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-rw-r--r--pkgs/desktops/gnome-3/apps/accerciser/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/cheese/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/evolution/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/file-roller/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gedit/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/ghex/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-books/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-boxes/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-calendar/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-characters/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-clocks/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-documents/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-logs/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-maps/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-music/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-nettool/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-notes/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-power-manager/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-sound-recorder/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-todo/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/gnome-weather/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/polari/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/seahorse/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/apps/vinagre/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/adwaita-icon-theme/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/baobab/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/empathy/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/epiphany/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/evince/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/evolution-data-server/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-backgrounds/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-bluetooth/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-calculator/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-color-manager/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-contacts/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-control-center/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-desktop/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-dictionary/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-disk-utility/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-font-viewer/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-initial-setup/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-keyring/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-remote-desktop/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-screenshot/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-session/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-settings-daemon/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-shell-extensions/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-software/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-system-monitor/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-terminal/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-themes-extra/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-user-share/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gucharmap/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/libgnome-keyring/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/mutter/3.34/default.nix6
-rw-r--r--pkgs/desktops/gnome-3/core/mutter/default.nix6
-rw-r--r--pkgs/desktops/gnome-3/core/nautilus/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/rygel/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/simple-scan/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/sushi/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/totem/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/yelp-xsl/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/yelp/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/zenity/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/devtools/anjuta/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/devtools/devhelp/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/atomix/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/five-or-more/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/four-in-a-row/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/gnome-chess/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/gnome-klotski/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/gnome-mahjongg/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/gnome-mines/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/gnome-tetravex/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/hitori/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/lightsoff/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/quadrapassel/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/swell-foop/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/games/tali/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/misc/geary/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/misc/gitg/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/misc/gnome-autoar/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/misc/gnome-flashback/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/misc/gnome-packagekit/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/misc/gnome-panel/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/misc/gpaste/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/misc/gtkhtml/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/misc/libgnome-games-support/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/misc/metacity/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/misc/nautilus-python/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/misc/pomodoro/default.nix4
97 files changed, 196 insertions, 196 deletions
diff --git a/pkgs/desktops/gnome-3/apps/accerciser/default.nix b/pkgs/desktops/gnome-3/apps/accerciser/default.nix
index 0620d699ac8..550f3f31d0b 100644
--- a/pkgs/desktops/gnome-3/apps/accerciser/default.nix
+++ b/pkgs/desktops/gnome-3/apps/accerciser/default.nix
@@ -1,6 +1,6 @@
 { lib, stdenv
 , fetchurl
-, pkgconfig
+, pkg-config
 , gnome3
 , gtk3
 , wrapGAppsHook
@@ -31,7 +31,7 @@ python3.pkgs.buildPythonApplication rec {
     gobject-introspection # For setup hook
     itstool
     libxml2
-    pkgconfig
+    pkg-config
     dbus
     wrapGAppsHook
   ];
diff --git a/pkgs/desktops/gnome-3/apps/cheese/default.nix b/pkgs/desktops/gnome-3/apps/cheese/default.nix
index 986bd43331f..04c6b31563c 100644
--- a/pkgs/desktops/gnome-3/apps/cheese/default.nix
+++ b/pkgs/desktops/gnome-3/apps/cheese/default.nix
@@ -4,7 +4,7 @@
 , wrapGAppsHook
 , gnome-video-effects
 , libcanberra-gtk3
-, pkgconfig
+, pkg-config
 , gtk3
 , glib
 , clutter-gtk
@@ -64,7 +64,7 @@ stdenv.mkDerivation rec {
     libxslt
     meson
     ninja
-    pkgconfig
+    pkg-config
     python3
     vala
     wrapGAppsHook
diff --git a/pkgs/desktops/gnome-3/apps/evolution/default.nix b/pkgs/desktops/gnome-3/apps/evolution/default.nix
index 45c8015ce24..4bede93ebb7 100644
--- a/pkgs/desktops/gnome-3/apps/evolution/default.nix
+++ b/pkgs/desktops/gnome-3/apps/evolution/default.nix
@@ -6,7 +6,7 @@
 , libxml2
 , webkitgtk
 , highlight
-, pkgconfig
+, pkg-config
 , gtk3
 , glib
 , libnotify
@@ -56,7 +56,7 @@ stdenv.mkDerivation rec {
     itstool
     libxml2
     ninja
-    pkgconfig
+    pkg-config
     wrapGAppsHook
   ];
 
diff --git a/pkgs/desktops/gnome-3/apps/file-roller/default.nix b/pkgs/desktops/gnome-3/apps/file-roller/default.nix
index fead1c7bcff..81680fb5df8 100644
--- a/pkgs/desktops/gnome-3/apps/file-roller/default.nix
+++ b/pkgs/desktops/gnome-3/apps/file-roller/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, glib, gtk3, meson, ninja, pkgconfig, gnome3, gettext, itstool, libxml2, libarchive
+{ lib, stdenv, fetchurl, glib, gtk3, meson, ninja, pkg-config, gnome3, gettext, itstool, libxml2, libarchive
 , file, json-glib, python3, wrapGAppsHook, desktop-file-utils, libnotify, nautilus, glibcLocales }:
 
 stdenv.mkDerivation rec {
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
 
   LANG = "en_US.UTF-8"; # postinstall.py
 
-  nativeBuildInputs = [ meson ninja gettext itstool pkgconfig libxml2 python3 wrapGAppsHook glibcLocales desktop-file-utils ];
+  nativeBuildInputs = [ meson ninja gettext itstool pkg-config libxml2 python3 wrapGAppsHook glibcLocales desktop-file-utils ];
 
   buildInputs = [ glib gtk3 json-glib libarchive file gnome3.adwaita-icon-theme libnotify nautilus ];
 
diff --git a/pkgs/desktops/gnome-3/apps/gedit/default.nix b/pkgs/desktops/gnome-3/apps/gedit/default.nix
index 38d059cc84d..79d31c3b8c7 100644
--- a/pkgs/desktops/gnome-3/apps/gedit/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gedit/default.nix
@@ -2,7 +2,7 @@
 , meson
 , fetchurl
 , python3
-, pkgconfig
+, pkg-config
 , gtk3
 , glib
 , adwaita-icon-theme
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
     meson
     ninja
     perl
-    pkgconfig
+    pkg-config
     python3
     vala
     wrapGAppsHook
diff --git a/pkgs/desktops/gnome-3/apps/ghex/default.nix b/pkgs/desktops/gnome-3/apps/ghex/default.nix
index d832d1e809b..fb8cf0a1a1c 100644
--- a/pkgs/desktops/gnome-3/apps/ghex/default.nix
+++ b/pkgs/desktops/gnome-3/apps/ghex/default.nix
@@ -1,7 +1,7 @@
 { lib, stdenv
 , fetchurl
 , fetchpatch
-, pkgconfig
+, pkg-config
 , meson
 , ninja
 , python3
@@ -34,7 +34,7 @@ stdenv.mkDerivation rec {
     itstool
     meson
     ninja
-    pkgconfig
+    pkg-config
     python3
     wrapGAppsHook
   ];
diff --git a/pkgs/desktops/gnome-3/apps/gnome-books/default.nix b/pkgs/desktops/gnome-3/apps/gnome-books/default.nix
index 1b9cf9ce4ab..bff7c5fb281 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-books/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-books/default.nix
@@ -5,7 +5,7 @@
 , fetchurl
 , evince
 , gjs
-, pkgconfig
+, pkg-config
 , gtk3
 , glib
 , tracker
@@ -38,7 +38,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     meson
     ninja
-    pkgconfig
+    pkg-config
     gettext
     libxslt
     desktop-file-utils
diff --git a/pkgs/desktops/gnome-3/apps/gnome-boxes/default.nix b/pkgs/desktops/gnome-3/apps/gnome-boxes/default.nix
index 3fa9bc23ea1..302fb7f8127 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-boxes/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-boxes/default.nix
@@ -3,7 +3,7 @@
 , meson
 , ninja
 , wrapGAppsHook
-, pkgconfig
+, pkg-config
 , gettext
 , itstool
 , libvirt-glib
@@ -70,7 +70,7 @@ stdenv.mkDerivation rec {
     itstool
     meson
     ninja
-    pkgconfig
+    pkg-config
     python3
     vala
     wrapGAppsHook
diff --git a/pkgs/desktops/gnome-3/apps/gnome-calendar/default.nix b/pkgs/desktops/gnome-3/apps/gnome-calendar/default.nix
index 9f66f9b78ba..e15125a00bf 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-calendar/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-calendar/default.nix
@@ -3,7 +3,7 @@
 , fetchpatch
 , meson
 , ninja
-, pkgconfig
+, pkg-config
 , wrapGAppsHook
 , libdazzle
 , libgweather
@@ -56,7 +56,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     meson
     ninja
-    pkgconfig
+    pkg-config
     gettext
     libxml2
     wrapGAppsHook
diff --git a/pkgs/desktops/gnome-3/apps/gnome-characters/default.nix b/pkgs/desktops/gnome-3/apps/gnome-characters/default.nix
index c435bc49c23..3a65be9440e 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-characters/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-characters/default.nix
@@ -2,7 +2,7 @@
 , fetchurl
 , meson
 , ninja
-, pkgconfig
+, pkg-config
 , gettext
 , gnome3
 , glib
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
     gobject-introspection
     meson
     ninja
-    pkgconfig
+    pkg-config
     python3
     wrapGAppsHook
   ];
diff --git a/pkgs/desktops/gnome-3/apps/gnome-clocks/default.nix b/pkgs/desktops/gnome-3/apps/gnome-clocks/default.nix
index bd90b5914aa..a2caaf068eb 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-clocks/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-clocks/default.nix
@@ -3,7 +3,7 @@
 , meson
 , ninja
 , gettext
-, pkgconfig
+, pkg-config
 , wrapGAppsHook
 , itstool
 , desktop-file-utils
@@ -38,7 +38,7 @@ stdenv.mkDerivation rec {
     vala
     meson
     ninja
-    pkgconfig
+    pkg-config
     gettext
     itstool
     wrapGAppsHook
diff --git a/pkgs/desktops/gnome-3/apps/gnome-documents/default.nix b/pkgs/desktops/gnome-3/apps/gnome-documents/default.nix
index 84ca0ab5997..3172ae27123 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-documents/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-documents/default.nix
@@ -6,7 +6,7 @@
 , fetchpatch
 , evince
 , gjs
-, pkgconfig
+, pkg-config
 , gtk3
 , glib
 , tracker
@@ -53,7 +53,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     meson
     ninja
-    pkgconfig
+    pkg-config
     gettext
     itstool
     libxslt
diff --git a/pkgs/desktops/gnome-3/apps/gnome-logs/default.nix b/pkgs/desktops/gnome-3/apps/gnome-logs/default.nix
index eae4cbdbda8..20b27b2ddd0 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-logs/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-logs/default.nix
@@ -3,7 +3,7 @@
 , fetchpatch
 , meson
 , ninja
-, pkgconfig
+, pkg-config
 , gnome3
 , glib
 , gtk3
@@ -40,7 +40,7 @@ stdenv.mkDerivation rec {
     python3
     meson
     ninja
-    pkgconfig
+    pkg-config
     wrapGAppsHook
     gettext
     itstool
diff --git a/pkgs/desktops/gnome-3/apps/gnome-maps/default.nix b/pkgs/desktops/gnome-3/apps/gnome-maps/default.nix
index 752fb4d820e..fa2fb86a5ce 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-maps/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-maps/default.nix
@@ -4,7 +4,7 @@
 , ninja
 , gettext
 , python3
-, pkgconfig
+, pkg-config
 , gnome3
 , gtk3
 , gobject-introspection
@@ -42,7 +42,7 @@ stdenv.mkDerivation rec {
     gettext
     meson
     ninja
-    pkgconfig
+    pkg-config
     python3
     wrapGAppsHook
   ];
diff --git a/pkgs/desktops/gnome-3/apps/gnome-music/default.nix b/pkgs/desktops/gnome-3/apps/gnome-music/default.nix
index 6cedbcaf4d6..fc0ee5d38ff 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-music/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-music/default.nix
@@ -14,7 +14,7 @@
 , gnome-online-accounts
 , grilo
 , grilo-plugins
-, pkgconfig
+, pkg-config
 , gtk3
 , pango
 , glib
@@ -44,7 +44,7 @@ python3.pkgs.buildPythonApplication rec {
     ninja
     gettext
     itstool
-    pkgconfig
+    pkg-config
     libxml2
     wrapGAppsHook
     desktop-file-utils
diff --git a/pkgs/desktops/gnome-3/apps/gnome-nettool/default.nix b/pkgs/desktops/gnome-3/apps/gnome-nettool/default.nix
index 60a70ac63ea..6fca1c0eea5 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-nettool/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-nettool/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, gnome3, gtk3, wrapGAppsHook
+{ lib, stdenv, fetchurl, pkg-config, gnome3, gtk3, wrapGAppsHook
 , libgtop, intltool, itstool, libxml2, nmap, inetutils }:
 
 stdenv.mkDerivation rec {
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
     sha256 = "1c9cvzvyqgfwa5zzyvp7118pkclji62fkbb33g4y9sp5kw6m397h";
   };
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkg-config ];
   buildInputs = [
     gtk3 wrapGAppsHook libgtop intltool itstool libxml2
     gnome3.adwaita-icon-theme
diff --git a/pkgs/desktops/gnome-3/apps/gnome-notes/default.nix b/pkgs/desktops/gnome-3/apps/gnome-notes/default.nix
index 3f093b0e8da..c6d4a30ab0a 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-notes/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-notes/default.nix
@@ -3,7 +3,7 @@
 , ninja
 , gettext
 , fetchurl
-, pkgconfig
+, pkg-config
 , wrapGAppsHook
 , itstool
 , desktop-file-utils
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     meson
     ninja
-    pkgconfig
+    pkg-config
     gettext
     itstool
     libxml2
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 036aa84c094..cb79a772b79 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-power-manager/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-power-manager/default.nix
@@ -1,7 +1,7 @@
 { lib, stdenv
 , gettext
 , fetchurl
-, pkgconfig
+, pkg-config
 , gtk3
 , glib
 , meson
@@ -33,7 +33,7 @@ in stdenv.mkDerivation rec {
   nativeBuildInputs = [
     meson
     ninja
-    pkgconfig
+    pkg-config
     wrapGAppsHook
     gettext
 
diff --git a/pkgs/desktops/gnome-3/apps/gnome-sound-recorder/default.nix b/pkgs/desktops/gnome-3/apps/gnome-sound-recorder/default.nix
index 6662e9f4e7e..f5ca1ba0ea6 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-sound-recorder/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-sound-recorder/default.nix
@@ -1,6 +1,6 @@
 { lib, stdenv
 , fetchurl
-, pkgconfig
+, pkg-config
 , gettext
 , gobject-introspection
 , wrapGAppsHook
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    pkgconfig
+    pkg-config
     gettext
     meson
     ninja
diff --git a/pkgs/desktops/gnome-3/apps/gnome-todo/default.nix b/pkgs/desktops/gnome-3/apps/gnome-todo/default.nix
index 867eca4cd9e..34aed52fa85 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-todo/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-todo/default.nix
@@ -3,7 +3,7 @@
 , fetchpatch
 , meson
 , ninja
-, pkgconfig
+, pkg-config
 , python3
 , wrapGAppsHook
 , gettext
@@ -46,7 +46,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     meson
     ninja
-    pkgconfig
+    pkg-config
     gettext
     python3
     wrapGAppsHook
diff --git a/pkgs/desktops/gnome-3/apps/gnome-weather/default.nix b/pkgs/desktops/gnome-3/apps/gnome-weather/default.nix
index 3d720478f2a..9a5079dfc64 100644
--- a/pkgs/desktops/gnome-3/apps/gnome-weather/default.nix
+++ b/pkgs/desktops/gnome-3/apps/gnome-weather/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, gnome3, gtk3, wrapGAppsHook, gjs, gobject-introspection
+{ lib, stdenv, fetchurl, pkg-config, gnome3, gtk3, wrapGAppsHook, gjs, gobject-introspection
 , libgweather, meson, ninja, geoclue2, gnome-desktop, python3, gsettings-desktop-schemas }:
 
 stdenv.mkDerivation rec {
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
     sha256 = "11z75ky6xp9hx7lm24xng7ydr20bzh4d6p9sbi9c8ccz2m3fdrk8";
   };
 
-  nativeBuildInputs = [ pkgconfig meson ninja wrapGAppsHook python3 ];
+  nativeBuildInputs = [ pkg-config meson ninja wrapGAppsHook python3 ];
   buildInputs = [
     gtk3 gjs gobject-introspection gnome-desktop
     libgweather gnome3.adwaita-icon-theme geoclue2 gsettings-desktop-schemas
diff --git a/pkgs/desktops/gnome-3/apps/polari/default.nix b/pkgs/desktops/gnome-3/apps/polari/default.nix
index b7206ca0ae6..727a82e5ff3 100644
--- a/pkgs/desktops/gnome-3/apps/polari/default.nix
+++ b/pkgs/desktops/gnome-3/apps/polari/default.nix
@@ -1,6 +1,6 @@
 { lib, stdenv, itstool, fetchurl, gdk-pixbuf, adwaita-icon-theme
 , telepathy-glib, gjs, meson, ninja, gettext, telepathy-idle, libxml2, desktop-file-utils
-, pkgconfig, gtk3, glib, libsecret, libsoup, webkitgtk, gobject-introspection, appstream-glib
+, pkg-config, gtk3, glib, libsecret, libsoup, webkitgtk, gobject-introspection, appstream-glib
 , gnome3, wrapGAppsHook, telepathy-logger, gspell, gsettings-desktop-schemas }:
 
 let
@@ -24,7 +24,7 @@ in stdenv.mkDerivation rec {
   propagatedUserEnvPkgs = [ telepathy-idle telepathy-logger ];
 
   nativeBuildInputs = [
-    meson ninja pkgconfig itstool gettext wrapGAppsHook libxml2
+    meson ninja pkg-config itstool gettext wrapGAppsHook libxml2
     desktop-file-utils gobject-introspection appstream-glib
   ];
 
diff --git a/pkgs/desktops/gnome-3/apps/seahorse/default.nix b/pkgs/desktops/gnome-3/apps/seahorse/default.nix
index 25db5181cc4..f0972f8d6f1 100644
--- a/pkgs/desktops/gnome-3/apps/seahorse/default.nix
+++ b/pkgs/desktops/gnome-3/apps/seahorse/default.nix
@@ -5,7 +5,7 @@
 , meson
 , ninja
 , libpwquality
-, pkgconfig
+, pkg-config
 , gtk3
 , glib
 , wrapGAppsHook
@@ -39,7 +39,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     meson
     ninja
-    pkgconfig
+    pkg-config
     vala
     itstool
     wrapGAppsHook
diff --git a/pkgs/desktops/gnome-3/apps/vinagre/default.nix b/pkgs/desktops/gnome-3/apps/vinagre/default.nix
index aaf9aae23e7..49abb2f1a70 100644
--- a/pkgs/desktops/gnome-3/apps/vinagre/default.nix
+++ b/pkgs/desktops/gnome-3/apps/vinagre/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, gtk3, gnome3, vte, libxml2, gtk-vnc, intltool
+{ lib, stdenv, fetchurl, pkg-config, gtk3, gnome3, vte, libxml2, gtk-vnc, intltool
 , libsecret, itstool, wrapGAppsHook, librsvg }:
 
 stdenv.mkDerivation rec {
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
     sha256 = "cd1cdbacca25c8d1debf847455155ee798c3e67a20903df8b228d4ece5505e82";
   };
 
-  nativeBuildInputs = [ pkgconfig intltool itstool wrapGAppsHook ];
+  nativeBuildInputs = [ pkg-config intltool itstool wrapGAppsHook ];
   buildInputs = [
     gtk3 vte libxml2 gtk-vnc libsecret gnome3.adwaita-icon-theme librsvg
   ];
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 a71aca79357..a1be29b0183 100644
--- a/pkgs/desktops/gnome-3/core/adwaita-icon-theme/default.nix
+++ b/pkgs/desktops/gnome-3/core/adwaita-icon-theme/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, intltool, gnome3
+{ lib, stdenv, fetchurl, pkg-config, intltool, gnome3
 , iconnamingutils, gtk3, gdk-pixbuf, librsvg, hicolor-icon-theme }:
 
 stdenv.mkDerivation rec {
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ gdk-pixbuf librsvg ];
 
-  nativeBuildInputs = [ pkgconfig intltool iconnamingutils gtk3 ];
+  nativeBuildInputs = [ pkg-config intltool iconnamingutils gtk3 ];
 
   dontDropIconThemeCache = true;
 
diff --git a/pkgs/desktops/gnome-3/core/baobab/default.nix b/pkgs/desktops/gnome-3/core/baobab/default.nix
index 15ae93075a4..81faf79cbb6 100644
--- a/pkgs/desktops/gnome-3/core/baobab/default.nix
+++ b/pkgs/desktops/gnome-3/core/baobab/default.nix
@@ -1,5 +1,5 @@
 { lib, stdenv, gettext, fetchurl, vala, desktop-file-utils
-, meson, ninja, pkgconfig, python3, gtk3, glib, libxml2
+, meson, ninja, pkg-config, python3, gtk3, glib, libxml2
 , wrapGAppsHook, itstool, gnome3 }:
 
 let
@@ -13,7 +13,7 @@ in stdenv.mkDerivation rec {
     sha256 = "0ac3fbl15l836yvgw724q4whbkws9v4b6l2xy6bnp0b0g0a6i104";
   };
 
-  nativeBuildInputs = [ meson ninja pkgconfig vala gettext itstool libxml2 desktop-file-utils wrapGAppsHook python3 ];
+  nativeBuildInputs = [ meson ninja pkg-config vala gettext itstool libxml2 desktop-file-utils wrapGAppsHook python3 ];
   buildInputs = [ gtk3 glib gnome3.adwaita-icon-theme ];
 
   doCheck = true;
diff --git a/pkgs/desktops/gnome-3/core/caribou/default.nix b/pkgs/desktops/gnome-3/core/caribou/default.nix
index 5c741614c39..88260f05acf 100644
--- a/pkgs/desktops/gnome-3/core/caribou/default.nix
+++ b/pkgs/desktops/gnome-3/core/caribou/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, lib, stdenv, pkgconfig, gnome3, glib, gtk3, clutter, dbus, python3, libxml2
+{ fetchurl, lib, stdenv, pkg-config, gnome3, glib, gtk3, clutter, dbus, python3, libxml2
 , libxklavier, libXtst, gtk2, intltool, libxslt, at-spi2-core, autoreconfHook
 , wrapGAppsHook, libgee }:
 
@@ -23,7 +23,7 @@ in stdenv.mkDerivation rec {
     })
   ];
 
-  nativeBuildInputs = [ pkgconfig intltool libxslt libxml2 autoreconfHook wrapGAppsHook ];
+  nativeBuildInputs = [ pkg-config intltool libxslt libxml2 autoreconfHook wrapGAppsHook ];
 
   buildInputs = [
     glib gtk3 clutter at-spi2-core dbus pythonEnv python3.pkgs.pygobject3
diff --git a/pkgs/desktops/gnome-3/core/dconf-editor/default.nix b/pkgs/desktops/gnome-3/core/dconf-editor/default.nix
index 8de140e33ca..4e7892c048f 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 @@
-{ lib, stdenv, fetchurl, meson, ninja, vala, libxslt, pkgconfig, glib, gtk3, gnome3, python3, dconf
+{ lib, stdenv, fetchurl, meson, ninja, vala, libxslt, pkg-config, glib, gtk3, gnome3, python3, dconf
 , libxml2, gettext, docbook_xsl, wrapGAppsHook, gobject-introspection }:
 
 let
@@ -13,7 +13,7 @@ in stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    meson ninja vala libxslt pkgconfig wrapGAppsHook
+    meson ninja vala libxslt pkg-config wrapGAppsHook
     gettext docbook_xsl libxml2 gobject-introspection python3
   ];
 
diff --git a/pkgs/desktops/gnome-3/core/empathy/default.nix b/pkgs/desktops/gnome-3/core/empathy/default.nix
index 0e4e349dbdb..8ebb5c3f64f 100644
--- a/pkgs/desktops/gnome-3/core/empathy/default.nix
+++ b/pkgs/desktops/gnome-3/core/empathy/default.nix
@@ -2,7 +2,7 @@
 , intltool
 , fetchurl
 , webkitgtk
-, pkgconfig
+, pkg-config
 , gtk3
 , glib
 , file
@@ -67,7 +67,7 @@ stdenv.mkDerivation rec {
   ];
 
   nativeBuildInputs = [
-    pkgconfig
+    pkg-config
     libtool
     intltool
     itstool
diff --git a/pkgs/desktops/gnome-3/core/epiphany/default.nix b/pkgs/desktops/gnome-3/core/epiphany/default.nix
index 9515d28520c..9f949b60738 100644
--- a/pkgs/desktops/gnome-3/core/epiphany/default.nix
+++ b/pkgs/desktops/gnome-3/core/epiphany/default.nix
@@ -3,7 +3,7 @@
 , ninja
 , gettext
 , fetchurl
-, pkgconfig
+, pkg-config
 , gtk3
 , glib
 , icu
@@ -55,7 +55,7 @@ stdenv.mkDerivation rec {
     libxslt
     meson
     ninja
-    pkgconfig
+    pkg-config
     python3
     wrapGAppsHook
     buildPackages.glib
diff --git a/pkgs/desktops/gnome-3/core/evince/default.nix b/pkgs/desktops/gnome-3/core/evince/default.nix
index 998f4dfd9a2..77b8b8977d1 100644
--- a/pkgs/desktops/gnome-3/core/evince/default.nix
+++ b/pkgs/desktops/gnome-3/core/evince/default.nix
@@ -2,7 +2,7 @@
 , fetchurl
 , meson
 , ninja
-, pkgconfig
+, pkg-config
 , gettext
 , libxml2
 , appstream
@@ -67,7 +67,7 @@ stdenv.mkDerivation rec {
     itstool
     meson
     ninja
-    pkgconfig
+    pkg-config
     python3
     wrapGAppsHook
     yelp-tools
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 a48676cc983..def25f62f3c 100644
--- a/pkgs/desktops/gnome-3/core/evolution-data-server/default.nix
+++ b/pkgs/desktops/gnome-3/core/evolution-data-server/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, lib, stdenv, substituteAll, pkgconfig, gnome3, python3, gobject-introspection
+{ fetchurl, lib, stdenv, substituteAll, pkg-config, gnome3, python3, gobject-introspection
 , intltool, libsoup, libxml2, libsecret, icu, sqlite, tzdata, libcanberra-gtk3, gcr
 , p11-kit, db, nspr, nss, libical, gperf, wrapGAppsHook, glib-networking, pcre
 , vala, cmake, ninja, kerberos, openldap, webkitgtk, libaccounts-glib, json-glib
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
   '';
 
   nativeBuildInputs = [
-    cmake ninja pkgconfig intltool python3 gperf wrapGAppsHook gobject-introspection vala
+    cmake ninja pkg-config intltool python3 gperf wrapGAppsHook gobject-introspection vala
   ];
   buildInputs = [
     glib libsoup libxml2 gtk3 gnome-online-accounts
diff --git a/pkgs/desktops/gnome-3/core/gnome-backgrounds/default.nix b/pkgs/desktops/gnome-3/core/gnome-backgrounds/default.nix
index 70c206bccf9..36bf7b3e92c 100644
--- a/pkgs/desktops/gnome-3/core/gnome-backgrounds/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-backgrounds/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, meson, ninja, pkgconfig, gnome3, gettext }:
+{ lib, stdenv, fetchurl, meson, ninja, pkg-config, gnome3, gettext }:
 
 stdenv.mkDerivation rec {
   pname = "gnome-backgrounds";
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
     updateScript = gnome3.updateScript { packageName = "gnome-backgrounds"; attrPath = "gnome3.gnome-backgrounds"; };
   };
 
-  nativeBuildInputs = [ meson ninja pkgconfig gettext ];
+  nativeBuildInputs = [ meson ninja pkg-config gettext ];
 
   meta = with lib; {
     platforms = platforms.unix;
diff --git a/pkgs/desktops/gnome-3/core/gnome-bluetooth/default.nix b/pkgs/desktops/gnome-3/core/gnome-bluetooth/default.nix
index 2bba316ee12..2397b9d7be9 100644
--- a/pkgs/desktops/gnome-3/core/gnome-bluetooth/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-bluetooth/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, gnome3, meson, ninja, pkgconfig, gtk3, intltool, glib
+{ lib, stdenv, fetchurl, gnome3, meson, ninja, pkg-config, gtk3, intltool, glib
 , udev, itstool, libxml2, wrapGAppsHook, libnotify, libcanberra-gtk3, gobject-introspection
 , gtk-doc, docbook_xsl, docbook_xml_dtd_43, python3, gsettings-desktop-schemas }:
 
@@ -17,7 +17,7 @@ in stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    meson ninja intltool itstool pkgconfig libxml2 wrapGAppsHook gobject-introspection
+    meson ninja intltool itstool pkg-config libxml2 wrapGAppsHook gobject-introspection
     gtk-doc docbook_xsl docbook_xml_dtd_43 python3
   ];
   buildInputs = [
diff --git a/pkgs/desktops/gnome-3/core/gnome-calculator/default.nix b/pkgs/desktops/gnome-3/core/gnome-calculator/default.nix
index dffeb8896f8..e033197b347 100644
--- a/pkgs/desktops/gnome-3/core/gnome-calculator/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-calculator/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, meson, ninja, vala, gettext, itstool, fetchurl, pkgconfig, libxml2
+{ lib, stdenv, meson, ninja, vala, gettext, itstool, fetchurl, pkg-config, libxml2
 , gtk3, glib, gtksourceview4, wrapGAppsHook, gobject-introspection, python3
 , gnome3, mpfr, gmp, libsoup, libmpc, gsettings-desktop-schemas, libgee }:
 
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    meson ninja pkgconfig vala gettext itstool wrapGAppsHook python3
+    meson ninja pkg-config vala gettext itstool wrapGAppsHook python3
     gobject-introspection # for finding vapi files
   ];
 
diff --git a/pkgs/desktops/gnome-3/core/gnome-color-manager/default.nix b/pkgs/desktops/gnome-3/core/gnome-color-manager/default.nix
index 69d8af9a09b..73db99f3d37 100644
--- a/pkgs/desktops/gnome-3/core/gnome-color-manager/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-color-manager/default.nix
@@ -2,7 +2,7 @@
 , fetchurl
 , meson
 , ninja
-, pkgconfig
+, pkg-config
 , gettext
 , itstool
 , desktop-file-utils
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     meson
     ninja
-    pkgconfig
+    pkg-config
     gettext
     itstool
     desktop-file-utils
diff --git a/pkgs/desktops/gnome-3/core/gnome-contacts/default.nix b/pkgs/desktops/gnome-3/core/gnome-contacts/default.nix
index 9c1d4760456..3a7e21c65f5 100644
--- a/pkgs/desktops/gnome-3/core/gnome-contacts/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-contacts/default.nix
@@ -3,7 +3,7 @@
 , fetchurl
 , evolution-data-server
 , fetchpatch
-, pkgconfig
+, pkg-config
 , libxslt
 , docbook_xsl
 , docbook_xml_dtd_42
@@ -43,7 +43,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     meson
     ninja
-    pkgconfig
+    pkg-config
     vala
     gettext
     libxslt
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 e3628cbe2c4..5a78f412dc7 100644
--- a/pkgs/desktops/gnome-3/core/gnome-control-center/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-control-center/default.nix
@@ -52,7 +52,7 @@
 , networkmanagerapplet
 , libnma
 , ninja
-, pkgconfig
+, pkg-config
 , polkit
 , python3
 , samba
@@ -87,7 +87,7 @@ stdenv.mkDerivation rec {
     libxslt
     meson
     ninja
-    pkgconfig
+    pkg-config
     python3
     shared-mime-info
     wrapGAppsHook
diff --git a/pkgs/desktops/gnome-3/core/gnome-desktop/default.nix b/pkgs/desktops/gnome-3/core/gnome-desktop/default.nix
index 69287c9eae0..bfe0bfe9d61 100644
--- a/pkgs/desktops/gnome-3/core/gnome-desktop/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-desktop/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, substituteAll, pkgconfig, libxslt, ninja, gnome3, gtk3, glib
+{ lib, stdenv, fetchurl, substituteAll, pkg-config, libxslt, ninja, gnome3, gtk3, glib
 , gettext, libxml2, xkeyboard_config, isocodes, meson, wayland
 , libseccomp, systemd, bubblewrap, gobject-introspection, gtk-doc, docbook_xsl, gsettings-desktop-schemas }:
 
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    pkgconfig meson ninja gettext libxslt libxml2 gobject-introspection
+    pkg-config meson ninja gettext libxslt libxml2 gobject-introspection
     gtk-doc docbook_xsl glib
   ];
   buildInputs = [
diff --git a/pkgs/desktops/gnome-3/core/gnome-dictionary/default.nix b/pkgs/desktops/gnome-3/core/gnome-dictionary/default.nix
index 8615989b963..bb602c8b3fa 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 @@
-{ lib, stdenv, fetchurl, fetchpatch, meson, ninja, pkgconfig, desktop-file-utils, appstream-glib, libxslt
+{ lib, stdenv, fetchurl, fetchpatch, meson, ninja, pkg-config, desktop-file-utils, appstream-glib, libxslt
 , libxml2, gettext, itstool, wrapGAppsHook, docbook_xsl, docbook_xml_dtd_43
 , gnome3, gtk3, glib, gsettings-desktop-schemas }:
 
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   doCheck = true;
 
   nativeBuildInputs = [
-    meson ninja pkgconfig wrapGAppsHook libxml2 gettext itstool
+    meson ninja pkg-config wrapGAppsHook libxml2 gettext itstool
     desktop-file-utils appstream-glib libxslt docbook_xsl docbook_xml_dtd_43
   ];
   buildInputs = [ gtk3 glib gsettings-desktop-schemas gnome3.adwaita-icon-theme ];
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 700489e4dd3..95dfd0ef282 100644
--- a/pkgs/desktops/gnome-3/core/gnome-disk-utility/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-disk-utility/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, gettext, fetchurl, pkgconfig, udisks2, libsecret, libdvdread
+{ lib, stdenv, gettext, fetchurl, pkg-config, udisks2, libsecret, libdvdread
 , meson, ninja, gtk3, glib, wrapGAppsHook, python3, libnotify
 , itstool, gnome3, libxml2, gsettings-desktop-schemas
 , libcanberra-gtk3, libxslt, docbook_xsl, libpwquality, systemd }:
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    meson ninja pkgconfig gettext itstool libxslt docbook_xsl
+    meson ninja pkg-config gettext itstool libxslt docbook_xsl
     wrapGAppsHook python3 libxml2
   ];
 
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 092cdbbdce0..83563c7d212 100644
--- a/pkgs/desktops/gnome-3/core/gnome-font-viewer/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-font-viewer/default.nix
@@ -1,5 +1,5 @@
 { lib, stdenv, meson, ninja, gettext, fetchurl
-, pkgconfig, gtk3, glib, libxml2, gnome-desktop, adwaita-icon-theme
+, pkg-config, gtk3, glib, libxml2, gnome-desktop, adwaita-icon-theme
 , wrapGAppsHook, gnome3, harfbuzz }:
 
 stdenv.mkDerivation rec {
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
 
   doCheck = true;
 
-  nativeBuildInputs = [ meson ninja pkgconfig gettext wrapGAppsHook libxml2 ];
+  nativeBuildInputs = [ meson ninja pkg-config gettext wrapGAppsHook libxml2 ];
   buildInputs = [ gtk3 glib gnome-desktop adwaita-icon-theme harfbuzz ];
 
   # Do not run meson-postinstall.sh
diff --git a/pkgs/desktops/gnome-3/core/gnome-initial-setup/default.nix b/pkgs/desktops/gnome-3/core/gnome-initial-setup/default.nix
index 98675f05bb5..002ae9197b7 100644
--- a/pkgs/desktops/gnome-3/core/gnome-initial-setup/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-initial-setup/default.nix
@@ -4,7 +4,7 @@
 , gettext
 , meson
 , ninja
-, pkgconfig
+, pkg-config
 , wrapGAppsHook
 , gnome3
 , accountsservice
@@ -49,7 +49,7 @@ stdenv.mkDerivation rec {
     gettext
     meson
     ninja
-    pkgconfig
+    pkg-config
     systemd
     wrapGAppsHook
   ];
diff --git a/pkgs/desktops/gnome-3/core/gnome-keyring/default.nix b/pkgs/desktops/gnome-3/core/gnome-keyring/default.nix
index e3189c27f70..cea15820557 100644
--- a/pkgs/desktops/gnome-3/core/gnome-keyring/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-keyring/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, dbus, libgcrypt, pam, python2, glib, libxslt
+{ lib, stdenv, fetchurl, pkg-config, dbus, libgcrypt, pam, python2, glib, libxslt
 , gettext, gcr, libcap_ng, libselinux, p11-kit, openssh, wrapGAppsHook
 , docbook_xsl, docbook_xml_dtd_43, gnome3 }:
 
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   ];
 
   nativeBuildInputs = [
-    pkgconfig gettext libxslt docbook_xsl docbook_xml_dtd_43 wrapGAppsHook
+    pkg-config gettext libxslt docbook_xsl docbook_xml_dtd_43 wrapGAppsHook
   ];
 
   configureFlags = [
diff --git a/pkgs/desktops/gnome-3/core/gnome-remote-desktop/default.nix b/pkgs/desktops/gnome-3/core/gnome-remote-desktop/default.nix
index 5d9ff69a6fa..8411b2edecb 100644
--- a/pkgs/desktops/gnome-3/core/gnome-remote-desktop/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-remote-desktop/default.nix
@@ -3,7 +3,7 @@
 , cairo
 , meson
 , ninja
-, pkgconfig
+, pkg-config
 , python3
 , wrapGAppsHook
 , glib
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     meson
     ninja
-    pkgconfig
+    pkg-config
     python3
     wrapGAppsHook
   ];
diff --git a/pkgs/desktops/gnome-3/core/gnome-screenshot/default.nix b/pkgs/desktops/gnome-3/core/gnome-screenshot/default.nix
index 4988a2d447b..432f7d9e2ad 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 @@
-{ lib, stdenv, gettext, libxml2, libhandy, fetchurl, pkgconfig, libcanberra-gtk3
+{ lib, stdenv, gettext, libxml2, libhandy, fetchurl, pkg-config, libcanberra-gtk3
 , gtk3, glib, meson, ninja, python3, wrapGAppsHook, appstream-glib, desktop-file-utils
 , gnome3, gsettings-desktop-schemas }:
 
@@ -20,7 +20,7 @@ in stdenv.mkDerivation rec {
     patchShebangs build-aux/postinstall.py
   '';
 
-  nativeBuildInputs = [ meson ninja pkgconfig gettext appstream-glib libxml2 desktop-file-utils python3 wrapGAppsHook ];
+  nativeBuildInputs = [ meson ninja pkg-config gettext appstream-glib libxml2 desktop-file-utils python3 wrapGAppsHook ];
   buildInputs = [
     gtk3 glib libcanberra-gtk3 libhandy gnome3.adwaita-icon-theme
     gsettings-desktop-schemas
diff --git a/pkgs/desktops/gnome-3/core/gnome-session/default.nix b/pkgs/desktops/gnome-3/core/gnome-session/default.nix
index bb4a7fd68ef..d2dca54b5ca 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, lib, stdenv, substituteAll, meson, ninja, pkgconfig, gnome3, glib, gtk3, gsettings-desktop-schemas
+{ fetchurl, lib, stdenv, substituteAll, meson, ninja, pkg-config, gnome3, glib, gtk3, gsettings-desktop-schemas
 , gnome-desktop, dbus, json-glib, libICE, xmlto, docbook_xsl, docbook_xml_dtd_412, python3
 , libxslt, gettext, makeWrapper, systemd, xorg, epoxy, gnugrep, bash, gnome-session-ctl }:
 
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
   mesonFlags = [ "-Dsystemd=true" "-Dsystemd_session=default" ];
 
   nativeBuildInputs = [
-    meson ninja pkgconfig gettext makeWrapper
+    meson ninja pkg-config gettext makeWrapper
     xmlto libxslt docbook_xsl docbook_xml_dtd_412 python3
     dbus # for DTD
   ];
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 9955eee2b3e..e5923e6b56a 100644
--- a/pkgs/desktops/gnome-3/core/gnome-settings-daemon/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-settings-daemon/default.nix
@@ -4,7 +4,7 @@
 , fetchurl
 , meson
 , ninja
-, pkgconfig
+, pkg-config
 , gnome3
 , perl
 , gettext
@@ -65,7 +65,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     meson
     ninja
-    pkgconfig
+    pkg-config
     perl
     gettext
     libxml2
diff --git a/pkgs/desktops/gnome-3/core/gnome-shell-extensions/default.nix b/pkgs/desktops/gnome-3/core/gnome-shell-extensions/default.nix
index 3f3b619cfe6..8b882df3b00 100644
--- a/pkgs/desktops/gnome-3/core/gnome-shell-extensions/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-shell-extensions/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, meson, ninja, gettext, pkgconfig, spidermonkey_68, glib
+{ lib, stdenv, fetchurl, meson, ninja, gettext, pkg-config, spidermonkey_68, glib
 , gnome3, gnome-menus, substituteAll }:
 
 stdenv.mkDerivation rec {
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
   # https://gitlab.gnome.org/GNOME/gnome-shell-extensions/blob/3.34.0/meson.build#L23
   checkInputs = [ spidermonkey_68 ];
 
-  nativeBuildInputs = [ meson ninja pkgconfig gettext glib ];
+  nativeBuildInputs = [ meson ninja pkg-config gettext glib ];
 
   mesonFlags = [ "-Dextension_set=all" ];
 
diff --git a/pkgs/desktops/gnome-3/core/gnome-software/default.nix b/pkgs/desktops/gnome-3/core/gnome-software/default.nix
index c0cf9bceb67..215e95d9ad2 100644
--- a/pkgs/desktops/gnome-3/core/gnome-software/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-software/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, substituteAll, pkgconfig, meson, ninja, gettext, gnome3, wrapGAppsHook, packagekit, ostree
+{ lib, stdenv, fetchurl, substituteAll, pkg-config, meson, ninja, gettext, gnome3, wrapGAppsHook, packagekit, ostree
 , glib, appstream-glib, libsoup, polkit, isocodes, gspell, libxslt, gobject-introspection, flatpak, fwupd
 , gtk3, gsettings-desktop-schemas, gnome-desktop, libxmlb, gnome-online-accounts
 , json-glib, libsecret, valgrind-light, docbook_xsl, docbook_xml_dtd_42, docbook_xml_dtd_43, gtk-doc, desktop-file-utils
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   ];
 
   nativeBuildInputs = [
-    meson ninja pkgconfig gettext wrapGAppsHook libxslt docbook_xml_dtd_42 docbook_xml_dtd_43
+    meson ninja pkg-config gettext wrapGAppsHook libxslt docbook_xml_dtd_42 docbook_xml_dtd_43
     valgrind-light docbook_xsl gtk-doc desktop-file-utils gobject-introspection
   ];
 
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 963dbad6290..db978f953b7 100644
--- a/pkgs/desktops/gnome-3/core/gnome-system-monitor/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-system-monitor/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, gettext, fetchurl, pkgconfig, gtkmm3, libxml2
+{ lib, stdenv, gettext, fetchurl, pkg-config, gtkmm3, libxml2
 , bash, gtk3, glib, wrapGAppsHook, meson, ninja, python3
 , gsettings-desktop-schemas, itstool, gnome3, librsvg, gdk-pixbuf, libgtop, systemd }:
 
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   doCheck = true;
 
   nativeBuildInputs = [
-    pkgconfig gettext itstool wrapGAppsHook meson ninja python3
+    pkg-config gettext itstool wrapGAppsHook meson ninja python3
   ];
   buildInputs = [
     bash gtk3 glib libxml2 gtkmm3 libgtop gdk-pixbuf gnome3.adwaita-icon-theme librsvg
diff --git a/pkgs/desktops/gnome-3/core/gnome-terminal/default.nix b/pkgs/desktops/gnome-3/core/gnome-terminal/default.nix
index 54e2bd698d1..b4e8db77510 100644
--- a/pkgs/desktops/gnome-3/core/gnome-terminal/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-terminal/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, libxml2, gnome3, dconf, nautilus
+{ lib, stdenv, fetchurl, pkg-config, libxml2, gnome3, dconf, nautilus
 , gtk3, gsettings-desktop-schemas, vte, gettext, which, libuuid, vala
 , desktop-file-utils, itstool, wrapGAppsHook, glib, pcre2
 , libxslt, docbook-xsl-nons }:
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   ];
 
   nativeBuildInputs = [
-    pkgconfig gettext itstool which libxml2 libxslt docbook-xsl-nons
+    pkg-config gettext itstool which libxml2 libxslt docbook-xsl-nons
     vala desktop-file-utils wrapGAppsHook pcre2
   ];
 
diff --git a/pkgs/desktops/gnome-3/core/gnome-themes-extra/default.nix b/pkgs/desktops/gnome-3/core/gnome-themes-extra/default.nix
index 4c9ed85fe48..7b42d724593 100644
--- a/pkgs/desktops/gnome-3/core/gnome-themes-extra/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-themes-extra/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, intltool, gtk3, gnome3, librsvg, pkgconfig, pango, atk, gtk2
+{ lib, stdenv, fetchurl, intltool, gtk3, gnome3, librsvg, pkg-config, pango, atk, gtk2
 , gdk-pixbuf, hicolor-icon-theme }:
 
 let
@@ -18,7 +18,7 @@ in stdenv.mkDerivation rec {
     };
   };
 
-  nativeBuildInputs = [ pkgconfig intltool ];
+  nativeBuildInputs = [ pkg-config intltool ];
   buildInputs = [ gtk3 librsvg pango atk gtk2 gdk-pixbuf ];
   propagatedBuildInputs = [ gnome3.adwaita-icon-theme hicolor-icon-theme ];
 
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 6496df08945..54fcf531c65 100644
--- a/pkgs/desktops/gnome-3/core/gnome-user-share/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-user-share/default.nix
@@ -6,7 +6,7 @@
 , fetchpatch
 , apacheHttpd
 , nautilus
-, pkgconfig
+, pkg-config
 , gtk3
 , glib
 , libxml2
@@ -58,7 +58,7 @@ stdenv.mkDerivation rec {
   ];
 
   nativeBuildInputs = [
-    pkgconfig
+    pkg-config
     meson
     ninja
     gettext
diff --git a/pkgs/desktops/gnome-3/core/gucharmap/default.nix b/pkgs/desktops/gnome-3/core/gucharmap/default.nix
index bbb271004ac..aac5a43e433 100644
--- a/pkgs/desktops/gnome-3/core/gucharmap/default.nix
+++ b/pkgs/desktops/gnome-3/core/gucharmap/default.nix
@@ -3,7 +3,7 @@
 , fetchFromGitLab
 , meson
 , ninja
-, pkgconfig
+, pkg-config
 , python3
 , gtk3
 , adwaita-icon-theme
@@ -59,7 +59,7 @@ in stdenv.mkDerivation rec {
   nativeBuildInputs = [
     meson
     ninja
-    pkgconfig
+    pkg-config
     python3
     wrapGAppsHook
     unzip
diff --git a/pkgs/desktops/gnome-3/core/libgnome-keyring/default.nix b/pkgs/desktops/gnome-3/core/libgnome-keyring/default.nix
index d4baaef819f..65d2bbc2157 100644
--- a/pkgs/desktops/gnome-3/core/libgnome-keyring/default.nix
+++ b/pkgs/desktops/gnome-3/core/libgnome-keyring/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, glib, dbus, libgcrypt, pkgconfig, intltool, gobject-introspection, gnome3 }:
+{ lib, stdenv, fetchurl, glib, dbus, libgcrypt, pkg-config, intltool, gobject-introspection, gnome3 }:
 
 let
   pname = "libgnome-keyring";
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
   outputs = [ "out" "dev" ];
 
   propagatedBuildInputs = [ glib gobject-introspection dbus libgcrypt ];
-  nativeBuildInputs = [ pkgconfig intltool ];
+  nativeBuildInputs = [ pkg-config intltool ];
 
   passthru = {
     updateScript = gnome3.updateScript {
diff --git a/pkgs/desktops/gnome-3/core/mutter/3.34/default.nix b/pkgs/desktops/gnome-3/core/mutter/3.34/default.nix
index 427893d2aab..1f4ca5d3213 100644
--- a/pkgs/desktops/gnome-3/core/mutter/3.34/default.nix
+++ b/pkgs/desktops/gnome-3/core/mutter/3.34/default.nix
@@ -2,7 +2,7 @@
 , fetchpatch
 , substituteAll
 , lib, stdenv
-, pkgconfig
+, pkg-config
 , gnome3
 , pantheon
 , gettext
@@ -59,7 +59,7 @@ stdenv.mkDerivation rec {
   ];
 
   propagatedBuildInputs = [
-    # required for pkgconfig to detect mutter-clutter
+    # required for pkg-config to detect mutter-clutter
     json-glib
     libXtst
     libcap_ng
@@ -70,7 +70,7 @@ stdenv.mkDerivation rec {
     gettext
     meson
     ninja
-    pkgconfig
+    pkg-config
     python3
     wrapGAppsHook
     xorgserver # for cvt command
diff --git a/pkgs/desktops/gnome-3/core/mutter/default.nix b/pkgs/desktops/gnome-3/core/mutter/default.nix
index bc86e965547..1ac0be1b194 100644
--- a/pkgs/desktops/gnome-3/core/mutter/default.nix
+++ b/pkgs/desktops/gnome-3/core/mutter/default.nix
@@ -3,7 +3,7 @@
 , substituteAll
 , runCommand
 , lib, stdenv
-, pkgconfig
+, pkg-config
 , gnome3
 , gettext
 , gobject-introspection
@@ -74,7 +74,7 @@ let self = stdenv.mkDerivation rec {
   ];
 
   propagatedBuildInputs = [
-    # required for pkgconfig to detect mutter-clutter
+    # required for pkg-config to detect mutter-clutter
     json-glib
     libXtst
     libcap_ng
@@ -86,7 +86,7 @@ let self = stdenv.mkDerivation rec {
     gettext
     meson
     ninja
-    pkgconfig
+    pkg-config
     python3
     wrapGAppsHook
     xorgserver # for cvt command
diff --git a/pkgs/desktops/gnome-3/core/nautilus/default.nix b/pkgs/desktops/gnome-3/core/nautilus/default.nix
index 25b38a5df9f..5ca1efe1ca3 100644
--- a/pkgs/desktops/gnome-3/core/nautilus/default.nix
+++ b/pkgs/desktops/gnome-3/core/nautilus/default.nix
@@ -2,7 +2,7 @@
 , fetchurl
 , meson
 , ninja
-, pkgconfig
+, pkg-config
 , gettext
 , libxml2
 , desktop-file-utils
@@ -57,7 +57,7 @@ stdenv.mkDerivation rec {
     libxml2
     meson
     ninja
-    pkgconfig
+    pkg-config
     python3
     wrapGAppsHook
   ];
diff --git a/pkgs/desktops/gnome-3/core/rygel/default.nix b/pkgs/desktops/gnome-3/core/rygel/default.nix
index 234d45f877a..65096c359d7 100644
--- a/pkgs/desktops/gnome-3/core/rygel/default.nix
+++ b/pkgs/desktops/gnome-3/core/rygel/default.nix
@@ -2,7 +2,7 @@
 , fetchurl
 , meson
 , ninja
-, pkgconfig
+, pkg-config
 , vala
 , gettext
 , libxml2
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     meson
     ninja
-    pkgconfig
+    pkg-config
     vala
     gettext
     libxml2
diff --git a/pkgs/desktops/gnome-3/core/simple-scan/default.nix b/pkgs/desktops/gnome-3/core/simple-scan/default.nix
index 96a8145ae7f..6d282283925 100644
--- a/pkgs/desktops/gnome-3/core/simple-scan/default.nix
+++ b/pkgs/desktops/gnome-3/core/simple-scan/default.nix
@@ -2,7 +2,7 @@
 , fetchurl
 , meson
 , ninja
-, pkgconfig
+, pkg-config
 , gettext
 , itstool
 , python3
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
     ninja
     gettext
     itstool
-    pkgconfig
+    pkg-config
     python3
     wrapGAppsHook
     libxml2
diff --git a/pkgs/desktops/gnome-3/core/sushi/default.nix b/pkgs/desktops/gnome-3/core/sushi/default.nix
index 70cb81a165b..f5e85a1f16c 100644
--- a/pkgs/desktops/gnome-3/core/sushi/default.nix
+++ b/pkgs/desktops/gnome-3/core/sushi/default.nix
@@ -1,6 +1,6 @@
 { lib, stdenv
 , fetchurl
-, pkgconfig
+, pkg-config
 , meson
 , gettext
 , gobject-introspection
@@ -33,7 +33,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    pkgconfig
+    pkg-config
     meson
     ninja
     gettext
diff --git a/pkgs/desktops/gnome-3/core/totem/default.nix b/pkgs/desktops/gnome-3/core/totem/default.nix
index 082732eace6..a98265ff508 100644
--- a/pkgs/desktops/gnome-3/core/totem/default.nix
+++ b/pkgs/desktops/gnome-3/core/totem/default.nix
@@ -8,7 +8,7 @@
 , clutter-gst
 , python3Packages
 , shared-mime-info
-, pkgconfig
+, pkg-config
 , gtk3
 , glib
 , gobject-introspection
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
     meson
     ninja
     vala
-    pkgconfig
+    pkg-config
     gettext
     python3Packages.python
     itstool
diff --git a/pkgs/desktops/gnome-3/core/yelp-xsl/default.nix b/pkgs/desktops/gnome-3/core/yelp-xsl/default.nix
index 7aa64d0357a..b02c7039e51 100644
--- a/pkgs/desktops/gnome-3/core/yelp-xsl/default.nix
+++ b/pkgs/desktops/gnome-3/core/yelp-xsl/default.nix
@@ -1,7 +1,7 @@
 { lib, stdenv
 , gettext
 , fetchurl
-, pkgconfig
+, pkg-config
 , itstool
 , libxml2
 , libxslt
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    pkgconfig
+    pkg-config
     gettext
     itstool
     libxml2
diff --git a/pkgs/desktops/gnome-3/core/yelp/default.nix b/pkgs/desktops/gnome-3/core/yelp/default.nix
index 8b27f637280..62c5994fd41 100644
--- a/pkgs/desktops/gnome-3/core/yelp/default.nix
+++ b/pkgs/desktops/gnome-3/core/yelp/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, gettext, fetchurl, webkitgtk, pkgconfig, gtk3, glib
+{ lib, stdenv, gettext, fetchurl, webkitgtk, pkg-config, gtk3, glib
 , gnome3, sqlite
 , itstool, libxml2, libxslt, gst_all_1
 , wrapGAppsHook }:
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
     sha256 = "102z8khj82vdp12c3y86hhxwm1x89xpkpc5zs63c7gg21cbrwdbl";
   };
 
-  nativeBuildInputs = [ pkgconfig gettext itstool wrapGAppsHook ];
+  nativeBuildInputs = [ pkg-config gettext itstool wrapGAppsHook ];
   buildInputs = [
     gtk3 glib webkitgtk sqlite
     libxml2 libxslt gnome3.yelp-xsl
diff --git a/pkgs/desktops/gnome-3/core/zenity/default.nix b/pkgs/desktops/gnome-3/core/zenity/default.nix
index b27c10447f4..d02cb581cb8 100644
--- a/pkgs/desktops/gnome-3/core/zenity/default.nix
+++ b/pkgs/desktops/gnome-3/core/zenity/default.nix
@@ -1,6 +1,6 @@
 { lib, stdenv
 , fetchurl
-, pkgconfig
+, pkg-config
 , libxml2
 , gnome3
 , gtk3
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    pkgconfig
+    pkg-config
     gettext
     yelp-tools
     itstool
diff --git a/pkgs/desktops/gnome-3/devtools/anjuta/default.nix b/pkgs/desktops/gnome-3/devtools/anjuta/default.nix
index d6109651ce9..4802287cb12 100644
--- a/pkgs/desktops/gnome-3/devtools/anjuta/default.nix
+++ b/pkgs/desktops/gnome-3/devtools/anjuta/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, gnome3, gtk3, gjs, flex, bison, libxml2, intltool,
+{ lib, stdenv, fetchurl, pkg-config, gnome3, gtk3, gjs, flex, bison, libxml2, intltool,
   gdl, libgda, gtksourceview, gsettings-desktop-schemas,
   itstool, python3, ncurses, makeWrapper }:
 
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   nativeBuildInputs = [
-    pkgconfig intltool itstool python3 makeWrapper
+    pkg-config intltool itstool python3 makeWrapper
     # Required by python3
     ncurses
   ];
diff --git a/pkgs/desktops/gnome-3/devtools/devhelp/default.nix b/pkgs/desktops/gnome-3/devtools/devhelp/default.nix
index 68d7d9adfd5..173e4a9e5b8 100644
--- a/pkgs/desktops/gnome-3/devtools/devhelp/default.nix
+++ b/pkgs/desktops/gnome-3/devtools/devhelp/default.nix
@@ -2,7 +2,7 @@
 , fetchurl
 , meson
 , ninja
-, pkgconfig
+, pkg-config
 , gnome3
 , gtk3
 , wrapGAppsHook
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     meson
     ninja
-    pkgconfig
+    pkg-config
     gettext
     itstool
     wrapGAppsHook
diff --git a/pkgs/desktops/gnome-3/games/atomix/default.nix b/pkgs/desktops/gnome-3/games/atomix/default.nix
index 32bdbf7cb48..802d92bf19a 100644
--- a/pkgs/desktops/gnome-3/games/atomix/default.nix
+++ b/pkgs/desktops/gnome-3/games/atomix/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, meson, ninja, pkgconfig, wrapGAppsHook, python3
+{ lib, stdenv, fetchurl, meson, ninja, pkg-config, wrapGAppsHook, python3
 , gettext, gnome3, glib, gtk3, libgnome-games-support, gdk-pixbuf }:
 
 let
@@ -12,7 +12,7 @@ in stdenv.mkDerivation rec {
     sha256 = "0h909a4mccf160hi0aimyicqhq2b0gk1dmqp7qwf87qghfrw6m00";
   };
 
-  nativeBuildInputs = [ meson ninja pkgconfig gettext wrapGAppsHook python3 ];
+  nativeBuildInputs = [ meson ninja pkg-config gettext wrapGAppsHook python3 ];
   buildInputs = [ glib gtk3 gdk-pixbuf libgnome-games-support gnome3.adwaita-icon-theme ];
 
   postPatch = ''
diff --git a/pkgs/desktops/gnome-3/games/five-or-more/default.nix b/pkgs/desktops/gnome-3/games/five-or-more/default.nix
index 5c81524f973..9f6ea6aac04 100644
--- a/pkgs/desktops/gnome-3/games/five-or-more/default.nix
+++ b/pkgs/desktops/gnome-3/games/five-or-more/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, meson, ninja, pkgconfig, gnome3, gtk3, wrapGAppsHook
+{ lib, stdenv, fetchurl, meson, ninja, pkg-config, gnome3, gtk3, wrapGAppsHook
 , librsvg, libgnome-games-support, gettext, itstool, libxml2, python3, vala }:
 
 stdenv.mkDerivation rec {
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    meson ninja pkgconfig gettext itstool libxml2 python3 wrapGAppsHook
+    meson ninja pkg-config gettext itstool libxml2 python3 wrapGAppsHook
     vala
   ];
   buildInputs = [
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 a324bb9cd46..17dc8fe7c2c 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
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, gnome3, gtk3, wrapGAppsHook
+{ lib, stdenv, fetchurl, pkg-config, gnome3, gtk3, wrapGAppsHook
 , gettext, meson, gsound, librsvg, itstool, vala
 , python3, ninja, desktop-file-utils }:
 
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    pkgconfig wrapGAppsHook gettext meson itstool vala
+    pkg-config wrapGAppsHook gettext meson itstool vala
     ninja python3 desktop-file-utils
   ];
   buildInputs = [ gtk3 gsound librsvg gnome3.adwaita-icon-theme ];
diff --git a/pkgs/desktops/gnome-3/games/gnome-chess/default.nix b/pkgs/desktops/gnome-3/games/gnome-chess/default.nix
index db15ce18be8..918adc0eccf 100644
--- a/pkgs/desktops/gnome-3/games/gnome-chess/default.nix
+++ b/pkgs/desktops/gnome-3/games/gnome-chess/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, meson, ninja, vala, pkgconfig, wrapGAppsHook, gobject-introspection
+{ lib, stdenv, fetchurl, meson, ninja, vala, pkg-config, wrapGAppsHook, gobject-introspection
 , gettext, itstool, libxml2, python3, gnome3, glib, gtk3, librsvg }:
 
 stdenv.mkDerivation rec {
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
     sha256 = "1bpmi5p5vvjdq2rlm5x9k4gpci8jbrjvdxr1q62h5znzq0vz0w0l";
   };
 
-  nativeBuildInputs = [ meson ninja vala pkgconfig gettext itstool libxml2 python3 wrapGAppsHook gobject-introspection ];
+  nativeBuildInputs = [ meson ninja vala pkg-config gettext itstool libxml2 python3 wrapGAppsHook gobject-introspection ];
   buildInputs = [ glib gtk3 librsvg gnome3.adwaita-icon-theme ];
 
   postPatch = ''
diff --git a/pkgs/desktops/gnome-3/games/gnome-klotski/default.nix b/pkgs/desktops/gnome-3/games/gnome-klotski/default.nix
index e0ed167750d..fe1f092fbf0 100644
--- a/pkgs/desktops/gnome-3/games/gnome-klotski/default.nix
+++ b/pkgs/desktops/gnome-3/games/gnome-klotski/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, vala, gnome3, gtk3, wrapGAppsHook, appstream-glib, desktop-file-utils
+{ lib, stdenv, fetchurl, pkg-config, vala, gnome3, gtk3, wrapGAppsHook, appstream-glib, desktop-file-utils
 , glib, librsvg, libxml2, gettext, itstool, libgee, libgnome-games-support
 , meson, ninja, python3
 }:
@@ -15,7 +15,7 @@ in stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    pkgconfig vala meson ninja python3 wrapGAppsHook
+    pkg-config vala meson ninja python3 wrapGAppsHook
     gettext itstool libxml2 appstream-glib desktop-file-utils
     gnome3.adwaita-icon-theme
   ];
diff --git a/pkgs/desktops/gnome-3/games/gnome-mahjongg/default.nix b/pkgs/desktops/gnome-3/games/gnome-mahjongg/default.nix
index e5d34668b44..d5d2de53e47 100644
--- a/pkgs/desktops/gnome-3/games/gnome-mahjongg/default.nix
+++ b/pkgs/desktops/gnome-3/games/gnome-mahjongg/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, gnome3, gtk3, wrapGAppsHook
+{ lib, stdenv, fetchurl, pkg-config, gnome3, gtk3, wrapGAppsHook
 , librsvg, gettext, itstool, libxml2
 , meson, ninja, glib, vala, desktop-file-utils
 }:
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [
     meson ninja vala desktop-file-utils
-    pkgconfig gnome3.adwaita-icon-theme
+    pkg-config gnome3.adwaita-icon-theme
     libxml2 itstool gettext wrapGAppsHook
     glib # for glib-compile-schemas
   ];
diff --git a/pkgs/desktops/gnome-3/games/gnome-mines/default.nix b/pkgs/desktops/gnome-3/games/gnome-mines/default.nix
index b78c9924d63..600b0d98468 100644
--- a/pkgs/desktops/gnome-3/games/gnome-mines/default.nix
+++ b/pkgs/desktops/gnome-3/games/gnome-mines/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, meson, ninja, vala, gobject-introspection, pkgconfig, gnome3, gtk3, wrapGAppsHook
+{ lib, stdenv, fetchurl, meson, ninja, vala, gobject-introspection, pkg-config, gnome3, gtk3, wrapGAppsHook
 , librsvg, gettext, itstool, python3, libxml2, libgnome-games-support, libgee, desktop-file-utils }:
 
 stdenv.mkDerivation rec {
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
 
   # gobject-introspection for finding vapi files
   nativeBuildInputs = [
-    meson ninja vala gobject-introspection pkgconfig gettext itstool python3
+    meson ninja vala gobject-introspection pkg-config gettext itstool python3
     libxml2 wrapGAppsHook desktop-file-utils
   ];
   buildInputs = [ gtk3 librsvg gnome3.adwaita-icon-theme libgnome-games-support libgee ];
diff --git a/pkgs/desktops/gnome-3/games/gnome-nibbles/default.nix b/pkgs/desktops/gnome-3/games/gnome-nibbles/default.nix
index f35ac14891f..501b894a1df 100644
--- a/pkgs/desktops/gnome-3/games/gnome-nibbles/default.nix
+++ b/pkgs/desktops/gnome-3/games/gnome-nibbles/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, gnome3, gtk3, wrapGAppsHook
+{ lib, stdenv, fetchurl, pkg-config, gnome3, gtk3, wrapGAppsHook
 , librsvg, gsound, clutter-gtk, gettext, itstool, vala, python3
 , libxml2, libgee, libgnome-games-support, meson, ninja
 , desktop-file-utils, hicolor-icon-theme}:
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [
     meson ninja vala python3
-    pkgconfig wrapGAppsHook gettext itstool libxml2
+    pkg-config wrapGAppsHook gettext itstool libxml2
     desktop-file-utils hicolor-icon-theme
   ];
   buildInputs = [
diff --git a/pkgs/desktops/gnome-3/games/gnome-robots/default.nix b/pkgs/desktops/gnome-3/games/gnome-robots/default.nix
index 80a3eceb4f6..e9a079216b7 100644
--- a/pkgs/desktops/gnome-3/games/gnome-robots/default.nix
+++ b/pkgs/desktops/gnome-3/games/gnome-robots/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, gnome3, gtk3, wrapGAppsHook
+{ lib, stdenv, fetchurl, pkg-config, gnome3, gtk3, wrapGAppsHook
 , librsvg, gsound, gettext, itstool, libxml2, libgnome-games-support
 , libgee, meson, ninja, python3, desktop-file-utils, adwaita-icon-theme }:
 
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    pkgconfig meson ninja python3
+    pkg-config meson ninja python3
     libxml2 wrapGAppsHook gettext itstool desktop-file-utils
   ];
   buildInputs = [
diff --git a/pkgs/desktops/gnome-3/games/gnome-sudoku/default.nix b/pkgs/desktops/gnome-3/games/gnome-sudoku/default.nix
index 4e73882bcdf..7c5fd8f1ac9 100644
--- a/pkgs/desktops/gnome-3/games/gnome-sudoku/default.nix
+++ b/pkgs/desktops/gnome-3/games/gnome-sudoku/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, meson, ninja, vala, pkgconfig, gobject-introspection, gettext, gtk3, gnome3, wrapGAppsHook
+{ lib, stdenv, fetchurl, meson, ninja, vala, pkg-config, gobject-introspection, gettext, gtk3, gnome3, wrapGAppsHook
 , libgee, json-glib, qqwing, itstool, libxml2, python3, desktop-file-utils }:
 
 stdenv.mkDerivation rec {
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
     sha256 = "0cpxx63liczmax6ry06r5k0f221xpg2rqh49vkdj2snmqq61swrq";
   };
 
-  nativeBuildInputs = [ meson ninja vala pkgconfig gobject-introspection gettext itstool libxml2 python3 desktop-file-utils wrapGAppsHook ];
+  nativeBuildInputs = [ meson ninja vala pkg-config gobject-introspection gettext itstool libxml2 python3 desktop-file-utils wrapGAppsHook ];
   buildInputs = [ gtk3 libgee json-glib qqwing ];
 
   postPatch = ''
diff --git a/pkgs/desktops/gnome-3/games/gnome-taquin/default.nix b/pkgs/desktops/gnome-3/games/gnome-taquin/default.nix
index d25dc4fc1b6..9b8c78d6e4a 100644
--- a/pkgs/desktops/gnome-3/games/gnome-taquin/default.nix
+++ b/pkgs/desktops/gnome-3/games/gnome-taquin/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, gnome3, gtk3, wrapGAppsHook
+{ lib, stdenv, fetchurl, pkg-config, gnome3, gtk3, wrapGAppsHook
 , librsvg, gsound, gettext, itstool, libxml2
 , meson, ninja, vala, python3, desktop-file-utils
 }:
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    pkgconfig wrapGAppsHook meson ninja python3
+    pkg-config wrapGAppsHook meson ninja python3
     gettext itstool libxml2 vala desktop-file-utils
   ];
   buildInputs = [
diff --git a/pkgs/desktops/gnome-3/games/gnome-tetravex/default.nix b/pkgs/desktops/gnome-3/games/gnome-tetravex/default.nix
index 3a3dca27d76..9ae73773799 100644
--- a/pkgs/desktops/gnome-3/games/gnome-tetravex/default.nix
+++ b/pkgs/desktops/gnome-3/games/gnome-tetravex/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, gnome3, gtk3, wrapGAppsHook
+{ lib, stdenv, fetchurl, pkg-config, gnome3, gtk3, wrapGAppsHook
 , libxml2, gettext, itstool, meson, ninja, python3
 , vala, desktop-file-utils
 }:
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [
     wrapGAppsHook itstool libxml2 gnome3.adwaita-icon-theme
-    pkgconfig gettext meson ninja python3 vala desktop-file-utils
+    pkg-config gettext meson ninja python3 vala desktop-file-utils
   ];
   buildInputs = [
     gtk3
diff --git a/pkgs/desktops/gnome-3/games/hitori/default.nix b/pkgs/desktops/gnome-3/games/hitori/default.nix
index 480fb2b1373..bb0bd257260 100644
--- a/pkgs/desktops/gnome-3/games/hitori/default.nix
+++ b/pkgs/desktops/gnome-3/games/hitori/default.nix
@@ -2,7 +2,7 @@
 , fetchurl
 , meson
 , ninja
-, pkgconfig
+, pkg-config
 , gnome3
 , glib
 , gtk3
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     meson
     ninja
-    pkgconfig
+    pkg-config
     gettext
     itstool
     desktop-file-utils
diff --git a/pkgs/desktops/gnome-3/games/lightsoff/default.nix b/pkgs/desktops/gnome-3/games/lightsoff/default.nix
index 874e9558bcf..6783147840c 100644
--- a/pkgs/desktops/gnome-3/games/lightsoff/default.nix
+++ b/pkgs/desktops/gnome-3/games/lightsoff/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, vala, pkgconfig, gtk3, gnome3, gdk-pixbuf, librsvg, wrapGAppsHook
+{ lib, stdenv, fetchurl, vala, pkg-config, gtk3, gnome3, gdk-pixbuf, librsvg, wrapGAppsHook
 , gettext, itstool, clutter, clutter-gtk, libxml2, appstream-glib
 , meson, ninja, python3 }:
 
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    vala pkgconfig wrapGAppsHook itstool gettext appstream-glib libxml2
+    vala pkg-config wrapGAppsHook itstool gettext appstream-glib libxml2
     meson ninja python3
   ];
   buildInputs = [ gtk3 gnome3.adwaita-icon-theme gdk-pixbuf librsvg clutter clutter-gtk ];
diff --git a/pkgs/desktops/gnome-3/games/quadrapassel/default.nix b/pkgs/desktops/gnome-3/games/quadrapassel/default.nix
index 7a57dc19cc5..de3d67b58bf 100644
--- a/pkgs/desktops/gnome-3/games/quadrapassel/default.nix
+++ b/pkgs/desktops/gnome-3/games/quadrapassel/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, gtk3, gnome3, gdk-pixbuf
+{ lib, stdenv, fetchurl, pkg-config, gtk3, gnome3, gdk-pixbuf
 , librsvg, gsound, libmanette
 , gettext, itstool, libxml2, clutter, clutter-gtk, wrapGAppsHook
 , meson, ninja, python3, vala, desktop-file-utils
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [
     meson ninja python3 vala desktop-file-utils
-    pkgconfig gnome3.adwaita-icon-theme
+    pkg-config gnome3.adwaita-icon-theme
     libxml2 itstool gettext wrapGAppsHook
   ];
   buildInputs = [
diff --git a/pkgs/desktops/gnome-3/games/swell-foop/default.nix b/pkgs/desktops/gnome-3/games/swell-foop/default.nix
index db9dfd2dc93..33dd9de1b42 100644
--- a/pkgs/desktops/gnome-3/games/swell-foop/default.nix
+++ b/pkgs/desktops/gnome-3/games/swell-foop/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, meson, ninja, pkgconfig, vala, glib, gtk3, gnome3, desktop-file-utils
+{ lib, stdenv, fetchurl, meson, ninja, pkg-config, vala, glib, gtk3, gnome3, desktop-file-utils
 , clutter, clutter-gtk, gettext, itstool, libxml2, wrapGAppsHook, python3 }:
 
 let
@@ -19,7 +19,7 @@ in stdenv.mkDerivation rec {
     };
   };
 
-  nativeBuildInputs = [ meson ninja vala pkgconfig wrapGAppsHook python3 itstool gettext libxml2 desktop-file-utils ];
+  nativeBuildInputs = [ meson ninja vala pkg-config wrapGAppsHook python3 itstool gettext libxml2 desktop-file-utils ];
   buildInputs = [ glib gtk3 gnome3.adwaita-icon-theme clutter clutter-gtk ];
 
   postPatch = ''
diff --git a/pkgs/desktops/gnome-3/games/tali/default.nix b/pkgs/desktops/gnome-3/games/tali/default.nix
index a31191dfa2d..36c76c358e9 100644
--- a/pkgs/desktops/gnome-3/games/tali/default.nix
+++ b/pkgs/desktops/gnome-3/games/tali/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, gtk3, gnome3, gdk-pixbuf
+{ lib, stdenv, fetchurl, pkg-config, gtk3, gnome3, gdk-pixbuf
 , librsvg, libgnome-games-support, gettext, itstool, libxml2, wrapGAppsHook
 , meson, ninja, python3, desktop-file-utils
 }:
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [
     meson ninja python3 desktop-file-utils
-    pkgconfig gnome3.adwaita-icon-theme
+    pkg-config gnome3.adwaita-icon-theme
     libxml2 itstool gettext wrapGAppsHook
   ];
   buildInputs = [ gtk3 gdk-pixbuf librsvg libgnome-games-support ];
diff --git a/pkgs/desktops/gnome-3/misc/geary/default.nix b/pkgs/desktops/gnome-3/misc/geary/default.nix
index bbc2db93e51..3ca257db49b 100644
--- a/pkgs/desktops/gnome-3/misc/geary/default.nix
+++ b/pkgs/desktops/gnome-3/misc/geary/default.nix
@@ -1,7 +1,7 @@
 { lib, stdenv
 , fetchurl
 , fetchpatch
-, pkgconfig
+, pkg-config
 , gtk3
 , vala
 , enchant2
@@ -66,7 +66,7 @@ stdenv.mkDerivation rec {
     libxml2
     meson
     ninja
-    pkgconfig
+    pkg-config
     python3
     vala
     wrapGAppsHook
diff --git a/pkgs/desktops/gnome-3/misc/gitg/default.nix b/pkgs/desktops/gnome-3/misc/gitg/default.nix
index 4809e30deb3..0f4f8e67737 100644
--- a/pkgs/desktops/gnome-3/misc/gitg/default.nix
+++ b/pkgs/desktops/gnome-3/misc/gitg/default.nix
@@ -3,7 +3,7 @@
 , fetchpatch
 , vala
 , gettext
-, pkgconfig
+, pkg-config
 , gtk3
 , glib
 , json-glib
@@ -68,7 +68,7 @@ stdenv.mkDerivation rec {
     gettext
     meson
     ninja
-    pkgconfig
+    pkg-config
     python3
     vala
     wrapGAppsHook
diff --git a/pkgs/desktops/gnome-3/misc/gnome-autoar/default.nix b/pkgs/desktops/gnome-3/misc/gnome-autoar/default.nix
index 2887b86c80a..db7a6ba0920 100644
--- a/pkgs/desktops/gnome-3/misc/gnome-autoar/default.nix
+++ b/pkgs/desktops/gnome-3/misc/gnome-autoar/default.nix
@@ -1,6 +1,6 @@
 { lib, stdenv
 , fetchurl
-, pkgconfig
+, pkg-config
 , gnome3
 , gtk3
 , glib
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [
     gobject-introspection
-    pkgconfig
+    pkg-config
     vala
   ];
 
diff --git a/pkgs/desktops/gnome-3/misc/gnome-flashback/default.nix b/pkgs/desktops/gnome-3/misc/gnome-flashback/default.nix
index ba25dcfed4c..b65d27bb757 100644
--- a/pkgs/desktops/gnome-3/misc/gnome-flashback/default.nix
+++ b/pkgs/desktops/gnome-3/misc/gnome-flashback/default.nix
@@ -15,7 +15,7 @@
 , libpulseaudio
 , libxkbfile
 , libxml2
-, pkgconfig
+, pkg-config
 , polkit
 , gdm
 , systemd
@@ -87,7 +87,7 @@ let
       autoreconfHook
       gettext
       libxml2
-      pkgconfig
+      pkg-config
       wrapGAppsHook
     ];
 
diff --git a/pkgs/desktops/gnome-3/misc/gnome-packagekit/default.nix b/pkgs/desktops/gnome-3/misc/gnome-packagekit/default.nix
index c2904a777f2..53be2df471b 100644
--- a/pkgs/desktops/gnome-3/misc/gnome-packagekit/default.nix
+++ b/pkgs/desktops/gnome-3/misc/gnome-packagekit/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, meson, ninja, gettext, gnome3, packagekit, polkit
+{ lib, stdenv, fetchurl, pkg-config, meson, ninja, gettext, gnome3, packagekit, polkit
 , gtk3, systemd, wrapGAppsHook, desktop-file-utils }:
 
 stdenv.mkDerivation rec {
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    pkgconfig meson ninja gettext wrapGAppsHook desktop-file-utils
+    pkg-config meson ninja gettext wrapGAppsHook desktop-file-utils
   ];
 
   buildInputs = [ gtk3 packagekit systemd polkit ];
diff --git a/pkgs/desktops/gnome-3/misc/gnome-panel/default.nix b/pkgs/desktops/gnome-3/misc/gnome-panel/default.nix
index 7e34040bb72..b820f7750dc 100644
--- a/pkgs/desktops/gnome-3/misc/gnome-panel/default.nix
+++ b/pkgs/desktops/gnome-3/misc/gnome-panel/default.nix
@@ -15,7 +15,7 @@
 , libsoup
 , libwnck3
 , libxml2
-, pkgconfig
+, pkg-config
 , polkit
 , systemd
 , wrapGAppsHook
@@ -54,7 +54,7 @@ stdenv.mkDerivation rec {
     gettext
     itstool
     libxml2
-    pkgconfig
+    pkg-config
     wrapGAppsHook
   ];
 
diff --git a/pkgs/desktops/gnome-3/misc/gpaste/default.nix b/pkgs/desktops/gnome-3/misc/gpaste/default.nix
index 504846e8d4b..440c70c861f 100644
--- a/pkgs/desktops/gnome-3/misc/gpaste/default.nix
+++ b/pkgs/desktops/gnome-3/misc/gpaste/default.nix
@@ -11,7 +11,7 @@
 , mutter
 , ninja
 , pango
-, pkgconfig
+, pkg-config
 , vala
 , wrapGAppsHook
 }:
@@ -47,7 +47,7 @@ stdenv.mkDerivation rec {
     gobject-introspection
     meson
     ninja
-    pkgconfig
+    pkg-config
     vala
     wrapGAppsHook
   ];
diff --git a/pkgs/desktops/gnome-3/misc/gtkhtml/default.nix b/pkgs/desktops/gnome-3/misc/gtkhtml/default.nix
index a7cb34896d2..cc054a983c6 100644
--- a/pkgs/desktops/gnome-3/misc/gtkhtml/default.nix
+++ b/pkgs/desktops/gnome-3/misc/gtkhtml/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, gtk3, intltool
+{ lib, stdenv, fetchurl, pkg-config, gtk3, intltool
 , gnome3, enchant, isocodes, gsettings-desktop-schemas }:
 
 stdenv.mkDerivation rec {
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
     updateScript = gnome3.updateScript { packageName = "gtkhtml"; attrPath = "gnome3.gtkhtml"; };
   };
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkg-config ];
   buildInputs = [ gtk3 intltool gnome3.adwaita-icon-theme
                   gsettings-desktop-schemas ];
 
diff --git a/pkgs/desktops/gnome-3/misc/libgnome-games-support/default.nix b/pkgs/desktops/gnome-3/misc/libgnome-games-support/default.nix
index 29b88e4863a..01899d20b57 100644
--- a/pkgs/desktops/gnome-3/misc/libgnome-games-support/default.nix
+++ b/pkgs/desktops/gnome-3/misc/libgnome-games-support/default.nix
@@ -1,6 +1,6 @@
 { lib, stdenv
 , fetchurl
-, pkgconfig
+, pkg-config
 , glib
 , gtk3
 , libgee
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
     gettext
     meson
     ninja
-    pkgconfig
+    pkg-config
     vala
   ];
 
diff --git a/pkgs/desktops/gnome-3/misc/metacity/default.nix b/pkgs/desktops/gnome-3/misc/metacity/default.nix
index 05a05a017cf..d1b1aeec4c4 100644
--- a/pkgs/desktops/gnome-3/misc/metacity/default.nix
+++ b/pkgs/desktops/gnome-3/misc/metacity/default.nix
@@ -10,7 +10,7 @@
 , libgtop
 , libstartup_notification
 , libxml2
-, pkgconfig
+, pkg-config
 , substituteAll
 , wrapGAppsHook
 , zenity
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     gettext
     libxml2
-    pkgconfig
+    pkg-config
     wrapGAppsHook
   ];
 
diff --git a/pkgs/desktops/gnome-3/misc/nautilus-python/default.nix b/pkgs/desktops/gnome-3/misc/nautilus-python/default.nix
index c7aaddf203a..4db81228a07 100644
--- a/pkgs/desktops/gnome-3/misc/nautilus-python/default.nix
+++ b/pkgs/desktops/gnome-3/misc/nautilus-python/default.nix
@@ -1,6 +1,6 @@
 { lib, stdenv
 , fetchurl
-, pkgconfig
+, pkg-config
 , which
 , gtk-doc
 , docbook_xsl
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    pkgconfig
+    pkg-config
     which
     gtk-doc
     docbook_xsl
diff --git a/pkgs/desktops/gnome-3/misc/pomodoro/default.nix b/pkgs/desktops/gnome-3/misc/pomodoro/default.nix
index dfaa7f844aa..ae52c41787b 100644
--- a/pkgs/desktops/gnome-3/misc/pomodoro/default.nix
+++ b/pkgs/desktops/gnome-3/misc/pomodoro/default.nix
@@ -2,7 +2,7 @@
 , fetchFromGitHub
 , autoconf-archive
 , appstream-glib
-, pkgconfig
+, pkg-config
 , wrapGAppsHook
 , libcanberra
 , gst_all_1
@@ -39,7 +39,7 @@ stdenv.mkDerivation rec {
     gettext
     gobject-introspection
     libxml2
-    pkgconfig
+    pkg-config
     vala
     wrapGAppsHook
   ];