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-rw-r--r--pkgs/desktops/gnome-3/core/dconf-editor/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/eog/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/folks/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gcr/default.nix4
-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/gjs/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-desktop/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-menus/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-online-accounts/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-shell/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gnome-software/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/grilo/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gsettings-desktop-schemas/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gsound/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/gucharmap/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/libgdata/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/libgee/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/libgepub/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/libgnome-keyring/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/libgweather/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/libgxps/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/libpeas/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/libzapojit/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/mutter/3.28.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/mutter/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/rest/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-pl-parser/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/totem/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/tracker/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/vte/2.90.nix4
-rw-r--r--pkgs/desktops/gnome-3/core/vte/default.nix4
39 files changed, 78 insertions, 78 deletions
diff --git a/pkgs/desktops/gnome-3/core/dconf-editor/default.nix b/pkgs/desktops/gnome-3/core/dconf-editor/default.nix
index 78b43eb5b89..0d583dccf76 100644
--- a/pkgs/desktops/gnome-3/core/dconf-editor/default.nix
+++ b/pkgs/desktops/gnome-3/core/dconf-editor/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, meson, ninja, vala, libxslt, pkgconfig, glib, gtk3, gnome3, python3
-, libxml2, gettext, docbook_xsl, wrapGAppsHook, gobjectIntrospection }:
+, libxml2, gettext, docbook_xsl, wrapGAppsHook, gobject-introspection }:
 
 let
   pname = "dconf-editor";
@@ -12,7 +12,7 @@ in stdenv.mkDerivation rec {
     sha256 = "06f736spn20s7qjsz00xw44v8r8bjhyrz1v3bix6v416jc5jp6ia";
   };
 
-  nativeBuildInputs = [ meson ninja vala libxslt pkgconfig wrapGAppsHook gettext docbook_xsl libxml2 gobjectIntrospection python3 ];
+  nativeBuildInputs = [ meson ninja vala libxslt pkgconfig wrapGAppsHook gettext docbook_xsl libxml2 gobject-introspection python3 ];
 
   buildInputs = [ glib gtk3 gnome3.dconf ];
 
diff --git a/pkgs/desktops/gnome-3/core/eog/default.nix b/pkgs/desktops/gnome-3/core/eog/default.nix
index 6d897472d68..679974f28f9 100644
--- a/pkgs/desktops/gnome-3/core/eog/default.nix
+++ b/pkgs/desktops/gnome-3/core/eog/default.nix
@@ -1,6 +1,6 @@
 { fetchurl, stdenv, meson, ninja, gettext, itstool, pkgconfig, libxml2, libjpeg, libpeas, gnome3
 , gtk3, glib, gsettings-desktop-schemas, adwaita-icon-theme, gnome-desktop, lcms2, gdk_pixbuf, exempi
-, shared-mime-info, wrapGAppsHook, librsvg, libexif, gobjectIntrospection, python3 }:
+, shared-mime-info, wrapGAppsHook, librsvg, libexif, gobject-introspection, python3 }:
 
 let
   pname = "eog";
@@ -13,7 +13,7 @@ in stdenv.mkDerivation rec {
     sha256 = "1wrq3l3z0x6q0hnc1vqr2hnyb1b14qw6aqvc5dldfgbs0yys6p55";
   };
 
-  nativeBuildInputs = [ meson ninja pkgconfig gettext itstool wrapGAppsHook libxml2 gobjectIntrospection python3 ];
+  nativeBuildInputs = [ meson ninja pkgconfig gettext itstool wrapGAppsHook libxml2 gobject-introspection python3 ];
 
   buildInputs = [
     libjpeg gtk3 gdk_pixbuf glib libpeas librsvg lcms2 gnome-desktop libexif exempi
diff --git a/pkgs/desktops/gnome-3/core/evince/default.nix b/pkgs/desktops/gnome-3/core/evince/default.nix
index a0e0f613a56..4867335af12 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
 , poppler, ghostscriptX, djvulibre, libspectre, libarchive, libsecret, wrapGAppsHook
-, librsvg, gobjectIntrospection, yelp-tools, gspell
+, librsvg, gobject-introspection, yelp-tools, gspell
 , recentListSize ? null # 5 is not enough, allow passing a different number
 , supportXPS ? false    # Open XML Paper Specification via libgxps
 , autoreconfHook
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    pkgconfig gobjectIntrospection intltool itstool wrapGAppsHook yelp-tools autoreconfHook
+    pkgconfig gobject-introspection intltool itstool wrapGAppsHook yelp-tools autoreconfHook
   ];
 
   buildInputs = [
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 5e6cfe12846..c88d8c9c381 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, stdenv, substituteAll, pkgconfig, gnome3, python3, gobjectIntrospection
+{ fetchurl, stdenv, substituteAll, pkgconfig, gnome3, python3, gobject-introspection
 , intltool, libsoup, libxml2, libsecret, icu, sqlite, tzdata, libcanberra-gtk3
 , p11-kit, db, nspr, nss, libical, gperf, wrapGAppsHook, glib-networking, pcre
 , vala, cmake, ninja, kerberos, openldap, webkitgtk, libaccounts-glib, json-glib }:
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   ];
 
   nativeBuildInputs = [
-    cmake ninja pkgconfig intltool python3 gperf wrapGAppsHook gobjectIntrospection vala
+    cmake ninja pkgconfig intltool python3 gperf wrapGAppsHook gobject-introspection vala
   ];
   buildInputs = with gnome3; [
     glib libsoup libxml2 gtk gnome-online-accounts
diff --git a/pkgs/desktops/gnome-3/core/folks/default.nix b/pkgs/desktops/gnome-3/core/folks/default.nix
index 289311e9c03..2eb33cde975 100644
--- a/pkgs/desktops/gnome-3/core/folks/default.nix
+++ b/pkgs/desktops/gnome-3/core/folks/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, pkgconfig, glib, gnome3, nspr, intltool, gobjectIntrospection
+{ fetchurl, stdenv, pkgconfig, glib, gnome3, nspr, intltool, gobject-introspection
 , vala, sqlite, libxml2, dbus-glib, libsoup, nss, dbus
 , telepathy-glib, evolution-data-server, libsecret, db }:
 
@@ -20,7 +20,7 @@ in stdenv.mkDerivation rec {
     dbus-glib telepathy-glib evolution-data-server dbus
     libsecret libxml2 libsoup nspr nss db
   ];
-  nativeBuildInputs = [ pkgconfig intltool vala gobjectIntrospection ];
+  nativeBuildInputs = [ pkgconfig intltool vala gobject-introspection ];
 
   configureFlags = [ "--disable-fatal-warnings" ];
 
diff --git a/pkgs/desktops/gnome-3/core/gcr/default.nix b/pkgs/desktops/gnome-3/core/gcr/default.nix
index ea2883a5716..2cfdb518dfa 100644
--- a/pkgs/desktops/gnome-3/core/gcr/default.nix
+++ b/pkgs/desktops/gnome-3/core/gcr/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, pkgconfig, intltool, gnupg, p11-kit, glib
 , libgcrypt, libtasn1, dbus-glib, gtk, pango, gdk_pixbuf, atk
-, gobjectIntrospection, makeWrapper, libxslt, vala, gnome3
+, gobject-introspection, makeWrapper, libxslt, vala, gnome3
 , python2 }:
 
 stdenv.mkDerivation rec {
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
 
   outputs = [ "out" "dev" ];
 
-  nativeBuildInputs = [ pkgconfig intltool gobjectIntrospection libxslt makeWrapper vala ];
+  nativeBuildInputs = [ pkgconfig intltool gobject-introspection libxslt makeWrapper vala ];
 
   buildInputs = let
     gpg = gnupg.override { guiSupport = false; }; # prevent build cycle with pinentry_gnome
diff --git a/pkgs/desktops/gnome-3/core/gdm/default.nix b/pkgs/desktops/gnome-3/core/gdm/default.nix
index 691049cf655..135200ee3c4 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, substituteAll, pkgconfig, glib, itstool, libxml2, xorg
 , accountsservice, libX11, gnome3, systemd, autoreconfHook
-, gtk, libcanberra-gtk3, pam, libtool, gobjectIntrospection, plymouth
+, gtk, libcanberra-gtk3, pam, libtool, gobject-introspection, plymouth
 , librsvg, coreutils, xwayland, fetchpatch }:
 
 stdenv.mkDerivation rec {
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig libxml2 itstool autoreconfHook libtool gnome3.dconf ];
   buildInputs = [
     glib accountsservice systemd
-    gobjectIntrospection libX11 gtk
+    gobject-introspection libX11 gtk
     libcanberra-gtk3 pam plymouth librsvg
   ];
 
diff --git a/pkgs/desktops/gnome-3/core/geocode-glib/default.nix b/pkgs/desktops/gnome-3/core/geocode-glib/default.nix
index 3924f003346..ce5f46534c7 100644
--- a/pkgs/desktops/gnome-3/core/geocode-glib/default.nix
+++ b/pkgs/desktops/gnome-3/core/geocode-glib/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, meson, ninja, pkgconfig, gettext, gtk-doc, docbook_xsl, gobjectIntrospection, gnome3, libsoup, json-glib }:
+{ fetchurl, stdenv, meson, ninja, pkgconfig, gettext, gtk-doc, docbook_xsl, gobject-introspection, gnome3, libsoup, json-glib }:
 
 stdenv.mkDerivation rec {
   name = "geocode-glib-${version}";
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
     sha256 = "1vmydxs5xizcmaxpkfrq75xpj6pqrpdjizxyb30m00h54yqqch7a";
   };
 
-  nativeBuildInputs = with gnome3; [ meson ninja pkgconfig gettext gtk-doc docbook_xsl gobjectIntrospection ];
+  nativeBuildInputs = with gnome3; [ meson ninja pkgconfig gettext gtk-doc docbook_xsl gobject-introspection ];
   buildInputs = with gnome3; [ glib libsoup json-glib ];
 
   patches = [
diff --git a/pkgs/desktops/gnome-3/core/gjs/default.nix b/pkgs/desktops/gnome-3/core/gjs/default.nix
index 43048fc4399..ac3a25b7dc7 100644
--- a/pkgs/desktops/gnome-3/core/gjs/default.nix
+++ b/pkgs/desktops/gnome-3/core/gjs/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, pkgconfig, gnome3, gtk3, atk, gobjectIntrospection
+{ fetchurl, stdenv, pkgconfig, gnome3, gtk3, atk, gobject-introspection
 , spidermonkey_60, pango, readline, glib, libxml2, dbus, gdk_pixbuf
 , makeWrapper }:
 
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   outputs = [ "out" "installedTests" ];
 
   nativeBuildInputs = [ pkgconfig makeWrapper ];
-  buildInputs = [ libxml2 gobjectIntrospection gtk3 glib pango readline dbus ];
+  buildInputs = [ libxml2 gobject-introspection gtk3 glib pango readline dbus ];
 
   propagatedBuildInputs = [ spidermonkey_60 ];
 
diff --git a/pkgs/desktops/gnome-3/core/gnome-bluetooth/default.nix b/pkgs/desktops/gnome-3/core/gnome-bluetooth/default.nix
index 2db256c323f..b065025327f 100644
--- a/pkgs/desktops/gnome-3/core/gnome-bluetooth/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-bluetooth/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, gnome3, meson, ninja, pkgconfig, gtk3, intltool, glib
-, udev, itstool, libxml2, wrapGAppsHook, libnotify, libcanberra-gtk3, gobjectIntrospection
+, udev, itstool, libxml2, wrapGAppsHook, libnotify, libcanberra-gtk3, gobject-introspection
 , gtk-doc, docbook_xsl, docbook_xml_dtd_43, python3 }:
 
 let
@@ -17,7 +17,7 @@ in stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    meson ninja intltool itstool pkgconfig libxml2 wrapGAppsHook gobjectIntrospection
+    meson ninja intltool itstool pkgconfig 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 d0ee9cff3e3..4a37599b136 100644
--- a/pkgs/desktops/gnome-3/core/gnome-calculator/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-calculator/default.nix
@@ -1,5 +1,5 @@
 { stdenv, meson, ninja, vala, gettext, itstool, fetchurl, pkgconfig, libxml2
-, gtk3, glib, gtksourceview3, wrapGAppsHook, gobjectIntrospection, python3
+, gtk3, glib, gtksourceview3, wrapGAppsHook, gobject-introspection, python3
 , gnome3, mpfr, gmp, libsoup, libmpc }:
 
 stdenv.mkDerivation rec {
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [
     meson ninja pkgconfig vala gettext itstool wrapGAppsHook python3
-    gobjectIntrospection # for finding vapi files
+    gobject-introspection # for finding vapi files
   ];
 
   buildInputs = [
diff --git a/pkgs/desktops/gnome-3/core/gnome-desktop/default.nix b/pkgs/desktops/gnome-3/core/gnome-desktop/default.nix
index b283454b5c0..b98a6a2d676 100644
--- a/pkgs/desktops/gnome-3/core/gnome-desktop/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-desktop/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, substituteAll, pkgconfig, libxslt, which, libX11, gnome3, gtk3, glib
 , gettext, libxml2, xkeyboard_config, isocodes, itstool, wayland
-, libseccomp, bubblewrap, gobjectIntrospection, gtk-doc, docbook_xsl }:
+, libseccomp, bubblewrap, gobject-introspection, gtk-doc, docbook_xsl }:
 
 stdenv.mkDerivation rec {
   name = "gnome-desktop-${version}";
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   nativeBuildInputs = [
-    pkgconfig which itstool gettext libxslt libxml2 gobjectIntrospection
+    pkgconfig which itstool gettext libxslt libxml2 gobject-introspection
     gtk-doc docbook_xsl
   ];
   buildInputs = [
diff --git a/pkgs/desktops/gnome-3/core/gnome-menus/default.nix b/pkgs/desktops/gnome-3/core/gnome-menus/default.nix
index 8a316b60f02..9d49eb5e007 100644
--- a/pkgs/desktops/gnome-3/core/gnome-menus/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-menus/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, intltool, pkgconfig, glib, gobjectIntrospection }:
+{ stdenv, fetchurl, intltool, pkgconfig, glib, gobject-introspection }:
 
 stdenv.mkDerivation rec {
   name = "gnome-menus-${version}";
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   makeFlags = "INTROSPECTION_GIRDIR=$(out)/share/gir-1.0/ INTROSPECTION_TYPELIBDIR=$(out)/lib/girepository-1.0";
 
   nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool glib gobjectIntrospection ];
+  buildInputs = [ intltool glib gobject-introspection ];
 
   meta = {
     homepage = https://www.gnome.org;
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 478e0080ab9..677117b6b78 100644
--- a/pkgs/desktops/gnome-3/core/gnome-online-accounts/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-online-accounts/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, vala, glib, libxslt, gtk, wrapGAppsHook
-, webkitgtk, json-glib, rest, libsecret, gtk-doc, gobjectIntrospection
+, webkitgtk, json-glib, rest, libsecret, gtk-doc, gobject-introspection
 , gettext, icu, glib-networking
 , libsoup, docbook_xsl, docbook_xml_dtd_412, gnome3, gcr, kerberos
 }:
@@ -29,7 +29,7 @@ in stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   nativeBuildInputs = [
-    pkgconfig gobjectIntrospection vala gettext wrapGAppsHook
+    pkgconfig gobject-introspection vala gettext wrapGAppsHook
     libxslt docbook_xsl docbook_xml_dtd_412 gtk-doc
   ];
   buildInputs = [
diff --git a/pkgs/desktops/gnome-3/core/gnome-shell/default.nix b/pkgs/desktops/gnome-3/core/gnome-shell/default.nix
index 9dc63e0ff73..c1d5a5a916b 100644
--- a/pkgs/desktops/gnome-3/core/gnome-shell/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-shell/default.nix
@@ -2,7 +2,7 @@
 , python3Packages, libsoup, polkit, clutter, networkmanager, docbook_xsl , docbook_xsl_ns, at-spi2-core
 , libstartup_notification, telepathy-glib, telepathy-logger, libXtst, unzip, glibcLocales, shared-mime-info
 , libgweather, libcanberra-gtk3, librsvg, geoclue2, perl, docbook_xml_dtd_42, desktop-file-utils
-, libpulseaudio, libical, gobjectIntrospection, gstreamer, wrapGAppsHook, libxslt
+, libpulseaudio, libical, gobject-introspection, gstreamer, wrapGAppsHook, libxslt
 , accountsservice, gdk_pixbuf, gdm, upower, ibus, networkmanagerapplet
 , sassc, systemd, gst_all_1 }:
 
@@ -37,7 +37,7 @@ in stdenv.mkDerivation rec {
     gnome3.gnome-clocks # schemas needed
     at-spi2-core upower ibus gnome-desktop telepathy-logger gnome3.gnome-settings-daemon
     gst_all_1.gst-plugins-good # recording
-    gobjectIntrospection
+    gobject-introspection
 
     # not declared at build time, but typelib is needed at runtime
     libgweather networkmanagerapplet
diff --git a/pkgs/desktops/gnome-3/core/gnome-software/default.nix b/pkgs/desktops/gnome-3/core/gnome-software/default.nix
index 32a64669252..fc822be4e0e 100644
--- a/pkgs/desktops/gnome-3/core/gnome-software/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-software/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, substituteAll, pkgconfig, meson, ninja, gettext, gnome3, wrapGAppsHook, packagekit, ostree
-, glib, appstream-glib, libsoup, polkit, isocodes, gspell, libxslt, gobjectIntrospection, flatpak, fwupd
+, glib, appstream-glib, libsoup, polkit, isocodes, gspell, libxslt, gobject-introspection, flatpak, fwupd
 , json-glib, libsecret, valgrind-light, docbook_xsl, docbook_xml_dtd_42, docbook_xml_dtd_43, gtk-doc, desktop-file-utils }:
 
 stdenv.mkDerivation rec {
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [
     meson ninja pkgconfig gettext wrapGAppsHook libxslt docbook_xml_dtd_42 docbook_xml_dtd_43
-    valgrind-light docbook_xsl gtk-doc desktop-file-utils gobjectIntrospection
+    valgrind-light docbook_xsl gtk-doc desktop-file-utils gobject-introspection
   ];
 
   buildInputs = [
diff --git a/pkgs/desktops/gnome-3/core/grilo/default.nix b/pkgs/desktops/gnome-3/core/grilo/default.nix
index 1744d723325..acde7a38572 100644
--- a/pkgs/desktops/gnome-3/core/grilo/default.nix
+++ b/pkgs/desktops/gnome-3/core/grilo/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, meson, ninja, pkgconfig, gettext, vala, glib, liboauth, gtk3
 , gtk-doc, docbook_xsl, docbook_xml_dtd_43
-, libxml2, gnome3, gobjectIntrospection, libsoup }:
+, libxml2, gnome3, gobject-introspection, libsoup }:
 
 let
   pname = "grilo";
@@ -31,7 +31,7 @@ in stdenv.mkDerivation rec {
   ];
 
   nativeBuildInputs = [
-    meson ninja pkgconfig gettext gobjectIntrospection vala
+    meson ninja pkgconfig gettext gobject-introspection vala
     gtk-doc docbook_xsl docbook_xml_dtd_43
   ];
   buildInputs = [ glib liboauth gtk3 libxml2 libsoup gnome3.totem-pl-parser ];
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 420453a8af3..dad0c8850b2 100644
--- a/pkgs/desktops/gnome-3/core/gsettings-desktop-schemas/default.nix
+++ b/pkgs/desktops/gnome-3/core/gsettings-desktop-schemas/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, intltool, glib, gobjectIntrospection
+{ stdenv, fetchurl, pkgconfig, intltool, glib, gobject-introspection
   # just for passthru
 , gnome3 }:
 
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
     EOF
   '';
 
-  buildInputs = [ glib gobjectIntrospection ];
+  buildInputs = [ glib gobject-introspection ];
 
   nativeBuildInputs = [ pkgconfig intltool ];
 
diff --git a/pkgs/desktops/gnome-3/core/gsound/default.nix b/pkgs/desktops/gnome-3/core/gsound/default.nix
index 4468ce78f40..b0384c1ebb0 100644
--- a/pkgs/desktops/gnome-3/core/gsound/default.nix
+++ b/pkgs/desktops/gnome-3/core/gsound/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, glib, libcanberra, gobjectIntrospection, libtool, gnome3 }:
+{ stdenv, fetchurl, pkgconfig, glib, libcanberra, gobject-introspection, libtool, gnome3 }:
 
 let
   pname = "gsound";
@@ -11,7 +11,7 @@ in stdenv.mkDerivation rec {
     sha256 = "bba8ff30eea815037e53bee727bbd5f0b6a2e74d452a7711b819a7c444e78e53";
   };
 
-  nativeBuildInputs = [ pkgconfig gobjectIntrospection libtool gnome3.vala ];
+  nativeBuildInputs = [ pkgconfig gobject-introspection libtool gnome3.vala ];
   buildInputs = [ glib libcanberra ];
 
   passthru = {
diff --git a/pkgs/desktops/gnome-3/core/gucharmap/default.nix b/pkgs/desktops/gnome-3/core/gucharmap/default.nix
index 7c9b3e0938c..a968bfd2b56 100644
--- a/pkgs/desktops/gnome-3/core/gucharmap/default.nix
+++ b/pkgs/desktops/gnome-3/core/gucharmap/default.nix
@@ -2,7 +2,7 @@
 , glib, desktop-file-utils, gtk-doc, autoconf, automake, libtool
 , wrapGAppsHook, gnome3, itstool, libxml2, yelp-tools
 , docbook_xsl, docbook_xml_dtd_412, gsettings-desktop-schemas
-, callPackage, unzip, gobjectIntrospection }:
+, callPackage, unzip, gobject-introspection }:
 
 let
   unicode-data = callPackage ./unicode-data.nix {};
@@ -23,7 +23,7 @@ in stdenv.mkDerivation rec {
   nativeBuildInputs = [
     pkgconfig wrapGAppsHook unzip intltool itstool
     autoconf automake libtool gtk-doc docbook_xsl docbook_xml_dtd_412
-    yelp-tools libxml2 desktop-file-utils gobjectIntrospection
+    yelp-tools libxml2 desktop-file-utils gobject-introspection
   ];
 
   buildInputs = [ gtk3 glib gsettings-desktop-schemas defaultIconTheme ];
diff --git a/pkgs/desktops/gnome-3/core/libgdata/default.nix b/pkgs/desktops/gnome-3/core/libgdata/default.nix
index be32528ef6c..4cbf0a78d89 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 }:
+, gobject-introspection, liboauth, gnome3, p11-kit, openssl, uhttpmock }:
 
 let
   pname = "libgdata";
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
   NIX_CFLAGS_COMPILE = "-I${gnome3.libsoup.dev}/include/libsoup-gnome-2.4/ -I${gnome3.gcr}/include/gcr-3 -I${gnome3.gcr}/include/gck-1";
 
   buildInputs = with gnome3;
-    [ pkgconfig libsoup intltool libxml2 glib gobjectIntrospection
+    [ pkgconfig libsoup intltool libxml2 glib gobject-introspection
       liboauth gcr gnome-online-accounts p11-kit openssl uhttpmock ];
 
   propagatedBuildInputs = [ json-glib ];
diff --git a/pkgs/desktops/gnome-3/core/libgee/default.nix b/pkgs/desktops/gnome-3/core/libgee/default.nix
index ea0860a3c4e..2de8b430843 100644
--- a/pkgs/desktops/gnome-3/core/libgee/default.nix
+++ b/pkgs/desktops/gnome-3/core/libgee/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, autoconf, vala, pkgconfig, glib, gobjectIntrospection, gnome3 }:
+{ stdenv, fetchurl, autoconf, vala, pkgconfig, glib, gobject-introspection, gnome3 }:
 let
   pname = "libgee";
   version = "0.20.1";
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
 
   doCheck = true;
 
-  nativeBuildInputs = [ pkgconfig autoconf vala gobjectIntrospection ];
+  nativeBuildInputs = [ pkgconfig autoconf vala gobject-introspection ];
   buildInputs = [ glib ];
 
   PKG_CONFIG_GOBJECT_INTROSPECTION_1_0_GIRDIR = "${placeholder "dev"}/share/gir-1.0";
diff --git a/pkgs/desktops/gnome-3/core/libgepub/default.nix b/pkgs/desktops/gnome-3/core/libgepub/default.nix
index ad7d2a8ebd4..26531a61ffa 100644
--- a/pkgs/desktops/gnome-3/core/libgepub/default.nix
+++ b/pkgs/desktops/gnome-3/core/libgepub/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, meson, ninja, pkgconfig, glib, gobjectIntrospection, gnome3
+{ stdenv, fetchurl, meson, ninja, pkgconfig, glib, gobject-introspection, gnome3
 , webkitgtk, libsoup, libxml2, libarchive }:
 
 let
@@ -14,7 +14,7 @@ in stdenv.mkDerivation rec {
 
   doCheck = true;
 
-  nativeBuildInputs = [ meson ninja pkgconfig gobjectIntrospection ];
+  nativeBuildInputs = [ meson ninja pkgconfig gobject-introspection ];
   buildInputs = [ glib webkitgtk libsoup libxml2 libarchive ];
 
   passthru = {
diff --git a/pkgs/desktops/gnome-3/core/libgnome-keyring/default.nix b/pkgs/desktops/gnome-3/core/libgnome-keyring/default.nix
index 867e08de00e..bc0f5683a75 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 @@
-{ stdenv, fetchurl, glib, dbus, libgcrypt, pkgconfig, intltool, gobjectIntrospection, gnome3 }:
+{ stdenv, fetchurl, glib, dbus, libgcrypt, pkgconfig, intltool, gobject-introspection, gnome3 }:
 
 let
   pname = "libgnome-keyring";
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
 
   outputs = [ "out" "dev" ];
 
-  propagatedBuildInputs = [ glib gobjectIntrospection dbus libgcrypt ];
+  propagatedBuildInputs = [ glib gobject-introspection dbus libgcrypt ];
   nativeBuildInputs = [ pkgconfig intltool ];
 
   passthru = {
diff --git a/pkgs/desktops/gnome-3/core/libgweather/default.nix b/pkgs/desktops/gnome-3/core/libgweather/default.nix
index b0d3679b1b7..f9feb21749a 100644
--- a/pkgs/desktops/gnome-3/core/libgweather/default.nix
+++ b/pkgs/desktops/gnome-3/core/libgweather/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, meson, ninja, pkgconfig, libxml2, glib, gtk, gettext, libsoup
-, gtk-doc, docbook_xsl, docbook_xml_dtd_43, gobjectIntrospection, python3, tzdata, geocode-glib, vala, gnome3 }:
+, gtk-doc, docbook_xsl, docbook_xml_dtd_43, gobject-introspection, python3, tzdata, geocode-glib, vala, gnome3 }:
 
 let
   pname = "libgweather";
@@ -14,7 +14,7 @@ in stdenv.mkDerivation rec {
     sha256 = "0xfy5ghwvnz2g9074dy6512m4z2pv66pmja14vhi9imgacbfh708";
   };
 
-  nativeBuildInputs = [ meson ninja pkgconfig gettext vala gtk-doc docbook_xsl docbook_xml_dtd_43 gobjectIntrospection python3 ];
+  nativeBuildInputs = [ meson ninja pkgconfig gettext vala gtk-doc docbook_xsl docbook_xml_dtd_43 gobject-introspection python3 ];
   buildInputs = [ glib gtk libsoup libxml2 geocode-glib ];
 
   postPatch = ''
diff --git a/pkgs/desktops/gnome-3/core/libgxps/default.nix b/pkgs/desktops/gnome-3/core/libgxps/default.nix
index 68193bad583..852a546f4bf 100644
--- a/pkgs/desktops/gnome-3/core/libgxps/default.nix
+++ b/pkgs/desktops/gnome-3/core/libgxps/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, meson, ninja, pkgconfig, glib, gobjectIntrospection, cairo
+{ stdenv, fetchurl, meson, ninja, pkgconfig, glib, gobject-introspection, cairo
 , libarchive, freetype, libjpeg, libtiff, gnome3, fetchpatch
 }:
 
@@ -26,7 +26,7 @@ in stdenv.mkDerivation rec {
     })
   ];
 
-  nativeBuildInputs = [ meson ninja pkgconfig gobjectIntrospection ];
+  nativeBuildInputs = [ meson ninja pkgconfig gobject-introspection ];
   buildInputs = [ glib cairo freetype libjpeg libtiff ];
   propagatedBuildInputs = [ libarchive ];
 
diff --git a/pkgs/desktops/gnome-3/core/libpeas/default.nix b/pkgs/desktops/gnome-3/core/libpeas/default.nix
index 03c79a27d81..fdbeb94c505 100644
--- a/pkgs/desktops/gnome-3/core/libpeas/default.nix
+++ b/pkgs/desktops/gnome-3/core/libpeas/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, intltool, gnome3
-, glib, gtk3, gobjectIntrospection, python3Packages, ncurses
+, glib, gtk3, gobject-introspection, python3Packages, ncurses
 }:
 
 stdenv.mkDerivation rec {
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   buildInputs =  [ intltool glib gtk3 gnome3.defaultIconTheme ncurses python3Packages.python python3Packages.pygobject3 ];
   propagatedBuildInputs = [
     # Required by libpeas-1.0.pc
-    gobjectIntrospection
+    gobject-introspection
   ];
 
   meta = with stdenv.lib; {
diff --git a/pkgs/desktops/gnome-3/core/libzapojit/default.nix b/pkgs/desktops/gnome-3/core/libzapojit/default.nix
index 42a7832a241..5c029176787 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, gnome-online-accounts, gnome3, gobjectIntrospection }:
+{ stdenv, fetchurl, pkgconfig, glib, intltool, json-glib, rest, libsoup, gnome-online-accounts, gnome3, gobject-introspection }:
 let
   pname = "libzapojit";
   version = "0.0.3";
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
     sha256 = "0zn3s7ryjc3k1abj4k55dr2na844l451nrg9s6cvnnhh569zj99x";
   };
 
-  nativeBuildInputs = [ pkgconfig intltool gobjectIntrospection ];
+  nativeBuildInputs = [ pkgconfig intltool gobject-introspection ];
   propagatedBuildInputs = [ glib json-glib rest libsoup gnome-online-accounts ]; # zapojit-0.0.pc
 
   passthru = {
diff --git a/pkgs/desktops/gnome-3/core/mutter/3.28.nix b/pkgs/desktops/gnome-3/core/mutter/3.28.nix
index 50da3c99865..e80212713aa 100644
--- a/pkgs/desktops/gnome-3/core/mutter/3.28.nix
+++ b/pkgs/desktops/gnome-3/core/mutter/3.28.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, fetchpatch, pkgconfig, gnome3, intltool, gobjectIntrospection, upower, cairo
+{ fetchurl, stdenv, fetchpatch, pkgconfig, gnome3, intltool, gobject-introspection, upower, cairo
 , pango, cogl, clutter, libstartup_notification, zenity, libcanberra-gtk3
 , libtool, makeWrapper, xkeyboard_config, libxkbfile, libxkbcommon, libXtst, libinput
 , pipewire, libgudev, libwacom, xwayland, autoreconfHook }:
@@ -33,7 +33,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ autoreconfHook pkgconfig intltool libtool makeWrapper ];
 
   buildInputs = with gnome3; [
-    glib gobjectIntrospection gtk gsettings-desktop-schemas upower
+    glib gobject-introspection 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
diff --git a/pkgs/desktops/gnome-3/core/mutter/default.nix b/pkgs/desktops/gnome-3/core/mutter/default.nix
index e15dd783150..9a1418cbe0a 100644
--- a/pkgs/desktops/gnome-3/core/mutter/default.nix
+++ b/pkgs/desktops/gnome-3/core/mutter/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, pkgconfig, gnome3, intltool, gobjectIntrospection, upower, cairo
+{ fetchurl, stdenv, pkgconfig, gnome3, intltool, gobject-introspection, upower, cairo
 , pango, cogl, clutter, libstartup_notification, zenity, libcanberra-gtk3
 , libtool, makeWrapper, xkeyboard_config, libxkbfile, libxkbcommon, libXtst, libinput
 , pipewire, libgudev, libwacom, xwayland, autoreconfHook }:
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ autoreconfHook pkgconfig intltool libtool makeWrapper ];
 
   buildInputs = with gnome3; [
-    glib gobjectIntrospection gtk gsettings-desktop-schemas upower
+    glib gobject-introspection 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
diff --git a/pkgs/desktops/gnome-3/core/rest/default.nix b/pkgs/desktops/gnome-3/core/rest/default.nix
index b00e4c623d2..70cc31cd706 100644
--- a/pkgs/desktops/gnome-3/core/rest/default.nix
+++ b/pkgs/desktops/gnome-3/core/rest/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, glib, libsoup, gobjectIntrospection, gnome3 }:
+{ stdenv, fetchurl, pkgconfig, glib, libsoup, gobject-introspection, gnome3 }:
 
 let
   pname = "rest";
@@ -12,7 +12,7 @@ in stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ glib libsoup gobjectIntrospection];
+  buildInputs = [ glib libsoup gobject-introspection];
 
   configureFlags = [ "--with-ca-certificates=/etc/ssl/certs/ca-certificates.crt" ];
 
diff --git a/pkgs/desktops/gnome-3/core/rygel/default.nix b/pkgs/desktops/gnome-3/core/rygel/default.nix
index ef088632897..5d60500b363 100644
--- a/pkgs/desktops/gnome-3/core/rygel/default.nix
+++ b/pkgs/desktops/gnome-3/core/rygel/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, vala, gettext, libxml2, gobjectIntrospection, gtk-doc, wrapGAppsHook, glib, gssdp, gupnp, gupnp-av, gupnp-dlna, gst_all_1, libgee, libsoup, gtk3, libmediaart, sqlite, systemd, tracker, shared-mime-info, gnome3 }:
+{ stdenv, fetchurl, pkgconfig, vala, gettext, libxml2, gobject-introspection, gtk-doc, wrapGAppsHook, glib, gssdp, gupnp, gupnp-av, gupnp-dlna, gst_all_1, libgee, libsoup, gtk3, libmediaart, sqlite, systemd, tracker, shared-mime-info, gnome3 }:
 
 let
   pname = "rygel";
@@ -15,7 +15,7 @@ in stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    pkgconfig vala gettext libxml2 gobjectIntrospection gtk-doc wrapGAppsHook
+    pkgconfig vala gettext libxml2 gobject-introspection gtk-doc wrapGAppsHook
   ];
   buildInputs = [
     glib gssdp gupnp gupnp-av gupnp-dlna libgee libsoup gtk3 libmediaart sqlite systemd tracker shared-mime-info
diff --git a/pkgs/desktops/gnome-3/core/simple-scan/default.nix b/pkgs/desktops/gnome-3/core/simple-scan/default.nix
index 415306273c7..ef79f972ff0 100644
--- a/pkgs/desktops/gnome-3/core/simple-scan/default.nix
+++ b/pkgs/desktops/gnome-3/core/simple-scan/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, meson, ninja, pkgconfig, gettext, itstool, python3, wrapGAppsHook
 , cairo, gdk_pixbuf, colord, glib, gtk, gusb, packagekit, libwebp
-, libxml2, sane-backends, vala, gnome3, gobjectIntrospection }:
+, libxml2, sane-backends, vala, gnome3, gobject-introspection }:
 
 stdenv.mkDerivation rec {
   name = "simple-scan-${version}";
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     meson ninja gettext itstool pkgconfig python3 wrapGAppsHook libxml2
     # For setup hook
-    gobjectIntrospection
+    gobject-introspection
   ];
 
   postPatch = ''
diff --git a/pkgs/desktops/gnome-3/core/sushi/default.nix b/pkgs/desktops/gnome-3/core/sushi/default.nix
index c8dbe58e2c2..77c216e7376 100644
--- a/pkgs/desktops/gnome-3/core/sushi/default.nix
+++ b/pkgs/desktops/gnome-3/core/sushi/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, file, intltool, gobjectIntrospection, glib
+{ stdenv, fetchurl, pkgconfig, file, intltool, gobject-introspection, glib
 , clutter-gtk, clutter-gst, gnome3, aspell, hspell, gtksourceview, gjs
 , webkitgtk, libmusicbrainz5, icu, wrapGAppsHook, gst_all_1
 , gdk_pixbuf, librsvg, gtk3, harfbuzz }:
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
     sha256 = "0zpaiw5r734fky3zq95a6szwn7srbkpixajqg2xvdivhhx4mbnnj";
   };
 
-  nativeBuildInputs = [ pkgconfig file intltool gobjectIntrospection wrapGAppsHook ];
+  nativeBuildInputs = [ pkgconfig file intltool gobject-introspection wrapGAppsHook ];
   buildInputs = [
     glib gtk3 gnome3.evince icu harfbuzz
     clutter-gtk clutter-gst gjs gtksourceview gdk_pixbuf
diff --git a/pkgs/desktops/gnome-3/core/totem-pl-parser/default.nix b/pkgs/desktops/gnome-3/core/totem-pl-parser/default.nix
index cb10213631c..baf42b88e15 100644
--- a/pkgs/desktops/gnome-3/core/totem-pl-parser/default.nix
+++ b/pkgs/desktops/gnome-3/core/totem-pl-parser/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, meson, ninja, pkgconfig, gettext, gmime, libxml2, gobjectIntrospection, gnome3 }:
+{ stdenv, fetchurl, meson, ninja, pkgconfig, gettext, gmime, libxml2, gobject-introspection, gnome3 }:
 
 stdenv.mkDerivation rec {
   name = "totem-pl-parser-${version}";
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
     updateScript = gnome3.updateScript { packageName = "totem-pl-parser"; attrPath = "gnome3.totem-pl-parser"; };
   };
 
-  nativeBuildInputs = [ meson ninja pkgconfig gettext gobjectIntrospection ];
+  nativeBuildInputs = [ meson ninja pkgconfig gettext gobject-introspection ];
   buildInputs = [ gmime libxml2 ];
 
   meta = with stdenv.lib; {
diff --git a/pkgs/desktops/gnome-3/core/totem/default.nix b/pkgs/desktops/gnome-3/core/totem/default.nix
index 2082dc0ac05..baecba8d355 100644
--- a/pkgs/desktops/gnome-3/core/totem/default.nix
+++ b/pkgs/desktops/gnome-3/core/totem/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, meson, ninja, intltool, gst_all_1
 , clutter-gtk, clutter-gst, python3Packages, shared-mime-info
-, pkgconfig, gtk3, glib, gobjectIntrospection
+, pkgconfig, gtk3, glib, gobject-introspection
 , wrapGAppsHook, itstool, libxml2, vala, gnome3
 , gdk_pixbuf, tracker, nautilus }:
 
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
 
   NIX_CFLAGS_COMPILE = "-I${gnome3.glib.dev}/include/gio-unix-2.0";
 
-  nativeBuildInputs = [ meson ninja vala pkgconfig intltool python3Packages.python itstool gobjectIntrospection wrapGAppsHook ];
+  nativeBuildInputs = [ meson ninja vala pkgconfig intltool python3Packages.python itstool gobject-introspection wrapGAppsHook ];
   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
diff --git a/pkgs/desktops/gnome-3/core/tracker/default.nix b/pkgs/desktops/gnome-3/core/tracker/default.nix
index 385a4c3d1d6..14795064cb4 100644
--- a/pkgs/desktops/gnome-3/core/tracker/default.nix
+++ b/pkgs/desktops/gnome-3/core/tracker/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, fetchFromGitLab, intltool, meson, ninja, pkgconfig, gobjectIntrospection, python2
+{ stdenv, fetchurl, fetchFromGitLab, intltool, meson, ninja, pkgconfig, gobject-introspection, python2
 , gtk-doc, docbook_xsl, docbook_xml_dtd_412, docbook_xml_dtd_43, glibcLocales
 , libxml2, upower, glib, wrapGAppsHook, vala, sqlite, libxslt, libstemmer
 , gnome3, icu, libuuid, networkmanager, libsoup, json-glib }:
@@ -17,7 +17,7 @@ in stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    meson ninja vala pkgconfig intltool libxslt wrapGAppsHook gobjectIntrospection
+    meson ninja vala pkgconfig intltool libxslt wrapGAppsHook gobject-introspection
     gtk-doc docbook_xsl docbook_xml_dtd_412 docbook_xml_dtd_43 glibcLocales
     python2 # for data-generators
   ];
diff --git a/pkgs/desktops/gnome-3/core/vte/2.90.nix b/pkgs/desktops/gnome-3/core/vte/2.90.nix
index 7cd72ceee42..52bf198f29c 100644
--- a/pkgs/desktops/gnome-3/core/vte/2.90.nix
+++ b/pkgs/desktops/gnome-3/core/vte/2.90.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, intltool, pkgconfig, gnome3, ncurses, gobjectIntrospection }:
+{ stdenv, fetchurl, intltool, pkgconfig, gnome3, ncurses, gobject-introspection }:
 
 stdenv.mkDerivation rec {
   versionMajor = "0.36";
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ gobjectIntrospection intltool gnome3.glib gnome3.gtk3 ncurses ];
+  buildInputs = [ gobject-introspection intltool gnome3.glib gnome3.gtk3 ncurses ];
 
   configureFlags = [ "--enable-introspection" ];
 
diff --git a/pkgs/desktops/gnome-3/core/vte/default.nix b/pkgs/desktops/gnome-3/core/vte/default.nix
index 05db98ba424..96b18a7d7c5 100644
--- a/pkgs/desktops/gnome-3/core/vte/default.nix
+++ b/pkgs/desktops/gnome-3/core/vte/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, intltool, pkgconfig
-, gnome3, ncurses, gobjectIntrospection, vala, libxml2, gnutls
+, gnome3, ncurses, gobject-introspection, vala, libxml2, gnutls
 , gperf, pcre2
 }:
 
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
     updateScript = gnome3.updateScript { packageName = "vte"; attrPath = "gnome3.vte"; };
   };
 
-  nativeBuildInputs = [ gobjectIntrospection intltool pkgconfig vala gperf libxml2 ];
+  nativeBuildInputs = [ gobject-introspection intltool pkgconfig vala gperf libxml2 ];
   buildInputs = [ gnome3.glib gnome3.gtk3 ncurses ];
 
   propagatedBuildInputs = [