3Packages.pygobject3 python3Packages.ipython
-    at_spi2_core dbus intltool libwnck3 gnome3.defaultIconTheme
+    at-spi2-core dbus intltool libwnck3 gnome3.defaultIconTheme
   ];
 
   wrapPrefixVariables = [ "PYTHONPATH" ];
diff --git a/pkgs/desktops/gnome-3/apps/bijiben/default.nix b/pkgs/desktops/gnome-3/apps/bijiben/default.nix
index ca266d73fd3..802002d266a 100644
--- a/pkgs/desktops/gnome-3/apps/bijiben/default.nix
+++ b/pkgs/desktops/gnome-3/apps/bijiben/default.nix
@@ -1,7 +1,7 @@
 { stdenv, meson, ninja, gettext, fetchurl, pkgconfig, glib
-, evolution_data_server, evolution, sqlite
-, wrapGAppsHook, itstool, desktop_file_utils
-, clutter_gtk, libuuid, webkitgtk, zeitgeist
+, evolution-data-server, evolution, sqlite
+, wrapGAppsHook, itstool, desktop-file-utils
+, clutter-gtk, libuuid, webkitgtk, zeitgeist
 , gnome3, librsvg, gdk_pixbuf, libxml2 }:
 
 stdenv.mkDerivation rec {
@@ -18,16 +18,16 @@ stdenv.mkDerivation rec {
     patchShebangs meson_post_install.py
   '';
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
 
   nativeBuildInputs = [
-    meson ninja pkgconfig gettext itstool libxml2 desktop_file_utils wrapGAppsHook
+    meson ninja pkgconfig gettext itstool libxml2 desktop-file-utils wrapGAppsHook
   ];
-  buildInputs = [ glib clutter_gtk libuuid webkitgtk gnome3.tracker
-                  gnome3.gnome_online_accounts zeitgeist
-                  gnome3.gsettings_desktop_schemas
+  buildInputs = [ glib clutter-gtk libuuid webkitgtk gnome3.tracker
+                  gnome3.gnome-online-accounts zeitgeist
+                  gnome3.gsettings-desktop-schemas
                   gdk_pixbuf gnome3.defaultIconTheme librsvg
-                  evolution_data_server evolution sqlite ];
+                  evolution-data-server evolution sqlite ];
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/desktops/gnome-3/apps/cheese/default.nix b/pkgs/desktops/gnome-3/apps/cheese/default.nix
index e94a89c7f27..42e5cb4bc4d 100644
--- a/pkgs/desktops/gnome-3/apps/cheese/default.nix
+++ b/pkgs/desktops/gnome-3/apps/cheese/default.nix
@@ -1,8 +1,8 @@
-{ stdenv, intltool, fetchurl, wrapGAppsHook, gnome-video-effects, libcanberra_gtk3
-, pkgconfig, gtk3, glib, clutter_gtk, clutter-gst, udev, gst_all_1, itstool
+{ stdenv, intltool, fetchurl, wrapGAppsHook, gnome-video-effects, libcanberra-gtk3
+, pkgconfig, gtk3, glib, clutter-gtk, clutter-gst, udev, gst_all_1, itstool
 , libgudev, autoreconfHook, vala, docbook_xml_dtd_43, docbook_xsl, appstream-glib
-, libxslt, yelp_tools, gnome_common, gtk_doc
-, adwaita-icon-theme, librsvg, totem, gdk_pixbuf, gnome3, gnome_desktop, libxml2 }:
+, libxslt, yelp-tools, gnome-common, gtk-doc
+, adwaita-icon-theme, librsvg, totem, gdk_pixbuf, gnome3, gnome-desktop, libxml2 }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
@@ -10,18 +10,18 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     pkgconfig intltool itstool vala wrapGAppsHook libxml2 appstream-glib
     libxslt docbook_xml_dtd_43 docbook_xsl
-    autoreconfHook gtk_doc yelp_tools gnome_common
+    autoreconfHook gtk-doc yelp-tools gnome-common
   ];
   buildInputs = [ gtk3 glib gnome-video-effects
                   gdk_pixbuf adwaita-icon-theme librsvg udev gst_all_1.gstreamer
-                  gst_all_1.gst-plugins-base gst_all_1.gst-plugins-good gnome_desktop
-                  gst_all_1.gst-plugins-bad clutter_gtk clutter-gst
-                  libcanberra_gtk3 libgudev ];
+                  gst_all_1.gst-plugins-base gst_all_1.gst-plugins-good gnome-desktop
+                  gst_all_1.gst-plugins-bad clutter-gtk clutter-gst
+                  libcanberra-gtk3 libgudev ];
 
   outputs = [ "out" "man" "devdoc" ];
 
   patches = [
-    gtk_doc.respect_xml_catalog_files_var_patch
+    gtk-doc.respect_xml_catalog_files_var_patch
   ];
 
   preFixup = ''
diff --git a/pkgs/desktops/gnome-3/apps/evolution/default.nix b/pkgs/desktops/gnome-3/apps/evolution/default.nix
index 4996120d493..ebbaccf9606 100644
--- a/pkgs/desktops/gnome-3/apps/evolution/default.nix
+++ b/pkgs/desktops/gnome-3/apps/evolution/default.nix
@@ -1,8 +1,8 @@
 { stdenv, cmake, intltool, fetchurl, libxml2, webkitgtk, highlight
 , pkgconfig, gtk3, glib, libnotify, gtkspell3
-, wrapGAppsHook, itstool, shared_mime_info, libical, db, gcr, sqlite
+, wrapGAppsHook, itstool, shared-mime-info, libical, db, gcr, sqlite
 , gnome3, librsvg, gdk_pixbuf, libsecret, nss, nspr, icu
-, libcanberra_gtk3, bogofilter, gst_all_1, procps, p11_kit, openldap }:
+, libcanberra-gtk3, bogofilter, gst_all_1, procps, p11-kit, openldap }:
 
 let
   majVer = gnome3.version;
@@ -11,17 +11,17 @@ in stdenv.mkDerivation rec {
 
   doCheck = true;
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard
-                            gnome3.evolution_data_server ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard
+                            gnome3.evolution-data-server ];
 
   buildInputs = [ gtk3 glib gdk_pixbuf gnome3.defaultIconTheme librsvg db icu
-                  gnome3.evolution_data_server libsecret libical gcr
-                  webkitgtk shared_mime_info gnome3.gnome_desktop gtkspell3
-                  libcanberra_gtk3 bogofilter gnome3.libgdata sqlite
-                  gst_all_1.gstreamer gst_all_1.gst-plugins-base p11_kit
+                  gnome3.evolution-data-server libsecret libical gcr
+                  webkitgtk shared-mime-info gnome3.gnome-desktop gtkspell3
+                  libcanberra-gtk3 bogofilter gnome3.libgdata sqlite
+                  gst_all_1.gstreamer gst_all_1.gst-plugins-base p11-kit
                   nss nspr libnotify procps highlight gnome3.libgweather
-                  gnome3.gsettings_desktop_schemas
-                  gnome3.libgnome_keyring gnome3.glib_networking openldap
+                  gnome3.gsettings-desktop-schemas
+                  gnome3.libgnome-keyring gnome3.glib-networking openldap
                 ];
 
   nativeBuildInputs = [ cmake intltool itstool libxml2 pkgconfig wrapGAppsHook ];
diff --git a/pkgs/desktops/gnome-3/apps/gedit/default.nix b/pkgs/desktops/gnome-3/apps/gedit/default.nix
index 69056e28c26..f087b3129c4 100644
--- a/pkgs/desktops/gnome-3/apps/gedit/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gedit/default.nix
@@ -6,14 +6,14 @@
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
 
   nativeBuildInputs = [ pkgconfig wrapGAppsHook ];
 
   buildInputs = [ gtk3 glib intltool itstool enchant isocodes
                   gdk_pixbuf gnome3.defaultIconTheme librsvg libsoup
                   gnome3.libpeas gnome3.gtksourceview libxml2
-                  gnome3.gsettings_desktop_schemas gnome3.dconf file gspell ];
+                  gnome3.gsettings-desktop-schemas gnome3.dconf file gspell ];
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/desktops/gnome-3/apps/glade/default.nix b/pkgs/desktops/gnome-3/apps/glade/default.nix
index 8b198b9c879..6f79eeb7aed 100644
--- a/pkgs/desktops/gnome-3/apps/glade/default.nix
+++ b/pkgs/desktops/gnome-3/apps/glade/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   ];
   buildInputs = [
     gtk3 glib libxml2 python3 python3.pkgs.pygobject3
-    gnome3.gsettings_desktop_schemas
+    gnome3.gsettings-desktop-schemas
     gdk_pixbuf gnome3.defaultIconTheme
   ];
 
diff --git a/pkgs/desktops/gnome-3/apps/gnome-boxes/default.nix b/pkgs/desktops/gnome-3/apps/gnome-boxes/default.nix
index 6126fed8e06..8f9a33f01b4 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-boxes/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-boxes/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, makeWrapper, pkgconfig, gettext, itstool, libvirt-glib
-, glib, gobjectIntrospection, libxml2, gtk3, gtkvnc, libvirt, spice_gtk
-, spice_protocol, libsoup, libosinfo, systemd, tracker, tracker-miners, vala
-, libcap, yajl, gmp, gdbm, cyrus_sasl, gnome3, librsvg, desktop_file_utils
+, glib, gobjectIntrospection, libxml2, gtk3, gtkvnc, libvirt, spice-gtk
+, spice-protocol, libsoup, libosinfo, systemd, tracker, tracker-miners, vala
+, libcap, yajl, gmp, gdbm, cyrus_sasl, gnome3, librsvg, desktop-file-utils
 , mtools, cdrkit, libcdio, libusb, libarchive, acl, libgudev, qemu, libsecret
 , libcap_ng, numactl, xen, libapparmor
 }:
@@ -21,9 +21,9 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     itstool libvirt-glib glib gobjectIntrospection libxml2 gtk3 gtkvnc
-    libvirt spice_gtk spice_protocol libsoup libosinfo systemd
+    libvirt spice-gtk spice-protocol libsoup libosinfo systemd
     tracker tracker-miners vala libcap yajl gmp gdbm cyrus_sasl libusb libarchive
-    gnome3.defaultIconTheme librsvg desktop_file_utils acl libgudev libsecret
+    gnome3.defaultIconTheme librsvg desktop-file-utils acl libgudev libsecret
     libcap_ng numactl xen libapparmor
   ];
 
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
     for prog in "$out/bin/"*; do
         wrapProgram "$prog" \
             --set GDK_PIXBUF_MODULE_FILE "$GDK_PIXBUF_MODULE_FILE" \
-            --prefix XDG_DATA_DIRS : "${gnome3.gnome_themes_standard}/share:$XDG_ICON_DIRS:$GSETTINGS_SCHEMAS_PATH" \
+            --prefix XDG_DATA_DIRS : "${gnome3.gnome-themes-standard}/share:$XDG_ICON_DIRS:$GSETTINGS_SCHEMAS_PATH" \
             --prefix PATH : "${stdenv.lib.makeBinPath [ mtools cdrkit libcdio qemu ]}"
     done
   '';
diff --git a/pkgs/desktops/gnome-3/apps/gnome-calendar/default.nix b/pkgs/desktops/gnome-3/apps/gnome-calendar/default.nix
index c13d7e976e5..a464b823ba2 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-calendar/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-calendar/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, meson, ninja, pkgconfig, wrapGAppsHook
-, gettext, libxml2, gnome3, gtk, evolution_data_server, libsoup
-, glib, gnome_online_accounts, gsettings_desktop_schemas }:
+, gettext, libxml2, gnome3, gtk, evolution-data-server, libsoup
+, glib, gnome-online-accounts, gsettings-desktop-schemas }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
@@ -9,8 +9,8 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ meson ninja pkgconfig gettext libxml2 wrapGAppsHook ];
   buildInputs = [
-    gtk evolution_data_server libsoup glib gnome_online_accounts
-    gsettings_desktop_schemas gnome3.defaultIconTheme
+    gtk evolution-data-server libsoup glib gnome-online-accounts
+    gsettings-desktop-schemas gnome3.defaultIconTheme
   ];
 
   postPatch = ''
diff --git a/pkgs/desktops/gnome-3/apps/gnome-characters/default.nix b/pkgs/desktops/gnome-3/apps/gnome-characters/default.nix
index a354c4f6316..c1efd7e24cc 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-characters/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-characters/default.nix
@@ -7,7 +7,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig wrapGAppsHook intltool ];
   buildInputs = [
     gtk3 gjs gdk_pixbuf gobjectIntrospection
-    librsvg gnome3.gsettings_desktop_schemas gnome3.defaultIconTheme
+    librsvg gnome3.gsettings-desktop-schemas gnome3.defaultIconTheme
   ];
 
   meta = with stdenv.lib; {
diff --git a/pkgs/desktops/gnome-3/apps/gnome-clocks/default.nix b/pkgs/desktops/gnome-3/apps/gnome-clocks/default.nix
index 5441f1e5edc..219a52b9843 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-clocks/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-clocks/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl
-, meson, ninja, gettext, pkgconfig, wrapGAppsHook, itstool, desktop_file_utils
+, meson, ninja, gettext, pkgconfig, wrapGAppsHook, itstool, desktop-file-utils
 , vala,  gtk3, glib, gsound
 , gnome3, gdk_pixbuf, geoclue2, libgweather }:
 
@@ -9,11 +9,11 @@ stdenv.mkDerivation rec {
   doCheck = true;
 
   nativeBuildInputs = [
-    vala meson ninja pkgconfig gettext itstool wrapGAppsHook desktop_file_utils
+    vala meson ninja pkgconfig gettext itstool wrapGAppsHook desktop-file-utils
   ];
   buildInputs = [
-    gtk3 glib gnome3.gsettings_desktop_schemas gdk_pixbuf gnome3.defaultIconTheme
-    gnome3.gnome_desktop gnome3.geocode_glib geoclue2 libgweather gsound
+    gtk3 glib gnome3.gsettings-desktop-schemas gdk_pixbuf gnome3.defaultIconTheme
+    gnome3.gnome-desktop gnome3.geocode-glib geoclue2 libgweather gsound
   ];
 
   prePatch = "patchShebangs build-aux/";
diff --git a/pkgs/desktops/gnome-3/apps/gnome-documents/default.nix b/pkgs/desktops/gnome-3/apps/gnome-documents/default.nix
index a3f6084c9f3..f565b9b8aae 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-documents/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-documents/default.nix
@@ -2,8 +2,8 @@
 , pkgconfig, gtk3, glib, tracker, tracker-miners
 , itstool, libxslt, webkitgtk
 , gnome3, librsvg, gdk_pixbuf, libsoup, docbook_xsl
-, gobjectIntrospection, json_glib, inkscape, poppler_utils
-, gmp, desktop_file_utils, wrapGAppsHook }:
+, gobjectIntrospection, json-glib, inkscape, poppler_utils
+, gmp, desktop-file-utils, wrapGAppsHook }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
@@ -12,13 +12,13 @@ stdenv.mkDerivation rec {
 
   configureFlags = [ "--enable-getting-started" ];
 
-  nativeBuildInputs = [ pkgconfig gettext itstool libxslt desktop_file_utils docbook_xsl wrapGAppsHook ];
+  nativeBuildInputs = [ pkgconfig gettext itstool libxslt desktop-file-utils docbook_xsl wrapGAppsHook ];
   buildInputs = [ gtk3 glib inkscape poppler_utils
-                  gnome3.gsettings_desktop_schemas gmp
+                  gnome3.gsettings-desktop-schemas gmp
                   gdk_pixbuf gnome3.defaultIconTheme librsvg evince
                   libsoup webkitgtk gjs gobjectIntrospection gnome3.rest
-                  tracker tracker-miners gnome3.libgdata gnome3.gnome_online_accounts
-                  gnome3.gnome_desktop gnome3.libzapojit json_glib gnome3.libgepub ];
+                  tracker tracker-miners gnome3.libgdata gnome3.gnome-online-accounts
+                  gnome3.gnome-desktop gnome3.libzapojit json-glib gnome3.libgepub ];
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/desktops/gnome-3/apps/gnome-logs/default.nix b/pkgs/desktops/gnome-3/apps/gnome-logs/default.nix
index 91d5f7d00e4..416975a88a5 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-logs/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-logs/default.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [
     gtk3 wrapGAppsHook intltool itstool libxml2
-    systemd gnome3.gsettings_desktop_schemas gnome3.defaultIconTheme
+    systemd gnome3.gsettings-desktop-schemas gnome3.defaultIconTheme
   ];
 
   meta = with stdenv.lib; {
diff --git a/pkgs/desktops/gnome-3/apps/gnome-maps/default.nix b/pkgs/desktops/gnome-3/apps/gnome-maps/default.nix
index bb8375d595e..1389c8f4994 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-maps/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-maps/default.nix
@@ -11,10 +11,10 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ intltool gobjectIntrospection wrapGAppsHook
                   gtk3 geoclue2 gnome3.gjs gnome3.libgee folks gfbgraph
-                  gnome3.geocode_glib libchamplain file libsoup
+                  gnome3.geocode-glib libchamplain file libsoup
                   gdk_pixbuf librsvg libgweather autoreconfHook
-                  gnome3.gsettings_desktop_schemas gnome3.evolution_data_server
-                  gnome3.gnome_online_accounts gnome3.defaultIconTheme
+                  gnome3.gsettings-desktop-schemas gnome3.evolution-data-server
+                  gnome3.gnome-online-accounts gnome3.defaultIconTheme
                   webkitgtk ];
 
   # The .service file isn't wrapped with the correct environment
diff --git a/pkgs/desktops/gnome-3/apps/gnome-music/default.nix b/pkgs/desktops/gnome-3/apps/gnome-music/default.nix
index f5454c1c386..58160f08973 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-music/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-music/default.nix
@@ -6,7 +6,7 @@
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ gtk3 glib intltool itstool gnome3.libmediaart
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
                   python3Packages.pycairo python3Packages.dbus-python python3Packages.requests
                   python3Packages.pygobject3 gst_all_1.gstreamer gst_all_1.gst-plugins-base
                   gst_all_1.gst-plugins-good gst_all_1.gst-plugins-bad wrapGAppsHook
-                  gnome3.gsettings_desktop_schemas makeWrapper tracker tracker-miners ];
+                  gnome3.gsettings-desktop-schemas makeWrapper tracker tracker-miners ];
 
   wrapPrefixVariables = [ "PYTHONPATH" ];
 
diff --git a/pkgs/desktops/gnome-3/apps/gnome-photos/default.nix b/pkgs/desktops/gnome-3/apps/gnome-photos/default.nix
index 0b19ba9f0f6..c261aa1f1ef 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-photos/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-photos/default.nix
@@ -1,8 +1,8 @@
 { stdenv, intltool, fetchurl, exempi, libxml2
 , pkgconfig, gtk3, glib, tracker, tracker-miners
 , makeWrapper, itstool, gegl, babl, lcms2
-, desktop_file_utils, gmp, libmediaart, wrapGAppsHook
-, gnome3, librsvg, gdk_pixbuf, libexif, gexiv2, geocode_glib
+, desktop-file-utils, gmp, libmediaart, wrapGAppsHook
+, gnome3, librsvg, gdk_pixbuf, libexif, gexiv2, geocode-glib
 , dleyna-renderer }:
 
 stdenv.mkDerivation rec {
@@ -14,12 +14,12 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ gtk3 glib intltool itstool gegl babl gnome3.libgdata
-                  gnome3.gsettings_desktop_schemas makeWrapper gmp libmediaart
+                  gnome3.gsettings-desktop-schemas makeWrapper gmp libmediaart
                   gdk_pixbuf gnome3.defaultIconTheme librsvg exempi
                   gnome3.gfbgraph gnome3.grilo-plugins gnome3.grilo
-                  gnome3.gnome_online_accounts gnome3.gnome_desktop
-                  lcms2 libexif tracker tracker-miners libxml2 desktop_file_utils
-                  wrapGAppsHook gexiv2 geocode_glib dleyna-renderer ];
+                  gnome3.gnome-online-accounts gnome3.gnome-desktop
+                  lcms2 libexif tracker tracker-miners libxml2 desktop-file-utils
+                  wrapGAppsHook gexiv2 geocode-glib dleyna-renderer ];
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/desktops/gnome-3/apps/gnome-power-manager/default.nix b/pkgs/desktops/gnome-3/apps/gnome-power-manager/default.nix
index 2fd0dfa5ac9..8e06f674c69 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-power-manager/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-power-manager/default.nix
@@ -7,14 +7,14 @@
 , meson
 , ninja
 , upower
-, desktop_file_utils
+, desktop-file-utils
 , wrapGAppsHook
 , gnome3 }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
 
   nativeBuildInputs = [
     meson
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
 
     # needed by meson_post_install.sh
     glib.dev
-    desktop_file_utils
+    desktop-file-utils
   ];
 
   buildInputs = [
diff --git a/pkgs/desktops/gnome-3/apps/gnome-weather/default.nix b/pkgs/desktops/gnome-3/apps/gnome-weather/default.nix
index d6804e09a48..a82f075f573 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-weather/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-weather/default.nix
@@ -7,7 +7,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [
     gtk3 wrapGAppsHook gjs intltool itstool
-    libgweather gnome3.defaultIconTheme geoclue2 gnome3.gsettings_desktop_schemas
+    libgweather gnome3.defaultIconTheme geoclue2 gnome3.gsettings-desktop-schemas
   ];
 
   # The .service file isn't wrapped with the correct environment
diff --git a/pkgs/desktops/gnome-3/apps/polari/default.nix b/pkgs/desktops/gnome-3/apps/polari/default.nix
index dc75193e771..f2bd38709f1 100644
--- a/pkgs/desktops/gnome-3/apps/polari/default.nix
+++ b/pkgs/desktops/gnome-3/apps/polari/default.nix
@@ -1,17 +1,17 @@
 { stdenv, itstool, fetchurl, fetchpatch, gdk_pixbuf, adwaita-icon-theme
-, telepathy_glib, gjs, meson, ninja, gettext, telepathy_idle, libxml2, desktop_file_utils
+, telepathy-glib, gjs, meson, ninja, gettext, telepathy-idle, libxml2, desktop-file-utils
 , pkgconfig, gtk3, glib, libsecret, libsoup, gobjectIntrospection, appstream-glib
-, gnome3, wrapGAppsHook, telepathy_logger, gspell }:
+, gnome3, wrapGAppsHook, telepathy-logger, gspell }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
-  propagatedUserEnvPkgs = [ telepathy_idle telepathy_logger ];
+  propagatedUserEnvPkgs = [ telepathy-idle telepathy-logger ];
 
   nativeBuildInputs = [ meson ninja pkgconfig itstool gettext wrapGAppsHook libxml2
-                        desktop_file_utils gobjectIntrospection appstream-glib ];
-  buildInputs = [ gtk3 glib adwaita-icon-theme gnome3.gsettings_desktop_schemas
-                  telepathy_glib telepathy_logger gjs gspell gdk_pixbuf libsecret libsoup ];
+                        desktop-file-utils gobjectIntrospection appstream-glib ];
+  buildInputs = [ gtk3 glib adwaita-icon-theme gnome3.gsettings-desktop-schemas
+                  telepathy-glib telepathy-logger gjs gspell gdk_pixbuf libsecret libsoup ];
 
   patches = [
     (fetchpatch {
diff --git a/pkgs/desktops/gnome-3/apps/seahorse/default.nix b/pkgs/desktops/gnome-3/apps/seahorse/default.nix
index 3bc69f67a4f..14e59407d6a 100644
--- a/pkgs/desktops/gnome-3/apps/seahorse/default.nix
+++ b/pkgs/desktops/gnome-3/apps/seahorse/default.nix
@@ -2,27 +2,27 @@
 , pkgconfig, gtk3, glib
 , wrapGAppsHook, itstool, gnupg, libsoup
 , gnome3, librsvg, gdk_pixbuf, gpgme
-, libsecret, avahi, p11_kit, openssh }:
+, libsecret, avahi, p11-kit, openssh }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   doCheck = true;
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
 
   NIX_CFLAGS_COMPILE = "-I${gnome3.glib.dev}/include/gio-unix-2.0";
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ gtk3 glib intltool itstool gnome3.gcr
-                  gnome3.gsettings_desktop_schemas wrapGAppsHook gnupg
+                  gnome3.gsettings-desktop-schemas wrapGAppsHook gnupg
                   gdk_pixbuf gnome3.defaultIconTheme librsvg gpgme
-                  libsecret avahi libsoup p11_kit vala
+                  libsecret avahi libsoup p11-kit vala
                   openssh ];
 
   preFixup = ''
     gappsWrapperArgs+=(
-      --prefix XDG_DATA_DIRS : "${gnome3.gnome_themes_standard}/share"
+      --prefix XDG_DATA_DIRS : "${gnome3.gnome-themes-standard}/share"
     )
   '';
 
diff --git a/pkgs/desktops/gnome-3/core/adwaita-icon-theme/default.nix b/pkgs/desktops/gnome-3/core/adwaita-icon-theme/default.nix
index 62cc4da6ba1..780a315ca66 100644
--- a/pkgs/desktops/gnome-3/core/adwaita-icon-theme/default.nix
+++ b/pkgs/desktops/gnome-3/core/adwaita-icon-theme/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, intltool, gnome3
-, iconnamingutils, gtk, gdk_pixbuf, librsvg, hicolor_icon_theme }:
+, iconnamingutils, gtk, gdk_pixbuf, librsvg, hicolor-icon-theme }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   # For convenience, we can specify adwaita-icon-theme only in packages
-  propagatedBuildInputs = [ hicolor_icon_theme ];
+  propagatedBuildInputs = [ hicolor-icon-theme ];
 
   buildInputs = [ gdk_pixbuf librsvg ];
 
diff --git a/pkgs/desktops/gnome-3/core/caribou/default.nix b/pkgs/desktops/gnome-3/core/caribou/default.nix
index e463fe0e03f..9b083ff5644 100644
--- a/pkgs/desktops/gnome-3/core/caribou/default.nix
+++ b/pkgs/desktops/gnome-3/core/caribou/default.nix
@@ -1,5 +1,5 @@
 { fetchurl, stdenv, pkgconfig, gnome3, clutter, dbus, python3Packages, libxml2
-, libxklavier, libXtst, gtk2, intltool, libxslt, at_spi2_core, autoreconfHook
+, libxklavier, libXtst, gtk2, intltool, libxslt, at-spi2-core, autoreconfHook
 , wrapGAppsHook }:
 
 let
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig intltool libxslt libxml2 autoreconfHook wrapGAppsHook ];
 
   buildInputs = with gnome3;
-    [ glib gtk clutter at_spi2_core dbus pythonEnv python3Packages.pygobject3
+    [ glib gtk clutter at-spi2-core dbus pythonEnv python3Packages.pygobject3
       libXtst gtk2 ];
 
   propagatedBuildInputs = [ gnome3.libgee libxklavier ];
diff --git a/pkgs/desktops/gnome-3/core/dconf-editor/default.nix b/pkgs/desktops/gnome-3/core/dconf-editor/default.nix
index bf39965bf77..49780aeea60 100644
--- a/pkgs/desktops/gnome-3/core/dconf-editor/default.nix
+++ b/pkgs/desktops/gnome-3/core/dconf-editor/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, vala, libxslt, pkgconfig, glib, dbus_glib, gnome3
+{ stdenv, fetchurl, vala, libxslt, pkgconfig, glib, dbus-glib, gnome3
 , libxml2, intltool, docbook_xsl_ns, docbook_xsl, wrapGAppsHook }:
 
 stdenv.mkDerivation rec {
@@ -6,7 +6,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkgconfig wrapGAppsHook ];
 
-  buildInputs = [ vala libxslt glib dbus_glib gnome3.gtk libxml2 gnome3.defaultIconTheme
+  buildInputs = [ vala libxslt glib dbus-glib gnome3.gtk libxml2 gnome3.defaultIconTheme
                   intltool docbook_xsl docbook_xsl_ns gnome3.dconf ];
 
   meta = with stdenv.lib; {
diff --git a/pkgs/desktops/gnome-3/core/dconf/default.nix b/pkgs/desktops/gnome-3/core/dconf/default.nix
index 9a836869ec6..c09a31c8226 100644
--- a/pkgs/desktops/gnome-3/core/dconf/default.nix
+++ b/pkgs/desktops/gnome-3/core/dconf/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, vala, libxslt, pkgconfig, glib, dbus_glib, gnome3
+{ stdenv, fetchurl, vala, libxslt, pkgconfig, glib, dbus-glib, gnome3
 , libxml2, intltool, docbook_xsl_ns, docbook_xsl, makeWrapper }:
 
 let
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
   outputs = [ "out" "lib" "dev" ];
 
   nativeBuildInputs = [ vala pkgconfig intltool libxslt libxml2 docbook_xsl docbook_xsl_ns makeWrapper ];
-  buildInputs = [ glib dbus_glib ];
+  buildInputs = [ glib dbus-glib ];
 
   postConfigure = stdenv.lib.optionalString stdenv.isDarwin ''
     substituteInPlace client/Makefile \
diff --git a/pkgs/desktops/gnome-3/core/empathy/default.nix b/pkgs/desktops/gnome-3/core/empathy/default.nix
index f9156053819..0263a152f7d 100644
--- a/pkgs/desktops/gnome-3/core/empathy/default.nix
+++ b/pkgs/desktops/gnome-3/core/empathy/default.nix
@@ -1,40 +1,40 @@
 { stdenv, intltool, fetchurl, webkitgtk, pkgconfig, gtk3, glib
 , file, librsvg, gnome3, gdk_pixbuf
-, dbus_glib, dbus_libs, telepathy_glib, telepathy_farstream
-, clutter_gtk, clutter-gst, gst_all_1, cogl, gnome_online_accounts
-, gcr, libsecret, folks, libpulseaudio, telepathy_mission_control
-, telepathy_logger, libnotify, clutter, libsoup, gnutls
-, evolution_data_server, yelp_xsl
-, libcanberra_gtk3, p11_kit, farstream, libtool, shared_mime_info
+, dbus-glib, dbus_libs, telepathy-glib, telepathy-farstream
+, clutter-gtk, clutter-gst, gst_all_1, cogl, gnome-online-accounts
+, gcr, libsecret, folks, libpulseaudio, telepathy-mission-control
+, telepathy-logger, libnotify, clutter, libsoup, gnutls
+, evolution-data-server, yelp-xsl
+, libcanberra-gtk3, p11-kit, farstream, libtool, shared-mime-info
 , bash, wrapGAppsHook, itstool, libxml2, libxslt, icu, libgee
-, isocodes, enchant, libchamplain, geoclue2, geocode_glib, cheese, libgudev }:
+, isocodes, enchant, libchamplain, geoclue2, geocode-glib, cheese, libgudev }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   propagatedUserEnvPkgs = [
-    gnome_online_accounts shared_mime_info
+    gnome-online-accounts shared-mime-info
   ];
   propagatedBuildInputs = [
-    folks telepathy_logger evolution_data_server telepathy_mission_control
+    folks telepathy-logger evolution-data-server telepathy-mission-control
   ];
   nativeBuildInputs = [
     pkgconfig libtool intltool itstool file wrapGAppsHook
-    libxml2 libxslt yelp_xsl
+    libxml2 libxslt yelp-xsl
   ];
   buildInputs = [
-    gtk3 glib webkitgtk icu gnome_online_accounts
-    telepathy_glib clutter_gtk clutter-gst cogl
+    gtk3 glib webkitgtk icu gnome-online-accounts
+    telepathy-glib clutter-gtk clutter-gst cogl
     gst_all_1.gstreamer gst_all_1.gst-plugins-base
     gcr libsecret libpulseaudio gdk_pixbuf
-    libnotify clutter libsoup gnutls libgee p11_kit
-    libcanberra_gtk3 telepathy_farstream farstream
-    gnome3.defaultIconTheme gnome3.gsettings_desktop_schemas
+    libnotify clutter libsoup gnutls libgee p11-kit
+    libcanberra-gtk3 telepathy-farstream farstream
+    gnome3.defaultIconTheme gnome3.gsettings-desktop-schemas
     librsvg
     # Spell-checking
     enchant isocodes
     # Display maps, location awareness, geocode support
-    libchamplain geoclue2 geocode_glib
+    libchamplain geoclue2 geocode-glib
     # Cheese webcam support, camera monitoring
     cheese libgudev
   ];
diff --git a/pkgs/desktops/gnome-3/core/eog/default.nix b/pkgs/desktops/gnome-3/core/eog/default.nix
index ae0abfd7150..b41be5c9d14 100644
--- a/pkgs/desktops/gnome-3/core/eog/default.nix
+++ b/pkgs/desktops/gnome-3/core/eog/default.nix
@@ -1,5 +1,5 @@
 { fetchurl, stdenv, gettext, pkgconfig, itstool, libxml2, libjpeg, gnome3
-, shared_mime_info, wrapGAppsHook, librsvg, libexif, gobjectIntrospection }:
+, shared-mime-info, wrapGAppsHook, librsvg, libexif, gobjectIntrospection }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
@@ -8,8 +8,8 @@ stdenv.mkDerivation rec {
 
   buildInputs = with gnome3;
     [ libxml2 libjpeg gtk glib libpeas librsvg
-      gsettings_desktop_schemas shared_mime_info adwaita-icon-theme
-      gnome_desktop libexif dconf ];
+      gsettings-desktop-schemas shared-mime-info adwaita-icon-theme
+      gnome-desktop libexif dconf ];
 
   meta = with stdenv.lib; {
     homepage = https://wiki.gnome.org/Apps/EyeOfGnome;
diff --git a/pkgs/desktops/gnome-3/core/epiphany/default.nix b/pkgs/desktops/gnome-3/core/epiphany/default.nix
index 6dafa160b1f..aa8722f53f2 100644
--- a/pkgs/desktops/gnome-3/core/epiphany/default.nix
+++ b/pkgs/desktops/gnome-3/core/epiphany/default.nix
@@ -1,8 +1,8 @@
 { stdenv, meson, ninja, gettext, fetchurl, pkgconfig, gtk, glib, icu
 , wrapGAppsHook, gnome3, libxml2, libxslt, itstool
-, webkitgtk, libsoup, glib_networking, libsecret, gnome_desktop, libnotify, p11_kit
-, sqlite, gcr, isocodes, desktop_file_utils, file
-, gdk_pixbuf, gnome_common, gst_all_1, json_glib }:
+, webkitgtk, libsoup, glib-networking, libsecret, gnome-desktop, libnotify, p11-kit
+, sqlite, gcr, isocodes, desktop-file-utils, file
+, gdk_pixbuf, gnome-common, gst_all_1, json-glib }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
@@ -10,16 +10,16 @@ stdenv.mkDerivation rec {
   # Tests need an X display
   mesonFlags = [ "-Dunit_tests=false" ];
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
 
-  nativeBuildInputs = [ meson ninja libxslt pkgconfig itstool gettext file wrapGAppsHook desktop_file_utils ];
+  nativeBuildInputs = [ meson ninja libxslt pkgconfig itstool gettext file wrapGAppsHook desktop-file-utils ];
 
-  buildInputs = [ gtk glib webkitgtk libsoup libxml2 libsecret gnome_desktop libnotify
-                  sqlite isocodes p11_kit icu gnome3.yelp_tools
-                  gdk_pixbuf gnome3.defaultIconTheme gnome_common gcr
-                  glib_networking gst_all_1.gstreamer gst_all_1.gst-plugins-base
+  buildInputs = [ gtk glib webkitgtk libsoup libxml2 libsecret gnome-desktop libnotify
+                  sqlite isocodes p11-kit icu gnome3.yelp-tools
+                  gdk_pixbuf gnome3.defaultIconTheme gnome-common gcr
+                  glib-networking gst_all_1.gstreamer gst_all_1.gst-plugins-base
                   gst_all_1.gst-plugins-good gst_all_1.gst-plugins-bad gst_all_1.gst-plugins-ugly
-                  gst_all_1.gst-libav json_glib ];
+                  gst_all_1.gst-libav json-glib ];
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/desktops/gnome-3/core/evince/default.nix b/pkgs/desktops/gnome-3/core/evince/default.nix
index fab46b35af6..de5b20a4991 100644
--- a/pkgs/desktops/gnome-3/core/evince/default.nix
+++ b/pkgs/desktops/gnome-3/core/evince/default.nix
@@ -1,7 +1,7 @@
 { fetchurl, stdenv, pkgconfig, intltool, libxml2
-, glib, gtk3, pango, atk, gdk_pixbuf, shared_mime_info, itstool, gnome3
+, glib, gtk3, pango, atk, gdk_pixbuf, shared-mime-info, itstool, gnome3
 , poppler, ghostscriptX, djvulibre, libspectre, libsecret, wrapGAppsHook
-, librsvg, gobjectIntrospection, yelp_tools
+, librsvg, gobjectIntrospection, yelp-tools
 , recentListSize ? null # 5 is not enough, allow passing a different number
 , supportXPS ? false    # Open XML Paper Specification via libgxps
 , autoreconfHook
@@ -11,12 +11,12 @@ stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   nativeBuildInputs = [
-    pkgconfig gobjectIntrospection intltool itstool wrapGAppsHook yelp_tools autoreconfHook
+    pkgconfig gobjectIntrospection intltool itstool wrapGAppsHook yelp-tools autoreconfHook
   ];
 
   buildInputs = [
     glib gtk3 pango atk gdk_pixbuf libxml2
-    gnome3.libgnome_keyring gnome3.gsettings_desktop_schemas
+    gnome3.libgnome-keyring gnome3.gsettings-desktop-schemas
     poppler ghostscriptX djvulibre libspectre
     libsecret librsvg gnome3.adwaita-icon-theme
   ] ++ stdenv.lib.optional supportXPS gnome3.libgxps;
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
   '';
 
   preFixup = ''
-    gappsWrapperArgs+=(--prefix XDG_DATA_DIRS : "${shared_mime_info}/share")
+    gappsWrapperArgs+=(--prefix XDG_DATA_DIRS : "${shared-mime-info}/share")
   '';
 
   enableParallelBuilding = true;
diff --git a/pkgs/desktops/gnome-3/core/evolution-data-server/default.nix b/pkgs/desktops/gnome-3/core/evolution-data-server/default.nix
index f6ee457dc63..bb45952f1d5 100644
--- a/pkgs/desktops/gnome-3/core/evolution-data-server/default.nix
+++ b/pkgs/desktops/gnome-3/core/evolution-data-server/default.nix
@@ -1,7 +1,7 @@
 { fetchurl, stdenv, pkgconfig, gnome3, python3, dconf
 , intltool, libsoup, libxml2, libsecret, icu, sqlite
-, p11_kit, db, nspr, nss, libical, gperf, makeWrapper, valaSupport ? true
-, vala, cmake, kerberos, openldap, webkitgtk, libaccounts-glib, json_glib }:
+, p11-kit, db, nspr, nss, libical, gperf, makeWrapper, valaSupport ? true
+, vala, cmake, kerberos, openldap, webkitgtk, libaccounts-glib, json-glib }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
@@ -10,8 +10,8 @@ stdenv.mkDerivation rec {
     cmake pkgconfig intltool python3 gperf makeWrapper
   ] ++ stdenv.lib.optional valaSupport vala;
   buildInputs = with gnome3; [
-    glib libsoup libxml2 gtk gnome_online_accounts
-    gcr p11_kit libgweather libgdata libaccounts-glib json_glib
+    glib libsoup libxml2 gtk gnome-online-accounts
+    gcr p11-kit libgweather libgdata libaccounts-glib json-glib
     icu sqlite kerberos openldap webkitgtk
   ];
 
diff --git a/pkgs/desktops/gnome-3/core/folks/default.nix b/pkgs/desktops/gnome-3/core/folks/default.nix
index 6be27021023..89f01341e9c 100644
--- a/pkgs/desktops/gnome-3/core/folks/default.nix
+++ b/pkgs/desktops/gnome-3/core/folks/default.nix
@@ -1,6 +1,6 @@
 { fetchurl, stdenv, pkgconfig, glib, gnome3, nspr, intltool
-, vala, sqlite, libxml2, dbus_glib, libsoup, nss, dbus_libs
-, telepathy_glib, evolution_data_server, libsecret, db }:
+, vala, sqlite, libxml2, dbus-glib, libsoup, nss, dbus_libs
+, telepathy-glib, evolution-data-server, libsecret, db }:
 
 # TODO: enable more folks backends
 
@@ -17,14 +17,14 @@ stdenv.mkDerivation rec {
 
   propagatedBuildInputs = [ glib gnome3.libgee sqlite ];
   # dbus_daemon needed for tests
-  buildInputs = [ dbus_glib telepathy_glib evolution_data_server dbus_libs
+  buildInputs = [ dbus-glib telepathy-glib evolution-data-server dbus_libs
                   vala libsecret libxml2 libsoup nspr nss intltool db ];
   nativeBuildInputs = [ pkgconfig ];
 
   configureFlags = "--disable-fatal-warnings";
 
   NIX_CFLAGS_COMPILE = ["-I${nss.dev}/include/nss"
-                        "-I${dbus_glib.dev}/include/dbus-1.0" "-I${dbus_libs.dev}/include/dbus-1.0"];
+                        "-I${dbus-glib.dev}/include/dbus-1.0" "-I${dbus_libs.dev}/include/dbus-1.0"];
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/desktops/gnome-3/core/gconf/default.nix b/pkgs/desktops/gnome-3/core/gconf/default.nix
index 99883c8a3f6..3e7ba45b03a 100644
--- a/pkgs/desktops/gnome-3/core/gconf/default.nix
+++ b/pkgs/desktops/gnome-3/core/gconf/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, dbus_glib, gnome3 ? null, glib, libxml2
+{ stdenv, fetchurl, pkgconfig, dbus-glib, gnome3 ? null, glib, libxml2
 , intltool, polkit, orbit, python, withGtk ? false }:
 
 assert withGtk -> (gnome3 != null);
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [ libxml2 polkit orbit python ] ++ stdenv.lib.optional withGtk gnome3.gtk;
-  propagatedBuildInputs = [ glib dbus_glib  ];
+  propagatedBuildInputs = [ glib dbus-glib  ];
   nativeBuildInputs = [ pkgconfig intltool ];
 
   # ToDo: ldap reported as not found but afterwards reported as supported
diff --git a/pkgs/desktops/gnome-3/core/gcr/default.nix b/pkgs/desktops/gnome-3/core/gcr/default.nix
index 2569b4e2c7a..7ecf79391f0 100644
--- a/pkgs/desktops/gnome-3/core/gcr/default.nix
+++ b/pkgs/desktops/gnome-3/core/gcr/default.nix
@@ -1,5 +1,5 @@
-{ stdenv, fetchurl, pkgconfig, intltool, gnupg, p11_kit, glib
-, libgcrypt, libtasn1, dbus_glib, gtk, pango, gdk_pixbuf, atk
+{ stdenv, fetchurl, pkgconfig, intltool, gnupg, p11-kit, glib
+, libgcrypt, libtasn1, dbus-glib, gtk, pango, gdk_pixbuf, atk
 , gobjectIntrospection, makeWrapper, libxslt, vala, gnome3 }:
 
 stdenv.mkDerivation rec {
@@ -12,10 +12,10 @@ stdenv.mkDerivation rec {
   buildInputs = let
     gpg = gnupg.override { guiSupport = false; }; # prevent build cycle with pinentry_gnome
   in [
-    gpg libgcrypt libtasn1 dbus_glib pango gdk_pixbuf atk
+    gpg libgcrypt libtasn1 dbus-glib pango gdk_pixbuf atk
   ];
 
-  propagatedBuildInputs = [ glib gtk p11_kit ];
+  propagatedBuildInputs = [ glib gtk p11-kit ];
 
   #doCheck = true;
 
diff --git a/pkgs/desktops/gnome-3/core/gdm/default.nix b/pkgs/desktops/gnome-3/core/gdm/default.nix
index 796e103fdb3..a6c8375e9b5 100644
--- a/pkgs/desktops/gnome-3/core/gdm/default.nix
+++ b/pkgs/desktops/gnome-3/core/gdm/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, pkgconfig, glib, itstool, libxml2, xorg, dbus
 , intltool, accountsservice, libX11, gnome3, systemd, autoreconfHook
-, gtk, libcanberra_gtk3, pam, libtool, gobjectIntrospection, plymouth
+, gtk, libcanberra-gtk3, pam, libtool, gobjectIntrospection, plymouth
 , librsvg, coreutils }:
 
 stdenv.mkDerivation rec {
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig libxml2 itstool intltool autoreconfHook libtool gnome3.dconf ];
   buildInputs = [ glib accountsservice systemd
                   gobjectIntrospection libX11 gtk
-                  libcanberra_gtk3 pam plymouth librsvg ];
+                  libcanberra-gtk3 pam plymouth librsvg ];
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/desktops/gnome-3/core/geocode-glib/default.nix b/pkgs/desktops/gnome-3/core/geocode-glib/default.nix
index 4d75bdc4996..341f1c4f095 100644
--- a/pkgs/desktops/gnome-3/core/geocode-glib/default.nix
+++ b/pkgs/desktops/gnome-3/core/geocode-glib/default.nix
@@ -1,10 +1,10 @@
-{ fetchurl, stdenv, pkgconfig, gnome3, intltool, libsoup, json_glib }:
+{ fetchurl, stdenv, pkgconfig, gnome3, intltool, libsoup, json-glib }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   buildInputs = with gnome3;
-    [ intltool pkgconfig glib libsoup json_glib ];
+    [ intltool pkgconfig glib libsoup json-glib ];
 
   meta = with stdenv.lib; {
     platforms = platforms.linux;
diff --git a/pkgs/desktops/gnome-3/core/gnome-bluetooth/default.nix b/pkgs/desktops/gnome-3/core/gnome-bluetooth/default.nix
index 3dbb4e32654..12e91b8e431 100644
--- a/pkgs/desktops/gnome-3/core/gnome-bluetooth/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-bluetooth/default.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl, gnome3, meson, ninja, pkgconfig, gtk3, intltool, glib
-, udev, itstool, libxml2, wrapGAppsHook, libnotify, libcanberra_gtk3, gobjectIntrospection }:
+, udev, itstool, libxml2, wrapGAppsHook, libnotify, libcanberra-gtk3, gobjectIntrospection }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   nativeBuildInputs = [ meson ninja intltool itstool pkgconfig libxml2 wrapGAppsHook gobjectIntrospection ];
-  buildInputs = [ glib gtk3 udev libnotify libcanberra_gtk3
-                  gnome3.defaultIconTheme gnome3.gsettings_desktop_schemas ];
+  buildInputs = [ glib gtk3 udev libnotify libcanberra-gtk3
+                  gnome3.defaultIconTheme gnome3.gsettings-desktop-schemas ];
 
   postPatch = ''
     chmod +x meson_post_install.py # patchShebangs requires executable file
diff --git a/pkgs/desktops/gnome-3/core/gnome-calculator/default.nix b/pkgs/desktops/gnome-3/core/gnome-calculator/default.nix
index 12b8af206ea..5382bce44a0 100644
--- a/pkgs/desktops/gnome-3/core/gnome-calculator/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-calculator/default.nix
@@ -7,14 +7,14 @@ stdenv.mkDerivation rec {
 
   NIX_CFLAGS_COMPILE = "-I${gnome3.glib.dev}/include/gio-unix-2.0";
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
 
   nativeBuildInputs = [ pkgconfig wrapGAppsHook ];
 
   buildInputs = [ bash gtk3 glib intltool itstool
                   libxml2 gnome3.gtksourceview mpfr gmp
                   gdk_pixbuf gnome3.defaultIconTheme librsvg
-                  gnome3.gsettings_desktop_schemas gnome3.dconf libsoup libmpc ];
+                  gnome3.gsettings-desktop-schemas gnome3.dconf libsoup libmpc ];
 
   meta = with stdenv.lib; {
     homepage = https://wiki.gnome.org/action/show/Apps/Calculator;
diff --git a/pkgs/desktops/gnome-3/core/gnome-common/default.nix b/pkgs/desktops/gnome-3/core/gnome-common/default.nix
index f9261e183ef..8623e598dc2 100644
--- a/pkgs/desktops/gnome-3/core/gnome-common/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-common/default.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "17abp7czfzirjm7qsn2czd03hdv9kbyhk3lkjxg2xsf5fky7z7jl";
   })];
 
-  propagatedBuildInputs = [ which autoconf automake ]; # autogen.sh which is using gnome_common tends to require which
+  propagatedBuildInputs = [ which autoconf automake ]; # autogen.sh which is using gnome-common tends to require which
 
   meta = with stdenv.lib; {
     maintainers = gnome3.maintainers;
diff --git a/pkgs/desktops/gnome-3/core/gnome-contacts/default.nix b/pkgs/desktops/gnome-3/core/gnome-contacts/default.nix
index 9078b9e051c..d05ab4470c5 100644
--- a/pkgs/desktops/gnome-3/core/gnome-contacts/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-contacts/default.nix
@@ -1,16 +1,16 @@
-{ stdenv, intltool, fetchurl, evolution_data_server, db
+{ stdenv, intltool, fetchurl, evolution-data-server, db
 , pkgconfig, gtk3, glib, libsecret
-, libchamplain, clutter_gtk, geocode_glib
+, libchamplain, clutter-gtk, geocode-glib
 , bash, wrapGAppsHook, itstool, folks, libnotify, libxml2
-, gnome3, librsvg, gdk_pixbuf, file, telepathy_glib, nspr, nss
-, libsoup, vala, dbus_glib, automake, autoconf }:
+, gnome3, librsvg, gdk_pixbuf, file, telepathy-glib, nspr, nss
+, libsoup, vala, dbus-glib, automake, autoconf }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   doCheck = true;
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard evolution_data_server ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard evolution-data-server ];
 
   # force build from vala
   preBuild = ''
@@ -18,14 +18,14 @@ stdenv.mkDerivation rec {
   '';
 
   nativeBuildInputs = [ vala automake autoconf pkgconfig intltool itstool wrapGAppsHook file ];
-  buildInputs = [ gtk3 glib evolution_data_server gnome3.gsettings_desktop_schemas libnotify
-                  folks gnome3.gnome_desktop telepathy_glib libsecret dbus_glib
-                  libxml2 libsoup gnome3.gnome_online_accounts nspr nss
-                  gdk_pixbuf gnome3.defaultIconTheme libchamplain clutter_gtk geocode_glib db ];
+  buildInputs = [ gtk3 glib evolution-data-server gnome3.gsettings-desktop-schemas libnotify
+                  folks gnome3.gnome-desktop telepathy-glib libsecret dbus-glib
+                  libxml2 libsoup gnome3.gnome-online-accounts nspr nss
+                  gdk_pixbuf gnome3.defaultIconTheme libchamplain clutter-gtk geocode-glib db ];
 
   preFixup = ''
     gappsWrapperArgs+=(
-      --prefix XDG_DATA_DIRS : "${gnome3.gnome_themes_standard}/share"
+      --prefix XDG_DATA_DIRS : "${gnome3.gnome-themes-standard}/share"
     )
   '';
 
diff --git a/pkgs/desktops/gnome-3/core/gnome-control-center/default.nix b/pkgs/desktops/gnome-3/core/gnome-control-center/default.nix
index 9d20eb750ab..1c4d4858bf5 100644
--- a/pkgs/desktops/gnome-3/core/gnome-control-center/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-control-center/default.nix
@@ -1,29 +1,29 @@
 { fetchurl, stdenv, pkgconfig, gnome3, ibus, intltool, upower, wrapGAppsHook
-, libcanberra_gtk3, accountsservice, libpwquality, libpulseaudio
+, libcanberra-gtk3, accountsservice, libpwquality, libpulseaudio
 , gdk_pixbuf, librsvg, libnotify, libgudev
 , libxml2, polkit, libxslt, libgtop, libsoup, colord, colord-gtk
 , cracklib, libkrb5, networkmanagerapplet, networkmanager
-, libwacom, samba, shared_mime_info, tzdata, libtool
-, docbook_xsl, docbook_xsl_ns, modemmanager, clutter, clutter_gtk
+, libwacom, samba, shared-mime-info, tzdata, libtool
+, docbook_xsl, docbook_xsl_ns, modemmanager, clutter, clutter-gtk
 , fontconfig, sound-theme-freedesktop, grilo }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
 
   nativeBuildInputs = [
     pkgconfig intltool wrapGAppsHook libtool libxslt docbook_xsl docbook_xsl_ns
-    shared_mime_info
+    shared-mime-info
   ];
 
   buildInputs = with gnome3; [
-    ibus gtk glib glib_networking upower gsettings_desktop_schemas
-    libxml2 gnome_desktop gnome_settings_daemon polkit libgtop
-    gnome_online_accounts libsoup colord libpulseaudio fontconfig colord-gtk
+    ibus gtk glib glib-networking upower gsettings-desktop-schemas
+    libxml2 gnome-desktop gnome-settings-daemon polkit libgtop
+    gnome-online-accounts libsoup colord libpulseaudio fontconfig colord-gtk
     accountsservice libkrb5 networkmanagerapplet libwacom samba libnotify
-    grilo libpwquality cracklib vino libcanberra_gtk3 libgudev
-    gdk_pixbuf defaultIconTheme librsvg clutter clutter_gtk
+    grilo libpwquality cracklib vino libcanberra-gtk3 libgudev
+    gdk_pixbuf defaultIconTheme librsvg clutter clutter-gtk
     networkmanager modemmanager gnome-bluetooth tracker
   ];
 
@@ -39,7 +39,7 @@ stdenv.mkDerivation rec {
 
   preFixup = ''
     gappsWrapperArgs+=(
-      --prefix XDG_DATA_DIRS : "${gnome3.gnome_themes_standard}/share:${sound-theme-freedesktop}/share"
+      --prefix XDG_DATA_DIRS : "${gnome3.gnome-themes-standard}/share:${sound-theme-freedesktop}/share"
       # Thumbnailers (for setting user profile pictures)
       --prefix XDG_DATA_DIRS : "${gdk_pixbuf}/share"
       --prefix XDG_DATA_DIRS : "${librsvg}/share"
diff --git a/pkgs/desktops/gnome-3/core/gnome-desktop/default.nix b/pkgs/desktops/gnome-3/core/gnome-desktop/default.nix
index 99ff1b6f3a1..deabb41224f 100644
--- a/pkgs/desktops/gnome-3/core/gnome-desktop/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-desktop/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, libxslt, which, libX11, gnome3, gtk3, glib
-, intltool, gnome_doc_utils, xkeyboard_config, isocodes, itstool, wayland
+, intltool, gnome-doc-utils, xkeyboard_config, isocodes, itstool, wayland
 , libseccomp, bubblewrap, gobjectIntrospection }:
 
 stdenv.mkDerivation rec {
@@ -11,14 +11,14 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   nativeBuildInputs = [
-    pkgconfig which itstool intltool libxslt gnome_doc_utils gobjectIntrospection
+    pkgconfig which itstool intltool libxslt gnome-doc-utils gobjectIntrospection
   ];
   buildInputs = [
     libX11 bubblewrap xkeyboard_config isocodes wayland
     gtk3 glib libseccomp
   ];
 
-  propagatedBuildInputs = [ gnome3.gsettings_desktop_schemas ];
+  propagatedBuildInputs = [ gnome3.gsettings-desktop-schemas ];
 
   patches = [
     ./bubblewrap-paths.patch
diff --git a/pkgs/desktops/gnome-3/core/gnome-dictionary/default.nix b/pkgs/desktops/gnome-3/core/gnome-dictionary/default.nix
index 6cfdd45c2f9..0327ce9862b 100644
--- a/pkgs/desktops/gnome-3/core/gnome-dictionary/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-dictionary/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, meson, ninja, pkgconfig, desktop_file_utils, appstream-glib, libxslt
+{ stdenv, fetchurl, meson, ninja, pkgconfig, desktop-file-utils, appstream-glib, libxslt
 , libxml2, gettext, itstool, wrapGAppsHook, docbook_xsl, docbook_xml_dtd_43
 , gnome3, gtk, glib }:
 
@@ -7,12 +7,12 @@ stdenv.mkDerivation rec {
 
   doCheck = true;
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
   propagatedBuildInputs = [ gnome3.defaultIconTheme ];
 
   nativeBuildInputs = [ meson ninja pkgconfig wrapGAppsHook libxml2 gettext itstool
-                        desktop_file_utils appstream-glib libxslt docbook_xsl docbook_xml_dtd_43];
-  buildInputs = [ gtk glib gnome3.gsettings_desktop_schemas ];
+                        desktop-file-utils appstream-glib libxslt docbook_xsl docbook_xml_dtd_43];
+  buildInputs = [ gtk glib gnome3.gsettings-desktop-schemas ];
 
   meta = with stdenv.lib; {
     homepage = https://wiki.gnome.org/Apps/Dictionary;
diff --git a/pkgs/desktops/gnome-3/core/gnome-disk-utility/default.nix b/pkgs/desktops/gnome-3/core/gnome-disk-utility/default.nix
index 188ad99b73c..c37f824a561 100644
--- a/pkgs/desktops/gnome-3/core/gnome-disk-utility/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-disk-utility/default.nix
@@ -1,18 +1,18 @@
 { stdenv, gettext, fetchurl, pkgconfig, udisks2, libsecret, libdvdread
 , meson, ninja, gtk, glib, wrapGAppsHook, libnotify
 , itstool, gnome3, gdk_pixbuf, libxml2
-, libcanberra_gtk3, libxslt, docbook_xsl, libpwquality }:
+, libcanberra-gtk3, libxslt, docbook_xsl, libpwquality }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
 
   nativeBuildInputs = [ meson ninja pkgconfig gettext itstool libxslt docbook_xsl
                         wrapGAppsHook libxml2 ];
-  buildInputs = [ gtk glib libsecret libpwquality libnotify libdvdread libcanberra_gtk3
+  buildInputs = [ gtk glib libsecret libpwquality libnotify libdvdread libcanberra-gtk3
                   gdk_pixbuf udisks2 gnome3.defaultIconTheme
-                  gnome3.gnome_settings_daemon gnome3.gsettings_desktop_schemas ];
+                  gnome3.gnome-settings-daemon gnome3.gsettings-desktop-schemas ];
 
   postPatch = ''
     chmod +x meson_post_install.py # patchShebangs requires executable file
diff --git a/pkgs/desktops/gnome-3/core/gnome-font-viewer/default.nix b/pkgs/desktops/gnome-3/core/gnome-font-viewer/default.nix
index dade56158fb..6908a5161a0 100644
--- a/pkgs/desktops/gnome-3/core/gnome-font-viewer/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-font-viewer/default.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
   doCheck = true;
 
   nativeBuildInputs = [ meson ninja pkgconfig gettext wrapGAppsHook libxml2 ];
-  buildInputs = [ gtk3 glib gnome3.gnome_desktop gnome3.defaultIconTheme ];
+  buildInputs = [ gtk3 glib gnome3.gnome-desktop gnome3.defaultIconTheme ];
 
   # Do not run meson-postinstall.sh
   preConfigure = "sed -i '2,$ d'  meson-postinstall.sh";
diff --git a/pkgs/desktops/gnome-3/core/gnome-keyring/default.nix b/pkgs/desktops/gnome-3/core/gnome-keyring/default.nix
index d4f5835ed3a..9c1282ecc4c 100644
--- a/pkgs/desktops/gnome-3/core/gnome-keyring/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-keyring/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, dbus, libgcrypt, libtasn1, pam, python2, glib, libxslt
-, intltool, pango, gcr, gdk_pixbuf, atk, p11_kit, wrapGAppsHook
+, intltool, pango, gcr, gdk_pixbuf, atk, p11-kit, wrapGAppsHook
 , docbook_xsl, docbook_xml_dtd_42, gnome3 }:
 
 stdenv.mkDerivation rec {
@@ -8,8 +8,8 @@ stdenv.mkDerivation rec {
   outputs = [ "out" "dev" ];
 
   buildInputs = with gnome3; [
-    dbus libgcrypt pam gtk3 libgnome_keyring
-    pango gcr gdk_pixbuf atk p11_kit
+    dbus libgcrypt pam gtk3 libgnome-keyring
+    pango gcr gdk_pixbuf atk p11-kit
   ];
 
   # In 3.20.1, tests do not support Python 3
diff --git a/pkgs/desktops/gnome-3/core/gnome-online-accounts/default.nix b/pkgs/desktops/gnome-3/core/gnome-online-accounts/default.nix
index c6fa6cb1658..b0edf4f978f 100644
--- a/pkgs/desktops/gnome-3/core/gnome-online-accounts/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-online-accounts/default.nix
@@ -1,13 +1,13 @@
 { stdenv, fetchurl, pkgconfig, vala, glib, libxslt, gtk, wrapGAppsHook
-, webkitgtk, json_glib, rest, libsecret, dbus_glib, gnome_common, gtk_doc
-, telepathy_glib, intltool, dbus_libs, icu, glib_networking
+, webkitgtk, json-glib, rest, libsecret, dbus-glib, gnome-common, gtk-doc
+, telepathy-glib, intltool, dbus_libs, icu, glib-networking
 , libsoup, docbook_xsl_ns, docbook_xsl, gnome3, gcr, kerberos
 }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
-  NIX_CFLAGS_COMPILE = "-I${dbus_glib.dev}/include/dbus-1.0 -I${dbus_libs.dev}/include/dbus-1.0";
+  NIX_CFLAGS_COMPILE = "-I${dbus-glib.dev}/include/dbus-1.0 -I${dbus_libs.dev}/include/dbus-1.0";
 
   outputs = [ "out" "man" "dev" "devdoc" ];
 
@@ -22,11 +22,11 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   nativeBuildInputs = [
-    pkgconfig vala gnome_common intltool wrapGAppsHook
-    libxslt docbook_xsl_ns docbook_xsl gtk_doc
+    pkgconfig vala gnome-common intltool wrapGAppsHook
+    libxslt docbook_xsl_ns docbook_xsl gtk-doc
   ];
   buildInputs = [
-    glib gtk webkitgtk json_glib rest libsecret dbus_glib telepathy_glib glib_networking icu libsoup
+    glib gtk webkitgtk json-glib rest libsecret dbus-glib telepathy-glib glib-networking icu libsoup
     gcr kerberos
   ];
 
diff --git a/pkgs/desktops/gnome-3/core/gnome-online-miners/default.nix b/pkgs/desktops/gnome-3/core/gnome-online-miners/default.nix
index d8e87871560..2ef1ae2fa3e 100644
--- a/pkgs/desktops/gnome-3/core/gnome-online-miners/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-online-miners/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, glib, gnome3, libxml2
-, libsoup, json_glib, gmp, openssl, dleyna-server, wrapGAppsHook }:
+, libsoup, json-glib, gmp, openssl, dleyna-server, wrapGAppsHook }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
@@ -7,8 +7,8 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig wrapGAppsHook ];
   buildInputs = [ glib gnome3.libgdata libxml2 libsoup gmp openssl
                   gnome3.grilo gnome3.libzapojit gnome3.grilo-plugins
-                  gnome3.gnome_online_accounts gnome3.libmediaart
-                  gnome3.tracker gnome3.gfbgraph json_glib gnome3.rest
+                  gnome3.gnome-online-accounts gnome3.libmediaart
+                  gnome3.tracker gnome3.gfbgraph json-glib gnome3.rest
                   dleyna-server ];
 
   enableParallelBuilding = true;
diff --git a/pkgs/desktops/gnome-3/core/gnome-screenshot/default.nix b/pkgs/desktops/gnome-3/core/gnome-screenshot/default.nix
index 5986b07229f..c4030f38d5d 100644
--- a/pkgs/desktops/gnome-3/core/gnome-screenshot/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-screenshot/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, gettext, libxml2, fetchurl, pkgconfig, libcanberra_gtk3
+{ stdenv, gettext, libxml2, fetchurl, pkgconfig, libcanberra-gtk3
 , bash, gtk3, glib, meson, ninja, wrapGAppsHook, appstream-glib
 , gnome3, librsvg, gdk_pixbuf }:
 
@@ -12,12 +12,12 @@ stdenv.mkDerivation rec {
     patchShebangs build-aux/postinstall.py
   '';
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
   propagatedBuildInputs = [ gdk_pixbuf gnome3.defaultIconTheme librsvg ];
 
   nativeBuildInputs = [ meson ninja pkgconfig gettext appstream-glib libxml2 wrapGAppsHook ];
-  buildInputs = [ bash gtk3 glib libcanberra_gtk3
-                  gnome3.gsettings_desktop_schemas ];
+  buildInputs = [ bash gtk3 glib libcanberra-gtk3
+                  gnome3.gsettings-desktop-schemas ];
 
   patches = [
     ./prevent-cache-updates.patch
diff --git a/pkgs/desktops/gnome-3/core/gnome-session/default.nix b/pkgs/desktops/gnome-3/core/gnome-session/default.nix
index 2cd92ce39ca..c12b96f6090 100644
--- a/pkgs/desktops/gnome-3/core/gnome-session/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-session/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, pkgconfig, gnome3, glib, dbus_glib, json_glib, upower
+{ fetchurl, stdenv, pkgconfig, gnome3, glib, dbus-glib, json-glib, upower
 , libxslt, intltool, makeWrapper, systemd, xorg, epoxy }:
 
 stdenv.mkDerivation rec {
@@ -7,9 +7,9 @@ stdenv.mkDerivation rec {
   configureFlags = "--enable-systemd";
 
   buildInputs = with gnome3;
-    [ pkgconfig glib gnome_desktop gtk dbus_glib json_glib libxslt
-      gnome3.gnome_settings_daemon xorg.xtrans gnome3.defaultIconTheme
-      gsettings_desktop_schemas upower intltool gconf makeWrapper systemd
+    [ pkgconfig glib gnome-desktop gtk dbus-glib json-glib libxslt
+      gnome3.gnome-settings-daemon xorg.xtrans gnome3.defaultIconTheme
+      gsettings-desktop-schemas upower intltool gconf makeWrapper systemd
       epoxy
     ];
 
@@ -24,8 +24,8 @@ stdenv.mkDerivation rec {
       --prefix PATH : "${glib.dev}/bin" \
       --prefix GI_TYPELIB_PATH : "$GI_TYPELIB_PATH" \
       --suffix XDG_DATA_DIRS : "$out/share:$GSETTINGS_SCHEMAS_PATH" \
-      --suffix XDG_DATA_DIRS : "${gnome3.gnome_shell}/share" \
-      --suffix XDG_CONFIG_DIRS : "${gnome3.gnome_settings_daemon}/etc/xdg"
+      --suffix XDG_DATA_DIRS : "${gnome3.gnome-shell}/share" \
+      --suffix XDG_CONFIG_DIRS : "${gnome3.gnome-settings-daemon}/etc/xdg"
   '';
 
   meta = with stdenv.lib; {
diff --git a/pkgs/desktops/gnome-3/core/gnome-settings-daemon/default.nix b/pkgs/desktops/gnome-3/core/gnome-settings-daemon/default.nix
index 6de97f3dea2..6741eb81ade 100644
--- a/pkgs/desktops/gnome-3/core/gnome-settings-daemon/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-settings-daemon/default.nix
@@ -1,5 +1,5 @@
 { fetchurl, stdenv, pkgconfig, gnome3, intltool, glib, libnotify, lcms2, libXtst
-, libxkbfile, libpulseaudio, libcanberra_gtk3, upower, colord, libgweather, polkit
+, libxkbfile, libpulseaudio, libcanberra-gtk3, upower, colord, libgweather, polkit
 , geoclue2, librsvg, xf86_input_wacom, udev, libgudev, libwacom, libxslt, libtool, networkmanager
 , docbook_xsl, docbook_xsl_ns, wrapGAppsHook, ibus, xkeyboard_config, tzdata }:
 
@@ -10,11 +10,11 @@ stdenv.mkDerivation rec {
   NIX_CFLAGS_COMPILE = "-I${glib.dev}/include/gio-unix-2.0";
 
   buildInputs = with gnome3;
-    [ intltool pkgconfig ibus gtk glib gsettings_desktop_schemas networkmanager
-      libnotify gnome_desktop lcms2 libXtst libxkbfile libpulseaudio
-      libcanberra_gtk3 upower colord libgweather xkeyboard_config
-      polkit geocode_glib geoclue2 librsvg xf86_input_wacom udev libgudev libwacom libxslt
-      libtool docbook_xsl docbook_xsl_ns wrapGAppsHook gnome_themes_standard ];
+    [ intltool pkgconfig ibus gtk glib gsettings-desktop-schemas networkmanager
+      libnotify gnome-desktop lcms2 libXtst libxkbfile libpulseaudio
+      libcanberra-gtk3 upower colord libgweather xkeyboard_config
+      polkit geocode-glib geoclue2 librsvg xf86_input_wacom udev libgudev libwacom libxslt
+      libtool docbook_xsl docbook_xsl_ns wrapGAppsHook gnome-themes-standard ];
 
   postPatch = ''
     substituteInPlace plugins/datetime/tz.h --replace /usr/share/zoneinfo/zone.tab ${tzdata}/share/zoneinfo/zone.tab
diff --git a/pkgs/desktops/gnome-3/core/gnome-shell/default.nix b/pkgs/desktops/gnome-3/core/gnome-shell/default.nix
index 693560454b1..29b2bdd8406 100644
--- a/pkgs/desktops/gnome-3/core/gnome-shell/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-shell/default.nix
@@ -1,7 +1,7 @@
-{ fetchurl, fetchpatch, stdenv, meson, ninja, pkgconfig, gnome3, json_glib, libcroco, gettext, libsecret
-, python3Packages, libsoup, polkit, clutter, networkmanager, docbook_xsl , docbook_xsl_ns, at_spi2_core
-, libstartup_notification, telepathy_glib, telepathy_logger, libXtst, p11_kit, unzip, glibcLocales
-, sqlite, libgweather, libcanberra_gtk3, librsvg, geoclue2, perl, docbook_xml_dtd_42
+{ fetchurl, fetchpatch, stdenv, meson, ninja, pkgconfig, gnome3, json-glib, libcroco, gettext, libsecret
+, python3Packages, libsoup, polkit, clutter, networkmanager, docbook_xsl , docbook_xsl_ns, at-spi2-core
+, libstartup_notification, telepathy-glib, telepathy-logger, libXtst, p11-kit, unzip, glibcLocales
+, sqlite, libgweather, libcanberra-gtk3, librsvg, geoclue2, perl, docbook_xml_dtd_42
 , libpulseaudio, libical, nss, gobjectIntrospection, gstreamer, wrapGAppsHook
 , accountsservice, gdk_pixbuf, gdm, upower, ibus, networkmanagerapplet
 , gst_all_1 }:
@@ -21,17 +21,17 @@ in stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ meson ninja gettext docbook_xsl docbook_xsl_ns docbook_xml_dtd_42 perl wrapGAppsHook glibcLocales ];
   buildInputs = with gnome3;
-    [ gsettings_desktop_schemas gnome_keyring gnome-menus glib gcr json_glib accountsservice
+    [ gsettings-desktop-schemas gnome-keyring gnome-menus glib gcr json-glib accountsservice
       libcroco libsecret pkgconfig libsoup polkit gdk_pixbuf
       (librsvg.override { enableIntrospection = true; })
-      clutter networkmanager libstartup_notification telepathy_glib
-      libXtst p11_kit networkmanagerapplet gjs mutter libpulseaudio caribou evolution_data_server
+      clutter networkmanager libstartup_notification telepathy-glib
+      libXtst p11-kit networkmanagerapplet gjs mutter libpulseaudio caribou evolution-data-server
       libical nss gtk gstreamer gdm
-      libcanberra_gtk3 gnome_control_center geoclue2
+      libcanberra-gtk3 gnome-control-center geoclue2
       defaultIconTheme sqlite gnome3.gnome-bluetooth
       libgweather # not declared at build time, but typelib is needed at runtime
       gnome3.gnome-clocks # schemas needed
-      at_spi2_core upower ibus gnome_desktop telepathy_logger gnome3.gnome_settings_daemon
+      at-spi2-core upower ibus gnome-desktop telepathy-logger gnome3.gnome-settings-daemon
       gst_all_1.gst-plugins-good # recording
       gobjectIntrospection (stdenv.lib.getLib dconf) ];
   propagatedUserEnvPkgs = [
diff --git a/pkgs/desktops/gnome-3/core/gnome-software/default.nix b/pkgs/desktops/gnome-3/core/gnome-software/default.nix
index 37650ae5a14..dda6e78661b 100644
--- a/pkgs/desktops/gnome-3/core/gnome-software/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-software/default.nix
@@ -1,15 +1,15 @@
 { stdenv, fetchurl, pkgconfig, meson, ninja, gettext, gnome3, wrapGAppsHook, packagekit, ostree
 , glib, appstream-glib, libsoup, polkit, attr, acl, libyaml, isocodes, gtkspell3, libxslt
-, json_glib, libsecret, valgrind-light, docbook_xsl, docbook_xml_dtd_42, gtk_doc, desktop_file_utils }:
+, json-glib, libsecret, valgrind-light, docbook_xsl, docbook_xml_dtd_42, gtk-doc, desktop-file-utils }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   nativeBuildInputs = [ pkgconfig meson ninja gettext wrapGAppsHook libxslt docbook_xml_dtd_42
-                        valgrind-light docbook_xsl gtk_doc desktop_file_utils ];
+                        valgrind-light docbook_xsl gtk-doc desktop-file-utils ];
   buildInputs = [ gnome3.gtk glib packagekit appstream-glib libsoup
-                  gnome3.gsettings_desktop_schemas gnome3.gnome_desktop
-                  gtkspell3 json_glib libsecret ostree
+                  gnome3.gsettings-desktop-schemas gnome3.gnome-desktop
+                  gtkspell3 json-glib libsecret ostree
                   polkit attr acl libyaml ];
   propagatedBuildInputs = [ isocodes ];
 
diff --git a/pkgs/desktops/gnome-3/core/gnome-system-log/default.nix b/pkgs/desktops/gnome-3/core/gnome-system-log/default.nix
index d66efca66d9..673140c3e1b 100644
--- a/pkgs/desktops/gnome-3/core/gnome-system-log/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-system-log/default.nix
@@ -14,16 +14,16 @@ stdenv.mkDerivation rec {
 
   NIX_CFLAGS_COMPILE = "-I${gnome3.glib.dev}/include/gio-unix-2.0";
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
   propagatedBuildInputs = [ gdk_pixbuf gnome3.defaultIconTheme librsvg ];
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ bash gtk3 glib intltool itstool
-                  gnome3.gsettings_desktop_schemas wrapGAppsHook libxml2 ];
+                  gnome3.gsettings-desktop-schemas wrapGAppsHook libxml2 ];
 
   preFixup = ''
     gappsWrapperArgs+=(
-      --prefix XDG_DATA_DIRS : "${gtk3.out}/share:${gnome3.gnome_themes_standard}/share"
+      --prefix XDG_DATA_DIRS : "${gtk3.out}/share:${gnome3.gnome-themes-standard}/share"
     )
   '';
 
diff --git a/pkgs/desktops/gnome-3/core/gnome-system-monitor/default.nix b/pkgs/desktops/gnome-3/core/gnome-system-monitor/default.nix
index c32d9d95d88..07eed05762d 100644
--- a/pkgs/desktops/gnome-3/core/gnome-system-monitor/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-system-monitor/default.nix
@@ -7,17 +7,17 @@ stdenv.mkDerivation rec {
 
   doCheck = true;
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ bash gtk3 glib intltool itstool libxml2
                   gtkmm3 libgtop wrapGAppsHook
                   gdk_pixbuf gnome3.defaultIconTheme librsvg
-                  gnome3.gsettings_desktop_schemas systemd ];
+                  gnome3.gsettings-desktop-schemas systemd ];
 
   preFixup = ''
     gappsWrapperArgs+=(
-      --prefix XDG_DATA_DIRS : "${gtk3.out}/share:${gnome3.gnome_themes_standard}/share"
+      --prefix XDG_DATA_DIRS : "${gtk3.out}/share:${gnome3.gnome-themes-standard}/share"
     )
   '';
 
diff --git a/pkgs/desktops/gnome-3/core/gnome-terminal/default.nix b/pkgs/desktops/gnome-3/core/gnome-terminal/default.nix
index b28c3a4c45d..4ce393ad4e4 100644
--- a/pkgs/desktops/gnome-3/core/gnome-terminal/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-terminal/default.nix
@@ -1,21 +1,21 @@
 { stdenv, fetchurl, pkgconfig, libxml2, gnome3
-, gnome_doc_utils, intltool, which, libuuid, vala
-, desktop_file_utils, itstool, wrapGAppsHook, appdata-tools }:
+, gnome-doc-utils, intltool, which, libuuid, vala
+, desktop-file-utils, itstool, wrapGAppsHook, appdata-tools }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
-  buildInputs = [ gnome3.gtk gnome3.gsettings_desktop_schemas gnome3.vte appdata-tools
+  buildInputs = [ gnome3.gtk gnome3.gsettings-desktop-schemas gnome3.vte appdata-tools
                   gnome3.dconf itstool gnome3.nautilus ];
 
-  nativeBuildInputs = [ pkgconfig intltool gnome_doc_utils which libuuid libxml2
-                        vala desktop_file_utils wrapGAppsHook ];
+  nativeBuildInputs = [ pkgconfig intltool gnome-doc-utils which libuuid libxml2
+                        vala desktop-file-utils wrapGAppsHook ];
 
   # Silly ./configure, it looks for dbus file from gnome-shell in the
   # installation tree of the package it is configuring.
   postPatch = ''
-    substituteInPlace configure --replace '$(eval echo $(eval echo $(eval echo ''${dbusinterfacedir})))/org.gnome.ShellSearchProvider2.xml' "${gnome3.gnome_shell}/share/dbus-1/interfaces/org.gnome.ShellSearchProvider2.xml"
-    substituteInPlace src/Makefile.in --replace '$(dbusinterfacedir)/org.gnome.ShellSearchProvider2.xml' "${gnome3.gnome_shell}/share/dbus-1/interfaces/org.gnome.ShellSearchProvider2.xml"
+    substituteInPlace configure --replace '$(eval echo $(eval echo $(eval echo ''${dbusinterfacedir})))/org.gnome.ShellSearchProvider2.xml' "${gnome3.gnome-shell}/share/dbus-1/interfaces/org.gnome.ShellSearchProvider2.xml"
+    substituteInPlace src/Makefile.in --replace '$(dbusinterfacedir)/org.gnome.ShellSearchProvider2.xml' "${gnome3.gnome-shell}/share/dbus-1/interfaces/org.gnome.ShellSearchProvider2.xml"
   '';
 
   # FIXME: enable for gnome3
diff --git a/pkgs/desktops/gnome-3/core/gnome-user-share/default.nix b/pkgs/desktops/gnome-3/core/gnome-user-share/default.nix
index 0b83f6eb226..5d551dff1c0 100644
--- a/pkgs/desktops/gnome-3/core/gnome-user-share/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-user-share/default.nix
@@ -1,7 +1,7 @@
 { stdenv, intltool, fetchurl, apacheHttpd, nautilus
 , pkgconfig, gtk3, glib, libxml2, gnused, systemd
 , bash, wrapGAppsHook, itstool, libnotify, libtool, mod_dnssd
-, gnome3, librsvg, gdk_pixbuf, file, libcanberra_gtk3 }:
+, gnome3, librsvg, gdk_pixbuf, file, libcanberra-gtk3 }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ gtk3 glib intltool itstool libxml2 libtool
                   wrapGAppsHook file gdk_pixbuf gnome3.defaultIconTheme librsvg
-                  nautilus libnotify libcanberra_gtk3 systemd ];
+                  nautilus libnotify libcanberra-gtk3 systemd ];
 
   postInstall = ''
     mkdir -p $out/share/gsettings-schemas/$name
diff --git a/pkgs/desktops/gnome-3/core/grilo-plugins/default.nix b/pkgs/desktops/gnome-3/core/grilo-plugins/default.nix
index eb600770e0a..63dc6870ad4 100644
--- a/pkgs/desktops/gnome-3/core/grilo-plugins/default.nix
+++ b/pkgs/desktops/gnome-3/core/grilo-plugins/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, pkgconfig, file, intltool, glib, sqlite
-, gnome3, libxml2, gupnp, gssdp, lua5, liboauth, gupnp_av
-, gmime, json_glib, avahi, tracker, dleyna-server, itstool }:
+, gnome3, libxml2, gupnp, gssdp, lua5, liboauth, gupnp-av
+, gmime, json-glib, avahi, tracker, dleyna-server, itstool }:
 
 stdenv.mkDerivation rec {
   major = "0.3";
@@ -16,8 +16,8 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ gnome3.grilo libxml2 gupnp gssdp gnome3.libgdata
-                  lua5 liboauth gupnp_av sqlite gnome3.gnome_online_accounts
-                  gnome3.totem-pl-parser gnome3.rest gmime json_glib
+                  lua5 liboauth gupnp-av sqlite gnome3.gnome-online-accounts
+                  gnome3.totem-pl-parser gnome3.rest gmime json-glib
                   avahi gnome3.libmediaart tracker dleyna-server intltool itstool ];
 
   meta = with stdenv.lib; {
diff --git a/pkgs/desktops/gnome-3/core/gsettings-desktop-schemas/default.nix b/pkgs/desktops/gnome-3/core/gsettings-desktop-schemas/default.nix
index 977dd7ffd6f..836d178f09d 100644
--- a/pkgs/desktops/gnome-3/core/gsettings-desktop-schemas/default.nix
+++ b/pkgs/desktops/gnome-3/core/gsettings-desktop-schemas/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, pkgconfig, intltool, glib, gobjectIntrospection
   # just for passthru
-, gnome3, gtk3, gsettings_desktop_schemas }:
+, gnome3, gtk3, gsettings-desktop-schemas }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
diff --git a/pkgs/desktops/gnome-3/core/gtksourceview/default.nix b/pkgs/desktops/gnome-3/core/gtksourceview/default.nix
index 45001e55127..88e6a0bd785 100644
--- a/pkgs/desktops/gnome-3/core/gtksourceview/default.nix
+++ b/pkgs/desktops/gnome-3/core/gtksourceview/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, atk, cairo, glib, gtk3, pango
-, libxml2, perl, intltool, gettext, gnome3, gobjectIntrospection, dbus, xvfb_run, shared_mime_info }:
+, libxml2, perl, intltool, gettext, gnome3, gobjectIntrospection, dbus, xvfb_run, shared-mime-info }:
 
 let
   checkInputs = [ xvfb_run dbus ];
@@ -10,7 +10,7 @@ in stdenv.mkDerivation rec {
     # Required by gtksourceview-3.0.pc
     gtk3
     # Used by gtk_source_language_manager_guess_language
-    shared_mime_info
+    shared-mime-info
   ];
 
   outputs = [ "out" "dev" ];
diff --git a/pkgs/desktops/gnome-3/core/gucharmap/default.nix b/pkgs/desktops/gnome-3/core/gucharmap/default.nix
index 731ff7e2688..40b7a4c7d9f 100644
--- a/pkgs/desktops/gnome-3/core/gucharmap/default.nix
+++ b/pkgs/desktops/gnome-3/core/gucharmap/default.nix
@@ -1,5 +1,5 @@
 { stdenv, intltool, fetchurl, pkgconfig, gtk3
-, glib, desktop_file_utils, bash, appdata-tools
+, glib, desktop-file-utils, bash, appdata-tools
 , wrapGAppsHook, gnome3, itstool, libxml2
 , callPackage, unzip, gobjectIntrospection }:
 
@@ -11,16 +11,16 @@ stdenv.mkDerivation rec {
 
   doCheck = true;
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
 
   preConfigure = "patchShebangs gucharmap/gen-guch-unicode-tables.pl";
 
   nativeBuildInputs = [
     pkgconfig wrapGAppsHook unzip intltool itstool appdata-tools
-    gnome3.yelp_tools libxml2 desktop_file_utils gobjectIntrospection
+    gnome3.yelp-tools libxml2 desktop-file-utils gobjectIntrospection
   ];
 
-  buildInputs = [ gtk3 glib gnome3.gsettings_desktop_schemas ];
+  buildInputs = [ gtk3 glib gnome3.gsettings-desktop-schemas ];
 
   unicode-data = callPackage ./unicode-data.nix {};
 
diff --git a/pkgs/desktops/gnome-3/core/libgdata/default.nix b/pkgs/desktops/gnome-3/core/libgdata/default.nix
index ddf245f49e0..816ed6476e6 100644
--- a/pkgs/desktops/gnome-3/core/libgdata/default.nix
+++ b/pkgs/desktops/gnome-3/core/libgdata/default.nix
@@ -1,5 +1,5 @@
-{ stdenv, fetchurl, pkgconfig, intltool, libxml2, glib, json_glib
-, gobjectIntrospection, liboauth, gnome3, p11_kit, openssl, uhttpmock }:
+{ stdenv, fetchurl, pkgconfig, intltool, libxml2, glib, json-glib
+, gobjectIntrospection, liboauth, gnome3, p11-kit, openssl, uhttpmock }:
 
 let
   majorVersion = "0.17";
@@ -16,9 +16,9 @@ stdenv.mkDerivation rec {
 
   buildInputs = with gnome3;
     [ pkgconfig libsoup intltool libxml2 glib gobjectIntrospection
-      liboauth gcr gnome_online_accounts p11_kit openssl uhttpmock ];
+      liboauth gcr gnome-online-accounts p11-kit openssl uhttpmock ];
 
-  propagatedBuildInputs = [ json_glib ];
+  propagatedBuildInputs = [ json-glib ];
 
   meta = with stdenv.lib; {
     description = "GData API library";
diff --git a/pkgs/desktops/gnome-3/core/libgweather/default.nix b/pkgs/desktops/gnome-3/core/libgweather/default.nix
index 01b3c9bc093..40f02886101 100644
--- a/pkgs/desktops/gnome-3/core/libgweather/default.nix
+++ b/pkgs/desktops/gnome-3/core/libgweather/default.nix
@@ -5,7 +5,7 @@ stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   configureFlags = [ "--with-zoneinfo-dir=${tzdata}/share/zoneinfo" "--enable-vala" ];
-  propagatedBuildInputs = [ libxml2 gtk libsoup gconf pango gdk_pixbuf atk gnome3.geocode_glib ];
+  propagatedBuildInputs = [ libxml2 gtk libsoup gconf pango gdk_pixbuf atk gnome3.geocode-glib ];
   nativeBuildInputs = [ pkgconfig intltool gnome3.vala ];
 
   # Prevent building vapi into ${vala} derivation directory
diff --git a/pkgs/desktops/gnome-3/core/libzapojit/default.nix b/pkgs/desktops/gnome-3/core/libzapojit/default.nix
index dab1a0fea8a..8bd9e11d95f 100644
--- a/pkgs/desktops/gnome-3/core/libzapojit/default.nix
+++ b/pkgs/desktops/gnome-3/core/libzapojit/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, glib, intltool, json_glib, rest, libsoup, gtk, gnome_online_accounts }:
+{ stdenv, fetchurl, pkgconfig, glib, intltool, json-glib, rest, libsoup, gtk, gnome-online-accounts }:
 
 stdenv.mkDerivation rec {
   name = "libzapojit-0.0.3";
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ glib intltool json_glib rest libsoup gtk gnome_online_accounts ];
+  buildInputs = [ glib intltool json-glib rest libsoup gtk gnome-online-accounts ];
 
   meta = with stdenv.lib; {
     description = "GObject wrapper for the SkyDrive and Hotmail REST APIs";
diff --git a/pkgs/desktops/gnome-3/core/mutter/default.nix b/pkgs/desktops/gnome-3/core/mutter/default.nix
index e1343d9977d..92c2fee8e46 100644
--- a/pkgs/desktops/gnome-3/core/mutter/default.nix
+++ b/pkgs/desktops/gnome-3/core/mutter/default.nix
@@ -1,5 +1,5 @@
 { fetchurl, stdenv, pkgconfig, gnome3, intltool, gobjectIntrospection, upower, cairo
-, pango, cogl, clutter, libstartup_notification, zenity, libcanberra_gtk3
+, pango, cogl, clutter, libstartup_notification, zenity, libcanberra-gtk3
 , libtool, makeWrapper, xkeyboard_config, libxkbfile, libxkbcommon, libXtst, libinput
 , pipewire, libgudev, libwacom, xwayland, autoreconfHook }:
 
@@ -36,10 +36,10 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ autoreconfHook pkgconfig intltool libtool makeWrapper ];
 
   buildInputs = with gnome3; [
-    glib gobjectIntrospection gtk gsettings_desktop_schemas upower
-    gnome_desktop cairo pango cogl clutter zenity libstartup_notification
-    gnome3.geocode_glib libinput libgudev libwacom
-    libcanberra_gtk3 zenity xkeyboard_config libxkbfile
+    glib gobjectIntrospection gtk gsettings-desktop-schemas upower
+    gnome-desktop cairo pango cogl clutter zenity libstartup_notification
+    gnome3.geocode-glib libinput libgudev libwacom
+    libcanberra-gtk3 zenity xkeyboard_config libxkbfile
     libxkbcommon pipewire
   ];
 
diff --git a/pkgs/desktops/gnome-3/core/nautilus/default.nix b/pkgs/desktops/gnome-3/core/nautilus/default.nix
index ef133994a46..ebabc269e81 100644
--- a/pkgs/desktops/gnome-3/core/nautilus/default.nix
+++ b/pkgs/desktops/gnome-3/core/nautilus/default.nix
@@ -1,15 +1,15 @@
-{ stdenv, fetchurl, meson, ninja, pkgconfig, gettext, libxml2, desktop_file_utils, wrapGAppsHook
-, gtk, gnome3, gnome-autoar, glib, dbus_glib, shared_mime_info, libnotify, libexif
+{ stdenv, fetchurl, meson, ninja, pkgconfig, gettext, libxml2, desktop-file-utils, wrapGAppsHook
+, gtk, gnome3, gnome-autoar, glib, dbus-glib, shared-mime-info, libnotify, libexif
 , exempi, librsvg, tracker, tracker-miners, libselinux, gdk_pixbuf }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
-  nativeBuildInputs = [ meson ninja pkgconfig libxml2 gettext wrapGAppsHook desktop_file_utils ];
+  nativeBuildInputs = [ meson ninja pkgconfig libxml2 gettext wrapGAppsHook desktop-file-utils ];
 
-  buildInputs = [ dbus_glib shared_mime_info libexif gtk exempi libnotify libselinux
-                  tracker tracker-miners gnome3.gnome_desktop gnome3.adwaita-icon-theme
-                  gnome3.gsettings_desktop_schemas ];
+  buildInputs = [ dbus-glib shared-mime-info libexif gtk exempi libnotify libselinux
+                  tracker tracker-miners gnome3.gnome-desktop gnome3.adwaita-icon-theme
+                  gnome3.gsettings-desktop-schemas ];
 
   propagatedBuildInputs = [ gnome-autoar ];
 
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
       # Thumbnailers
       --prefix XDG_DATA_DIRS : "${gdk_pixbuf}/share"
       --prefix XDG_DATA_DIRS : "${librsvg}/share"
-      --prefix XDG_DATA_DIRS : "${shared_mime_info}/share"
+      --prefix XDG_DATA_DIRS : "${shared-mime-info}/share"
     )
   '';
 
diff --git a/pkgs/desktops/gnome-3/core/sushi/default.nix b/pkgs/desktops/gnome-3/core/sushi/default.nix
index 37b311256bd..3e568f8639a 100644
--- a/pkgs/desktops/gnome-3/core/sushi/default.nix
+++ b/pkgs/desktops/gnome-3/core/sushi/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, file, intltool, gobjectIntrospection, glib
-, clutter_gtk, clutter-gst, gnome3, gtksourceview, libmusicbrainz
+, clutter-gtk, clutter-gst, gnome3, gtksourceview, libmusicbrainz
 , webkitgtk, libmusicbrainz5, icu, makeWrapper, gst_all_1
 , gdk_pixbuf, librsvg, gtk3, harfbuzz }:
 
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ file intltool gobjectIntrospection glib gtk3
-                  clutter_gtk clutter-gst gnome3.gjs gtksourceview gdk_pixbuf
+                  clutter-gtk clutter-gst gnome3.gjs gtksourceview gdk_pixbuf
                   librsvg gnome3.defaultIconTheme libmusicbrainz5 webkitgtk
                   gnome3.evince icu makeWrapper harfbuzz ];
 
diff --git a/pkgs/desktops/gnome-3/core/totem/default.nix b/pkgs/desktops/gnome-3/core/totem/default.nix
index c26b9b45dfd..deb56e3c51c 100644
--- a/pkgs/desktops/gnome-3/core/totem/default.nix
+++ b/pkgs/desktops/gnome-3/core/totem/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, meson, ninja, intltool, gst_all_1, clutter
-, clutter_gtk, clutter-gst, python3Packages, shared_mime_info
+, clutter-gtk, clutter-gst, python3Packages, shared-mime-info
 , pkgconfig, gtk3, glib, gobjectIntrospection
-, bash, wrapGAppsHook, itstool, libxml2, dbus_glib, vala, gnome3, librsvg
+, bash, wrapGAppsHook, itstool, libxml2, dbus-glib, vala, gnome3, librsvg
 , gdk_pixbuf, file, tracker, nautilus }:
 
 stdenv.mkDerivation rec {
@@ -16,14 +16,14 @@ stdenv.mkDerivation rec {
 
   NIX_CFLAGS_COMPILE = "-I${gnome3.glib.dev}/include/gio-unix-2.0";
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
 
   nativeBuildInputs = [ meson ninja vala pkgconfig intltool python3Packages.python itstool file wrapGAppsHook ];
-  buildInputs = [ gtk3 glib gnome3.grilo clutter_gtk clutter-gst gnome3.totem-pl-parser gnome3.grilo-plugins
+  buildInputs = [ gtk3 glib gnome3.grilo clutter-gtk clutter-gst gnome3.totem-pl-parser gnome3.grilo-plugins
                   gst_all_1.gstreamer gst_all_1.gst-plugins-base gst_all_1.gst-plugins-good gst_all_1.gst-plugins-bad
-                  gst_all_1.gst-plugins-ugly gst_all_1.gst-libav gnome3.libpeas shared_mime_info dbus_glib
-                  gdk_pixbuf libxml2 gnome3.defaultIconTheme gnome3.gnome_desktop
-                  gnome3.gsettings_desktop_schemas tracker nautilus ];
+                  gst_all_1.gst-plugins-ugly gst_all_1.gst-libav gnome3.libpeas shared-mime-info dbus-glib
+                  gdk_pixbuf libxml2 gnome3.defaultIconTheme gnome3.gnome-desktop
+                  gnome3.gsettings-desktop-schemas tracker nautilus ];
 
   propagatedBuildInputs = [ gobjectIntrospection python3Packages.pylint python3Packages.pygobject2 ];
 
diff --git a/pkgs/desktops/gnome-3/core/tracker-miners/default.nix b/pkgs/desktops/gnome-3/core/tracker-miners/default.nix
index baff249a03a..7213bbdfdb2 100644
--- a/pkgs/desktops/gnome-3/core/tracker-miners/default.nix
+++ b/pkgs/desktops/gnome-3/core/tracker-miners/default.nix
@@ -2,11 +2,11 @@
 , pkgconfig, gtk3, glib
 , bash, wrapGAppsHook, itstool, vala, sqlite, libxslt
 , gnome3, librsvg, gdk_pixbuf, libnotify
-, evolution_data_server, gst_all_1, poppler
+, evolution-data-server, gst_all_1, poppler
 , icu, taglib, libjpeg, libtiff, giflib, libcue
 , libvorbis, flac, exempi, networkmanager
 , libpng, libexif, libgsf, libuuid, bzip2
-, libsoup, json_glib, libseccomp
+, libsoup, json-glib, libseccomp
 , libiptcdata }:
 
 stdenv.mkDerivation rec {
@@ -19,9 +19,9 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ vala pkgconfig intltool itstool libxslt wrapGAppsHook ];
   # TODO: add libgrss, libenca
   buildInputs = [
-    bzip2 evolution_data_server exempi flac giflib glib gnome3.totem-pl-parser
+    bzip2 evolution-data-server exempi flac giflib glib gnome3.totem-pl-parser
     gnome3.tracker gst_all_1.gst-plugins-base gst_all_1.gstreamer icu
-    json_glib libcue libexif libgsf libiptcdata libjpeg libpng libseccomp libsoup
+    json-glib libcue libexif libgsf libiptcdata libjpeg libpng libseccomp libsoup
     libtiff libuuid libvorbis libxml2 poppler taglib upower
   ];
 
diff --git a/pkgs/desktops/gnome-3/core/tracker/default.nix b/pkgs/desktops/gnome-3/core/tracker/default.nix
index 59455f320b5..2596709c0ba 100644
--- a/pkgs/desktops/gnome-3/core/tracker/default.nix
+++ b/pkgs/desktops/gnome-3/core/tracker/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, intltool, pkgconfig
 , libxml2, upower, glib, wrapGAppsHook, vala, sqlite, libxslt
-, gnome3, icu, libuuid, networkmanager, libsoup, json_glib }:
+, gnome3, icu, libuuid, networkmanager, libsoup, json-glib }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
@@ -10,10 +10,10 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ vala pkgconfig intltool libxslt wrapGAppsHook ];
   # TODO: add libstemmer
   buildInputs = [
-    glib libxml2 sqlite upower icu networkmanager libsoup libuuid json_glib
+    glib libxml2 sqlite upower icu networkmanager libsoup libuuid json-glib
   ];
 
-  # TODO: figure out wrapping unit tests, some of them fail on missing gsettings_desktop_schemas
+  # TODO: figure out wrapping unit tests, some of them fail on missing gsettings-desktop-schemas
   configureFlags = [ "--disable-unit-tests" ];
 
   postPatch = ''
diff --git a/pkgs/desktops/gnome-3/core/vino/default.nix b/pkgs/desktops/gnome-3/core/vino/default.nix
index bd446623fc2..4eadcc05760 100644
--- a/pkgs/desktops/gnome-3/core/vino/default.nix
+++ b/pkgs/desktops/gnome-3/core/vino/default.nix
@@ -1,10 +1,10 @@
 { stdenv, fetchurl, lib, wrapGAppsHook
 , pkgconfig, gnome3, gtk3, glib, intltool, libXtst, libnotify, libsoup
-, telepathySupport ? false, dbus_glib ? null, telepathy_glib ? null
+, telepathySupport ? false, dbus-glib ? null, telepathy-glib ? null
 , libsecret ? null, gnutls ? null, libgcrypt ? null, avahi ? null
 , zlib ? null, libjpeg ? null
 , libXdamage ? null, libXfixes ? null, libXext ? null
-, gnomeKeyringSupport ? false, libgnome_keyring3 ? null
+, gnomeKeyringSupport ? false, libgnome-keyring3 ? null
 , networkmanager ? null }:
 
 with lib;
@@ -17,8 +17,8 @@ stdenv.mkDerivation rec {
   buildInputs = [
     wrapGAppsHook
     pkgconfig gnome3.defaultIconTheme gtk3 glib intltool libXtst libnotify libsoup
-  ] ++ optionals telepathySupport [ dbus_glib telepathy_glib ]
-    ++ optional gnomeKeyringSupport libgnome_keyring3
+  ] ++ optionals telepathySupport [ dbus-glib telepathy-glib ]
+    ++ optional gnomeKeyringSupport libgnome-keyring3
     ++ filter (p: p != null) [
       libsecret gnutls libgcrypt avahi zlib libjpeg
       libXdamage libXfixes libXext networkmanager
diff --git a/pkgs/desktops/gnome-3/core/vte/default.nix b/pkgs/desktops/gnome-3/core/vte/default.nix
index 251e27334b1..ef33cc34023 100644
--- a/pkgs/desktops/gnome-3/core/vte/default.nix
+++ b/pkgs/desktops/gnome-3/core/vte/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, intltool, pkgconfig
 , gnome3, ncurses, gobjectIntrospection, vala, libxml2, gnutls
-, fetchFromGitHub, autoconf, automake, libtool, gtk_doc, gperf, pcre2
+, fetchFromGitHub, autoconf, automake, libtool, gtk-doc, gperf, pcre2
 }:
 
 stdenv.mkDerivation rec {
diff --git a/pkgs/desktops/gnome-3/core/vte/ng.nix b/pkgs/desktops/gnome-3/core/vte/ng.nix
index c40972e955f..e6dc005fe58 100644
--- a/pkgs/desktops/gnome-3/core/vte/ng.nix
+++ b/pkgs/desktops/gnome-3/core/vte/ng.nix
@@ -1,4 +1,4 @@
-{ gnome3, fetchFromGitHub, autoconf, automake, gtk_doc, gettext, libtool, gperf }:
+{ gnome3, fetchFromGitHub, autoconf, automake, gtk-doc, gettext, libtool, gperf }:
 
 gnome3.vte.overrideAttrs (oldAttrs: rec {
   name = "vte-ng-${version}";
@@ -14,5 +14,5 @@ gnome3.vte.overrideAttrs (oldAttrs: rec {
   preConfigure = oldAttrs.preConfigure + "; NOCONFIGURE=1 ./autogen.sh";
 
   nativeBuildInputs = oldAttrs.nativeBuildInputs or []
-    ++ [ gtk_doc autoconf automake gettext libtool gperf ];
+    ++ [ gtk-doc autoconf automake gettext libtool gperf ];
 })
diff --git a/pkgs/desktops/gnome-3/core/yelp-tools/default.nix b/pkgs/desktops/gnome-3/core/yelp-tools/default.nix
index eaceadcc85c..d849178ae09 100644
--- a/pkgs/desktops/gnome-3/core/yelp-tools/default.nix
+++ b/pkgs/desktops/gnome-3/core/yelp-tools/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ libxml2 libxslt itstool gnome3.yelp_xsl ];
+  buildInputs = [ libxml2 libxslt itstool gnome3.yelp-xsl ];
 
   doCheck = true;
 
diff --git a/pkgs/desktops/gnome-3/core/yelp/default.nix b/pkgs/desktops/gnome-3/core/yelp/default.nix
index 6b458598c29..16e31446285 100644
--- a/pkgs/desktops/gnome-3/core/yelp/default.nix
+++ b/pkgs/desktops/gnome-3/core/yelp/default.nix
@@ -6,15 +6,15 @@
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
 
   preConfigure = "substituteInPlace ./configure --replace /usr/bin/file ${file}/bin/file";
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ gtk3 glib webkitgtk intltool itstool sqlite
-                  libxml2 libxslt icu file makeWrapper gnome3.yelp_xsl
+                  libxml2 libxslt icu file makeWrapper gnome3.yelp-xsl
                   librsvg gdk_pixbuf gnome3.defaultIconTheme groff
-                  gnome3.gsettings_desktop_schemas wrapGAppsHook
+                  gnome3.gsettings-desktop-schemas wrapGAppsHook
                   gst_all_1.gst-plugins-base gst_all_1.gst-plugins-good ];
 
   meta = with stdenv.lib; {
diff --git a/pkgs/desktops/gnome-3/core/zenity/default.nix b/pkgs/desktops/gnome-3/core/zenity/default.nix
index 80f2dde534e..e7d14188b0c 100644
--- a/pkgs/desktops/gnome-3/core/zenity/default.nix
+++ b/pkgs/desktops/gnome-3/core/zenity/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, cairo, libxml2, libxslt, gnome3, pango
-, gnome_doc_utils, intltool, libX11, which, itstool, wrapGAppsHook }:
+, gnome-doc-utils, intltool, libX11, which, itstool, wrapGAppsHook }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ gnome3.gtk libxml2 libxslt libX11 itstool ];
 
-  nativeBuildInputs = [ pkgconfig intltool gnome_doc_utils which wrapGAppsHook ];
+  nativeBuildInputs = [ pkgconfig intltool gnome-doc-utils which wrapGAppsHook ];
 
   meta = with stdenv.lib; {
     platforms = platforms.linux;
diff --git a/pkgs/desktops/gnome-3/default.nix b/pkgs/desktops/gnome-3/default.nix
index 0650ddf04ea..9388c919896 100644
--- a/pkgs/desktops/gnome-3/default.nix
+++ b/pkgs/desktops/gnome-3/default.nix
@@ -17,21 +17,21 @@ let
   maintainers = with pkgs.lib.maintainers; [ lethalman jtojnar ];
 
   corePackages = with gnome3; [
-    pkgs.desktop_file_utils pkgs.ibus
-    pkgs.shared_mime_info # for update-mime-database
+    pkgs.desktop-file-utils pkgs.ibus
+    pkgs.shared-mime-info # for update-mime-database
     glib # for gsettings
     gtk3.out # for gtk-update-icon-cache
-    glib_networking gvfs dconf gnome-backgrounds gnome_control_center
-    gnome-menus gnome_settings_daemon gnome_shell
-    gnome_themes_standard defaultIconTheme gnome-shell-extensions
-    pkgs.hicolor_icon_theme
+    glib-networking gvfs dconf gnome-backgrounds gnome-control-center
+    gnome-menus gnome-settings-daemon gnome-shell
+    gnome-themes-standard defaultIconTheme gnome-shell-extensions
+    pkgs.hicolor-icon-theme
   ];
 
   optionalPackages = with gnome3; [ baobab eog epiphany evince
     gucharmap nautilus totem vino yelp gnome-bluetooth
     gnome-calculator gnome-contacts gnome-font-viewer gnome-screenshot
     gnome-system-log gnome-system-monitor simple-scan
-    gnome_terminal gnome-user-docs evolution file-roller gedit
+    gnome-terminal gnome-user-docs evolution file-roller gedit
     gnome-clocks gnome-music gnome-tweak-tool gnome-photos
     nautilus-sendto dconf-editor vinagre gnome-weather gnome-logs
     gnome-maps gnome-characters gnome-calendar accerciser gnome-nettool
@@ -46,8 +46,8 @@ let
     hitori gnome-taquin
   ];
 
-  inherit (pkgs) glib gtk2 webkitgtk gtk3 gtkmm3 libcanberra_gtk2
-    clutter clutter-gst clutter_gtk cogl gtkvnc;
+  inherit (pkgs) glib gtk2 webkitgtk gtk3 gtkmm3 libcanberra-gtk2
+    clutter clutter-gst clutter-gtk cogl gtkvnc;
   inherit (pkgs.gnome2) ORBit2;
   libsoup = pkgs.libsoup.override { gnomeSupport = true; };
   libchamplain = pkgs.libchamplain.override { libsoup = libsoup; };
@@ -81,11 +81,11 @@ let
 
   evince = callPackage ./core/evince { }; # ToDo: dbus would prevent compilation, enable tests
 
-  evolution_data_server = callPackage ./core/evolution-data-server { };
+  evolution-data-server = callPackage ./core/evolution-data-server { };
 
   gconf = callPackage ./core/gconf { };
 
-  geocode_glib = callPackage ./core/geocode-glib { };
+  geocode-glib = callPackage ./core/geocode-glib { };
 
   gcr = callPackage ./core/gcr { }; # ToDo: tests fail
 
@@ -93,8 +93,8 @@ let
 
   gjs = callPackage ./core/gjs { };
 
-  glib_networking = pkgs.glib_networking.override {
-    inherit gsettings_desktop_schemas;
+  glib-networking = pkgs.glib-networking.override {
+    inherit gsettings-desktop-schemas;
   };
 
   gnome-backgrounds = callPackage ./core/gnome-backgrounds { };
@@ -103,13 +103,13 @@ let
 
   gnome-contacts = callPackage ./core/gnome-contacts { };
 
-  gnome_control_center = callPackage ./core/gnome-control-center { };
+  gnome-control-center = callPackage ./core/gnome-control-center { };
 
   gnome-calculator = callPackage ./core/gnome-calculator { };
 
-  gnome_common = callPackage ./core/gnome-common { };
+  gnome-common = callPackage ./core/gnome-common { };
 
-  gnome_desktop = callPackage ./core/gnome-desktop { };
+  gnome-desktop = callPackage ./core/gnome-desktop { };
 
   gnome-dictionary = callPackage ./core/gnome-dictionary { };
 
@@ -119,27 +119,27 @@ let
 
   gnome-menus = callPackage ./core/gnome-menus { };
 
-  gnome_keyring = callPackage ./core/gnome-keyring { };
+  gnome-keyring = callPackage ./core/gnome-keyring { };
 
-  libgnome_keyring = callPackage ./core/libgnome-keyring { };
+  libgnome-keyring = callPackage ./core/libgnome-keyring { };
 
   libgnomekbd = callPackage ./core/libgnomekbd { };
 
   folks = callPackage ./core/folks { };
 
-  gnome_online_accounts = callPackage ./core/gnome-online-accounts { };
+  gnome-online-accounts = callPackage ./core/gnome-online-accounts { };
 
   gnome-online-miners = callPackage ./core/gnome-online-miners { };
 
-  gnome_session = callPackage ./core/gnome-session { };
+  gnome-session = callPackage ./core/gnome-session { };
 
-  gnome_shell = callPackage ./core/gnome-shell { };
+  gnome-shell = callPackage ./core/gnome-shell { };
 
   gnome-shell-extensions = callPackage ./core/gnome-shell-extensions { };
 
   gnome-screenshot = callPackage ./core/gnome-screenshot { };
 
-  gnome_settings_daemon = callPackage ./core/gnome-settings-daemon { };
+  gnome-settings-daemon = callPackage ./core/gnome-settings-daemon { };
 
   gnome-software = callPackage ./core/gnome-software { };
 
@@ -147,9 +147,9 @@ let
 
   gnome-system-monitor = callPackage ./core/gnome-system-monitor { };
 
-  gnome_terminal = callPackage ./core/gnome-terminal { };
+  gnome-terminal = callPackage ./core/gnome-terminal { };
 
-  gnome_themes_standard = callPackage ./core/gnome-themes-standard { };
+  gnome-themes-standard = callPackage ./core/gnome-themes-standard { };
 
   gnome-user-docs = callPackage ./core/gnome-user-docs { };
 
@@ -159,7 +159,7 @@ let
 
   grilo-plugins = callPackage ./core/grilo-plugins { };
 
-  gsettings_desktop_schemas = callPackage ./core/gsettings-desktop-schemas { };
+  gsettings-desktop-schemas = callPackage ./core/gsettings-desktop-schemas { };
 
   gsound = callPackage ./core/gsound { };
 
@@ -193,36 +193,36 @@ let
 
   nautilus = callPackage ./core/nautilus { };
 
-  networkmanager_openvpn = pkgs.networkmanager_openvpn.override {
+  networkmanager-openvpn = pkgs.networkmanager-openvpn.override {
     inherit gnome3;
   };
 
-  networkmanager_pptp = pkgs.networkmanager_pptp.override {
+  networkmanager-pptp = pkgs.networkmanager-pptp.override {
     inherit gnome3;
   };
 
-  networkmanager_vpnc = pkgs.networkmanager_vpnc.override {
+  networkmanager-vpnc = pkgs.networkmanager-vpnc.override {
     inherit gnome3;
   };
 
-  networkmanager_openconnect = pkgs.networkmanager_openconnect.override {
+  networkmanager-openconnect = pkgs.networkmanager-openconnect.override {
     inherit gnome3;
   };
 
-  networkmanager_fortisslvpn = pkgs.networkmanager_fortisslvpn.override {
+  networkmanager-fortisslvpn = pkgs.networkmanager-fortisslvpn.override {
     inherit gnome3;
   };
 
-  networkmanager_l2tp = pkgs.networkmanager_l2tp.override {
+  networkmanager-l2tp = pkgs.networkmanager-l2tp.override {
     inherit gnome3;
   };
 
-  networkmanager_iodine = pkgs.networkmanager_iodine.override {
+  networkmanager-iodine = pkgs.networkmanager-iodine.override {
     inherit gnome3;
   };
 
   networkmanagerapplet = pkgs.networkmanagerapplet.override {
-    inherit gnome3 gsettings_desktop_schemas glib_networking;
+    inherit gnome3 gsettings-desktop-schemas glib-networking;
   };
 
   rest = callPackage ./core/rest { };
@@ -249,9 +249,9 @@ let
 
   yelp = callPackage ./core/yelp { };
 
-  yelp_xsl = callPackage ./core/yelp-xsl { };
+  yelp-xsl = callPackage ./core/yelp-xsl { };
 
-  yelp_tools = callPackage ./core/yelp-tools { };
+  yelp-tools = callPackage ./core/yelp-tools { };
 
   zenity = callPackage ./core/zenity { };
 
@@ -401,6 +401,34 @@ let
 
   gnome-packagekit = callPackage ./misc/gnome-packagekit { };
 
+#### Legacy aliases
+
+  evolution_data_server = evolution-data-server; # added 2018-02-25
+  geocode_glib = geocode-glib; # added 2018-02-25
+  glib_networking = glib-networking; # added 2018-02-25
+  gnome_common = gnome-common; # added 2018-02-25
+  gnome_control_center = gnome-control-center; # added 2018-02-25
+  gnome_desktop = gnome-desktop; # added 2018-02-25
+  gnome_keyring = gnome-keyring; # added 2018-02-25
+  gnome_online_accounts = gnome-online-accounts; # added 2018-02-25
+  gnome_session = gnome-session; # added 2018-02-25
+  gnome_settings_daemon = gnome-settings-daemon; # added 2018-02-25
+  gnome_shell = gnome-shell; # added 2018-02-25
+  gnome_terminal = gnome-terminal; # added 2018-02-25
+  gnome_themes_standard = gnome-themes-standard; # added 2018-02-25
+  gsettings_desktop_schemas = gsettings-desktop-schemas; # added 2018-02-25
+  libcanberra_gtk2 = libcanberra-gtk2; # added 2018-02-25
+  libgnome_keyring = libgnome-keyring; # added 2018-02-25
+  networkmanager_fortisslvpn = networkmanager-fortisslvpn; # added 2018-02-25
+  networkmanager_iodine = networkmanager-iodine; # added 2018-02-25
+  networkmanager_l2tp = networkmanager-l2tp; # added 2018-02-25
+  networkmanager_openconnect = networkmanager-openconnect; # added 2018-02-25
+  networkmanager_openvpn = networkmanager-openvpn; # added 2018-02-25
+  networkmanager_pptp = networkmanager-pptp; # added 2018-02-25
+  networkmanager_vpnc = networkmanager-vpnc; # added 2018-02-25
+  yelp_xsl = yelp-xsl; # added 2018-02-25
+  yelp_tools = yelp-tools; # added 2018-02-25
+
     };
   in self; # pkgsFun
 
diff --git a/pkgs/desktops/gnome-3/devtools/anjuta/default.nix b/pkgs/desktops/gnome-3/devtools/anjuta/default.nix
index 4347f72cc5f..c81b160ae71 100644
--- a/pkgs/desktops/gnome-3/devtools/anjuta/default.nix
+++ b/pkgs/desktops/gnome-3/devtools/anjuta/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   buildInputs = [
     flex bison gtk3 libxml2 gnome3.gjs gnome3.gdl
     gnome3.libgda gnome3.gtksourceview
-    gnome3.gsettings_desktop_schemas
+    gnome3.gsettings-desktop-schemas
   ];
 
   preFixup = ''
diff --git a/pkgs/desktops/gnome-3/devtools/devhelp/default.nix b/pkgs/desktops/gnome-3/devtools/devhelp/default.nix
index 08dbade67fb..6ecac28f96a 100644
--- a/pkgs/desktops/gnome-3/devtools/devhelp/default.nix
+++ b/pkgs/desktops/gnome-3/devtools/devhelp/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, gnome3, gtk3, wrapGAppsHook
-, webkitgtk, intltool, gsettings_desktop_schemas }:
+, webkitgtk, intltool, gsettings-desktop-schemas }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
@@ -7,7 +7,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [
     gtk3 wrapGAppsHook webkitgtk intltool gnome3.defaultIconTheme
-    gsettings_desktop_schemas
+    gsettings-desktop-schemas
   ];
 
   meta = with stdenv.lib; {
diff --git a/pkgs/desktops/gnome-3/extensions/chrome-gnome-shell/default.nix b/pkgs/desktops/gnome-3/extensions/chrome-gnome-shell/default.nix
index 11d891b6743..d22dbd49d39 100644
--- a/pkgs/desktops/gnome-3/extensions/chrome-gnome-shell/default.nix
+++ b/pkgs/desktops/gnome-3/extensions/chrome-gnome-shell/default.nix
@@ -13,7 +13,7 @@ in stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [ cmake ninja jq wrapGAppsHook ];
-  buildInputs = [ gnome3.gnome_shell python pygobject3 requests ];
+  buildInputs = [ gnome3.gnome-shell python pygobject3 requests ];
 
   preConfigure = ''
     substituteInPlace CMakeLists.txt --replace "/etc" "$out/etc"
diff --git a/pkgs/desktops/gnome-3/games/aisleriot/default.nix b/pkgs/desktops/gnome-3/games/aisleriot/default.nix
index 40e1473b59e..a6f0a65832f 100644
--- a/pkgs/desktops/gnome-3/games/aisleriot/default.nix
+++ b/pkgs/desktops/gnome-3/games/aisleriot/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, pkgconfig, gnome3, intltool, itstool, gtk3
-, wrapGAppsHook, gconf, librsvg, libxml2, desktop_file_utils
-, guile_2_0, libcanberra_gtk3 }:
+, wrapGAppsHook, gconf, librsvg, libxml2, desktop-file-utils
+, guile_2_0, libcanberra-gtk3 }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ intltool itstool gtk3 wrapGAppsHook gconf
-                  librsvg libxml2 desktop_file_utils guile_2_0 libcanberra_gtk3 ];
+                  librsvg libxml2 desktop-file-utils guile_2_0 libcanberra-gtk3 ];
 
   meta = with stdenv.lib; {
     homepage = https://wiki.gnome.org/Apps/Aisleriot;
diff --git a/pkgs/desktops/gnome-3/games/four-in-a-row/default.nix b/pkgs/desktops/gnome-3/games/four-in-a-row/default.nix
index 486fe5c486e..a2623c5115b 100644
--- a/pkgs/desktops/gnome-3/games/four-in-a-row/default.nix
+++ b/pkgs/desktops/gnome-3/games/four-in-a-row/default.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl, pkgconfig, gnome3, gtk3, wrapGAppsHook
-, intltool, itstool, libcanberra_gtk3, librsvg, libxml2 }:
+, intltool, itstool, libcanberra-gtk3, librsvg, libxml2 }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [
-    gtk3 wrapGAppsHook intltool itstool libcanberra_gtk3 librsvg
+    gtk3 wrapGAppsHook intltool itstool libcanberra-gtk3 librsvg
     libxml2 gnome3.defaultIconTheme
   ];
 
diff --git a/pkgs/desktops/gnome-3/games/gnome-nibbles/default.nix b/pkgs/desktops/gnome-3/games/gnome-nibbles/default.nix
index 90fdccc1186..7489cf6111b 100644
--- a/pkgs/desktops/gnome-3/games/gnome-nibbles/default.nix
+++ b/pkgs/desktops/gnome-3/games/gnome-nibbles/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, gnome3, gtk3, wrapGAppsHook
-, librsvg, libcanberra_gtk3, clutter_gtk, intltool, itstool
+, librsvg, libcanberra-gtk3, clutter-gtk, intltool, itstool
 , libxml2, libgee, libgames-support }:
 
 stdenv.mkDerivation rec {
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [
     gtk3 wrapGAppsHook intltool itstool libxml2
-    librsvg libcanberra_gtk3 clutter_gtk gnome3.defaultIconTheme
+    librsvg libcanberra-gtk3 clutter-gtk gnome3.defaultIconTheme
     libgee libgames-support
   ];
 
diff --git a/pkgs/desktops/gnome-3/games/gnome-robots/default.nix b/pkgs/desktops/gnome-3/games/gnome-robots/default.nix
index cd13e6ab958..e46736351a1 100644
--- a/pkgs/desktops/gnome-3/games/gnome-robots/default.nix
+++ b/pkgs/desktops/gnome-3/games/gnome-robots/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, gnome3, gtk3, wrapGAppsHook
-, librsvg, libcanberra_gtk3, intltool, itstool, libxml2, libgames-support
+, librsvg, libcanberra-gtk3, intltool, itstool, libxml2, libgames-support
 , libgee}:
 
 stdenv.mkDerivation rec {
@@ -7,7 +7,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [
-    gtk3 wrapGAppsHook intltool itstool librsvg libcanberra_gtk3
+    gtk3 wrapGAppsHook intltool itstool librsvg libcanberra-gtk3
     libxml2 gnome3.defaultIconTheme libgames-support libgee
   ];
 
diff --git a/pkgs/desktops/gnome-3/games/gnome-sudoku/default.nix b/pkgs/desktops/gnome-3/games/gnome-sudoku/default.nix
index a0f83d48c3d..2234d696d24 100644
--- a/pkgs/desktops/gnome-3/games/gnome-sudoku/default.nix
+++ b/pkgs/desktops/gnome-3/games/gnome-sudoku/default.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl, pkgconfig, intltool, gtk3, gnome3, wrapGAppsHook
-, json_glib, qqwing, itstool, libxml2 }:
+, json-glib, qqwing, itstool, libxml2 }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ intltool wrapGAppsHook gtk3 gnome3.libgee
-                  json_glib qqwing itstool libxml2 ];
+                  json-glib qqwing itstool libxml2 ];
 
   meta = with stdenv.lib; {
     homepage = https://wiki.gnome.org/Apps/Sudoku;
diff --git a/pkgs/desktops/gnome-3/games/gnome-taquin/default.nix b/pkgs/desktops/gnome-3/games/gnome-taquin/default.nix
index d456abe6dc1..3935afe3eb6 100644
--- a/pkgs/desktops/gnome-3/games/gnome-taquin/default.nix
+++ b/pkgs/desktops/gnome-3/games/gnome-taquin/default.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl, pkgconfig, gnome3, gtk3, wrapGAppsHook
-, librsvg, libcanberra_gtk3, intltool, itstool, libxml2 }:
+, librsvg, libcanberra-gtk3, intltool, itstool, libxml2 }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [
-    gtk3 wrapGAppsHook librsvg libcanberra_gtk3
+    gtk3 wrapGAppsHook librsvg libcanberra-gtk3
     intltool itstool libxml2 gnome3.defaultIconTheme
   ];
 
diff --git a/pkgs/desktops/gnome-3/games/iagno/default.nix b/pkgs/desktops/gnome-3/games/iagno/default.nix
index 3836548b3ab..e7e1696dda4 100644
--- a/pkgs/desktops/gnome-3/games/iagno/default.nix
+++ b/pkgs/desktops/gnome-3/games/iagno/default.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl, pkgconfig, gtk3, gnome3, gdk_pixbuf, librsvg, wrapGAppsHook
-, intltool, itstool, libcanberra_gtk3, libxml2, dconf }:
+, intltool, itstool, libcanberra-gtk3, libxml2, dconf }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ gtk3 gnome3.defaultIconTheme gdk_pixbuf librsvg
-                  dconf libxml2 libcanberra_gtk3 wrapGAppsHook itstool intltool ];
+                  dconf libxml2 libcanberra-gtk3 wrapGAppsHook itstool intltool ];
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/desktops/gnome-3/games/lightsoff/default.nix b/pkgs/desktops/gnome-3/games/lightsoff/default.nix
index 7bd3ca95de9..78663b99ae0 100644
--- a/pkgs/desktops/gnome-3/games/lightsoff/default.nix
+++ b/pkgs/desktops/gnome-3/games/lightsoff/default.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl, pkgconfig, gtk3, gnome3, gdk_pixbuf, librsvg, wrapGAppsHook
-, intltool, itstool, clutter, clutter_gtk, libxml2, dconf }:
+, intltool, itstool, clutter, clutter-gtk, libxml2, dconf }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ gtk3 gnome3.defaultIconTheme gdk_pixbuf librsvg dconf
-                  libxml2 clutter clutter_gtk wrapGAppsHook itstool intltool ];
+                  libxml2 clutter clutter-gtk wrapGAppsHook itstool intltool ];
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/desktops/gnome-3/games/quadrapassel/default.nix b/pkgs/desktops/gnome-3/games/quadrapassel/default.nix
index 514b2a03557..be3b5f6ee01 100644
--- a/pkgs/desktops/gnome-3/games/quadrapassel/default.nix
+++ b/pkgs/desktops/gnome-3/games/quadrapassel/default.nix
@@ -1,14 +1,14 @@
 { stdenv, fetchurl, pkgconfig, gtk3, gnome3, gdk_pixbuf
-, librsvg, libcanberra_gtk3
-, intltool, itstool, libxml2, clutter, clutter_gtk, wrapGAppsHook }:
+, librsvg, libcanberra-gtk3
+, intltool, itstool, libxml2, clutter, clutter-gtk, wrapGAppsHook }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ gtk3 gnome3.defaultIconTheme gdk_pixbuf librsvg
-                  libcanberra_gtk3 itstool intltool clutter
-                  libxml2 clutter_gtk wrapGAppsHook ];
+                  libcanberra-gtk3 itstool intltool clutter
+                  libxml2 clutter-gtk wrapGAppsHook ];
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/desktops/gnome-3/games/swell-foop/default.nix b/pkgs/desktops/gnome-3/games/swell-foop/default.nix
index c6416960b7a..1df746f4f28 100644
--- a/pkgs/desktops/gnome-3/games/swell-foop/default.nix
+++ b/pkgs/desktops/gnome-3/games/swell-foop/default.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl, pkgconfig, gtk3, gnome3, gdk_pixbuf, librsvg, dconf
-, clutter, clutter_gtk, intltool, itstool, libxml2, wrapGAppsHook }:
+, clutter, clutter-gtk, intltool, itstool, libxml2, wrapGAppsHook }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ gtk3 gnome3.defaultIconTheme gdk_pixbuf librsvg
-                  dconf wrapGAppsHook itstool intltool clutter clutter_gtk libxml2 ];
+                  dconf wrapGAppsHook itstool intltool clutter clutter-gtk libxml2 ];
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/desktops/gnome-3/misc/california/default.nix b/pkgs/desktops/gnome-3/misc/california/default.nix
index b33488e34fc..73d3b555ba9 100644
--- a/pkgs/desktops/gnome-3/misc/california/default.nix
+++ b/pkgs/desktops/gnome-3/misc/california/default.nix
@@ -12,17 +12,17 @@ stdenv.mkDerivation rec {
     sha256 = "1dky2kllv469k8966ilnf4xrr7z35pq8mdvs7kwziy59cdikapxj";
   };
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ makeWrapper intltool vala_0_32 glib gtk3 gnome3.libgee
-    libsoup libgdata gnome3.gnome_online_accounts gnome3.evolution_data_server
-    sqlite itstool xdg_utils gnome3.gsettings_desktop_schemas ];
+    libsoup libgdata gnome3.gnome-online-accounts gnome3.evolution-data-server
+    sqlite itstool xdg_utils gnome3.gsettings-desktop-schemas ];
 
   preFixup = ''
     wrapProgram "$out/bin/california" \
       --set GDK_PIXBUF_MODULE_FILE "$GDK_PIXBUF_MODULE_FILE" \
-      --prefix XDG_DATA_DIRS : "$XDG_ICON_DIRS:${gnome3.defaultIconTheme}/share:${gnome3.gnome_themes_standard}/share:$out/share:$GSETTINGS_SCHEMAS_PATH:${gnome3.gsettings_desktop_schemas}/share"
+      --prefix XDG_DATA_DIRS : "$XDG_ICON_DIRS:${gnome3.defaultIconTheme}/share:${gnome3.gnome-themes-standard}/share:$out/share:$GSETTINGS_SCHEMAS_PATH:${gnome3.gsettings-desktop-schemas}/share"
   '';
 
   enableParallelBuilding = true;
diff --git a/pkgs/desktops/gnome-3/misc/geary/default.nix b/pkgs/desktops/gnome-3/misc/geary/default.nix
index a912fb1c98b..f8c29625261 100644
--- a/pkgs/desktops/gnome-3/misc/geary/default.nix
+++ b/pkgs/desktops/gnome-3/misc/geary/default.nix
@@ -1,8 +1,8 @@
 { stdenv, fetchurl, intltool, pkgconfig, gtk3, vala_0_38, enchant
-, wrapGAppsHook, gdk_pixbuf, cmake, desktop_file_utils
-, libnotify, libcanberra_gtk3, libsecret, gmime
+, wrapGAppsHook, gdk_pixbuf, cmake, desktop-file-utils
+, libnotify, libcanberra-gtk3, libsecret, gmime
 , libpthreadstubs, sqlite
-, gnome3, librsvg, gnome_doc_utils, webkitgtk }:
+, gnome3, librsvg, gnome-doc-utils, webkitgtk }:
 
 let
   majorVersion = "0.12";
@@ -15,11 +15,11 @@ stdenv.mkDerivation rec {
     sha256 = "12hbpd5j3rb122nrsqmgsg31x82xl0ksm0nmsl614v1dd7crqnh6";
   };
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
 
-  nativeBuildInputs = [ vala_0_38 intltool pkgconfig wrapGAppsHook cmake desktop_file_utils gnome_doc_utils ];
-  buildInputs = [ gtk3 enchant webkitgtk libnotify libcanberra_gtk3 gnome3.libgee libsecret gmime sqlite
-                  libpthreadstubs gnome3.gsettings_desktop_schemas gnome3.gcr
+  nativeBuildInputs = [ vala_0_38 intltool pkgconfig wrapGAppsHook cmake desktop-file-utils gnome-doc-utils ];
+  buildInputs = [ gtk3 enchant webkitgtk libnotify libcanberra-gtk3 gnome3.libgee libsecret gmime sqlite
+                  libpthreadstubs gnome3.gsettings-desktop-schemas gnome3.gcr
                   gdk_pixbuf librsvg gnome3.defaultIconTheme ];
 
   preConfigure = ''
diff --git a/pkgs/desktops/gnome-3/misc/gfbgraph/default.nix b/pkgs/desktops/gnome-3/misc/gfbgraph/default.nix
index 364a52ee5cd..779f21882e6 100644
--- a/pkgs/desktops/gnome-3/misc/gfbgraph/default.nix
+++ b/pkgs/desktops/gnome-3/misc/gfbgraph/default.nix
@@ -1,5 +1,5 @@
 { stdenv, intltool, fetchurl, pkgconfig, glib
-, gnome3, libsoup, json_glib }:
+, gnome3, libsoup, json-glib }:
 
 stdenv.mkDerivation rec {
   name = "gfbgraph-0.2.3";
@@ -10,8 +10,8 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ glib gnome3.gnome_online_accounts ];
-  propagatedBuildInputs = [ libsoup json_glib gnome3.rest ];
+  buildInputs = [ glib gnome3.gnome-online-accounts ];
+  propagatedBuildInputs = [ libsoup json-glib gnome3.rest ];
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/desktops/gnome-3/misc/gitg/default.nix b/pkgs/desktops/gnome-3/misc/gitg/default.nix
index 4180cd3b8ea..208f0e6a1c7 100644
--- a/pkgs/desktops/gnome-3/misc/gitg/default.nix
+++ b/pkgs/desktops/gnome-3/misc/gitg/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, vala, intltool, pkgconfig, gtk3, glib
-, json_glib, wrapGAppsHook, libpeas, bash, gobjectIntrospection
-, gnome3, gtkspell3, shared_mime_info, libgee, libgit2-glib, librsvg, libsecret
+, json-glib, wrapGAppsHook, libpeas, bash, gobjectIntrospection
+, gnome3, gtkspell3, shared-mime-info, libgee, libgit2-glib, librsvg, libsecret
 , libsoup }:
 
 stdenv.mkDerivation rec {
@@ -13,11 +13,11 @@ stdenv.mkDerivation rec {
 
   makeFlags = "INTROSPECTION_GIRDIR=$(out)/share/gir-1.0/ INTROSPECTION_TYPELIBDIR=$(out)/lib/girepository-1.0";
 
-  propagatedUserEnvPkgs = [ shared_mime_info
-                            gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ shared-mime-info
+                            gnome3.gnome-themes-standard ];
 
-  buildInputs = [ gtk3 glib json_glib libgee libpeas gnome3.libsoup
-                  libgit2-glib gtkspell3 gnome3.gtksourceview gnome3.gsettings_desktop_schemas
+  buildInputs = [ gtk3 glib json-glib libgee libpeas gnome3.libsoup
+                  libgit2-glib gtkspell3 gnome3.gtksourceview gnome3.gsettings-desktop-schemas
                   librsvg libsecret gobjectIntrospection gnome3.adwaita-icon-theme ];
 
   nativeBuildInputs = [ vala wrapGAppsHook intltool pkgconfig ];
diff --git a/pkgs/desktops/gnome-3/misc/gnome-packagekit/default.nix b/pkgs/desktops/gnome-3/misc/gnome-packagekit/default.nix
index cce734b474e..e2236913170 100644
--- a/pkgs/desktops/gnome-3/misc/gnome-packagekit/default.nix
+++ b/pkgs/desktops/gnome-3/misc/gnome-packagekit/default.nix
@@ -1,14 +1,14 @@
 { stdenv, fetchurl, pkgconfig, meson, ninja, gettext, gnome3, libxslt, packagekit, polkit
-, fontconfig, libcanberra_gtk3, systemd, libnotify, wrapGAppsHook, dbus_glib, dbus_libs, desktop_file_utils }:
+, fontconfig, libcanberra-gtk3, systemd, libnotify, wrapGAppsHook, dbus-glib, dbus_libs, desktop-file-utils }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
-  NIX_CFLAGS_COMPILE = "-I${dbus_glib.dev}/include/dbus-1.0 -I${dbus_libs.dev}/include/dbus-1.0";
+  NIX_CFLAGS_COMPILE = "-I${dbus-glib.dev}/include/dbus-1.0 -I${dbus_libs.dev}/include/dbus-1.0";
 
-  nativeBuildInputs = [ pkgconfig meson ninja gettext wrapGAppsHook desktop_file_utils ];
+  nativeBuildInputs = [ pkgconfig meson ninja gettext wrapGAppsHook desktop-file-utils ];
   buildInputs = [ libxslt gnome3.gtk packagekit fontconfig systemd polkit
-                  libcanberra_gtk3 libnotify dbus_glib dbus_libs ];
+                  libcanberra-gtk3 libnotify dbus-glib dbus_libs ];
 
   prePatch = "patchShebangs meson_post_install.sh";
 
diff --git a/pkgs/desktops/gnome-3/misc/gnome-tweak-tool/default.nix b/pkgs/desktops/gnome-3/misc/gnome-tweak-tool/default.nix
index 4e8eaffde43..58d8f90cb86 100644
--- a/pkgs/desktops/gnome-3/misc/gnome-tweak-tool/default.nix
+++ b/pkgs/desktops/gnome-3/misc/gnome-tweak-tool/default.nix
@@ -6,17 +6,17 @@
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
-  propagatedUserEnvPkgs = [ gnome3.gnome_themes_standard ];
+  propagatedUserEnvPkgs = [ gnome3.gnome-themes-standard ];
 
   nativeBuildInputs = [
     meson ninja pkgconfig gettext itstool libxml2 file wrapGAppsHook
   ];
   buildInputs = [
-    gtk3 glib gnome3.gsettings_desktop_schemas
+    gtk3 glib gnome3.gsettings-desktop-schemas
     gdk_pixbuf gnome3.defaultIconTheme librsvg
-    libnotify gnome3.gnome_shell python3Packages.pygobject3
-    libsoup gnome3.gnome_settings_daemon gnome3.nautilus
-    gnome3.mutter gnome3.gnome_desktop gobjectIntrospection
+    libnotify gnome3.gnome-shell python3Packages.pygobject3
+    libsoup gnome3.gnome-settings-daemon gnome3.nautilus
+    gnome3.mutter gnome3.gnome-desktop gobjectIntrospection
   ];
 
   postPatch = ''
diff --git a/pkgs/desktops/gnome-3/misc/gpaste/default.nix b/pkgs/desktops/gnome-3/misc/gpaste/default.nix
index 3e1c897ffff..aaedd6ef632 100644
--- a/pkgs/desktops/gnome-3/misc/gpaste/default.nix
+++ b/pkgs/desktops/gnome-3/misc/gpaste/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ autoreconfHook pkgconfig vala wrapGAppsHook ];
   buildInputs = [ glib gjs mutter gnome3.adwaita-icon-theme
-                  gtk3 gnome3.gnome_control_center dbus
+                  gtk3 gnome3.gnome-control-center dbus
                   clutter pango appstream-glib systemd gobjectIntrospection ];
 
   configureFlags = [ "--with-controlcenterdir=$(out)/share/gnome-control-center/keybindings"
diff --git a/pkgs/desktops/gnome-3/misc/gtkhtml/default.nix b/pkgs/desktops/gnome-3/misc/gtkhtml/default.nix
index 3f65ab36b0b..10e3c5618a9 100644
--- a/pkgs/desktops/gnome-3/misc/gtkhtml/default.nix
+++ b/pkgs/desktops/gnome-3/misc/gtkhtml/default.nix
@@ -6,7 +6,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ gtk3 intltool gnome3.adwaita-icon-theme
-                  gnome3.gsettings_desktop_schemas ];
+                  gnome3.gsettings-desktop-schemas ];
 
   propagatedBuildInputs = [ enchant isocodes ];
 
diff --git a/pkgs/desktops/gnome-3/misc/libgit2-glib/default.nix b/pkgs/desktops/gnome-3/misc/libgit2-glib/default.nix
index 3c9652de499..c28ab402a12 100644
--- a/pkgs/desktops/gnome-3/misc/libgit2-glib/default.nix
+++ b/pkgs/desktops/gnome-3/misc/libgit2-glib/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, gnome3, libtool, pkgconfig, vala, libssh2
-, gtk_doc, gobjectIntrospection, libgit2, glib }:
+, gtk-doc, gobjectIntrospection, libgit2, glib }:
 
 stdenv.mkDerivation rec {
   inherit (import ./src.nix fetchurl) name src;
 
   nativeBuildInputs = [
-    gnome3.gnome_common libtool pkgconfig vala gtk_doc gobjectIntrospection
+    gnome3.gnome-common libtool pkgconfig vala gtk-doc gobjectIntrospection
   ];
 
   propagatedBuildInputs = [
diff --git a/pkgs/desktops/gnome-3/misc/pomodoro/default.nix b/pkgs/desktops/gnome-3/misc/pomodoro/default.nix
index 5634d2a48d5..82e56d3f96c 100644
--- a/pkgs/desktops/gnome-3/misc/pomodoro/default.nix
+++ b/pkgs/desktops/gnome-3/misc/pomodoro/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchFromGitHub, autoconf-archive, appstream-glib, intltool, pkgconfig, libtool, wrapGAppsHook,
-  dbus_glib, libcanberra, gst_all_1, vala, gnome3, gtk3, libxml2, autoreconfHook,
+  dbus-glib, libcanberra, gst_all_1, vala, gnome3, gtk3, libxml2, autoreconfHook,
   glib, gobjectIntrospection, libpeas
 }:
 
@@ -21,10 +21,10 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     glib gobjectIntrospection libpeas
-    dbus_glib libcanberra gst_all_1.gstreamer
+    dbus-glib libcanberra gst_all_1.gstreamer
     gst_all_1.gst-plugins-base gst_all_1.gst-plugins-good
-    gnome3.gsettings_desktop_schemas
-    gnome3.gnome_shell gtk3 gnome3.defaultIconTheme
+    gnome3.gsettings-desktop-schemas
+    gnome3.gnome-shell gtk3 gnome3.defaultIconTheme
   ];
 
   meta = with stdenv.lib; {