diff --git a/pkgs/applications/backup/deja-dup/default.nix b/pkgs/applications/backup/deja-dup/default.nix
index 4f8e520cb9f2..5dfb0c8d2779 100644
--- a/pkgs/applications/backup/deja-dup/default.nix
+++ b/pkgs/applications/backup/deja-dup/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
   ];
 
   postPatch = ''
-    substituteInPlace deja-dup/nautilus/NautilusExtension.c --subst-var-by DEJA_DUP_GSETTINGS_PATH $out/share/gsettings-schemas/${pname}-${version}/glib-2.0/schemas
+    substituteInPlace deja-dup/nautilus/NautilusExtension.c --subst-var-by DEJA_DUP_GSETTINGS_PATH ${glib.makeSchemaPath "$out" "${pname}-${version}"}
   '';
 
   nativeBuildInputs = [
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 dda45a71fe20..0048b02581a7 100644
--- a/pkgs/desktops/gnome-3/core/evolution-data-server/default.nix
+++ b/pkgs/desktops/gnome-3/core/evolution-data-server/default.nix
@@ -23,8 +23,8 @@ stdenv.mkDerivation rec {
   ];
 
   prePatch = ''
-    substitute ${./hardcode-gsettings.patch} hardcode-gsettings.patch --subst-var-by ESD_GSETTINGS_PATH $out/share/gsettings-schemas/${pname}-${version}/glib-2.0/schemas \
-      --subst-var-by GDS_GSETTINGS_PATH "${gsettings-desktop-schemas}/share/gsettings-schemas/${gsettings-desktop-schemas.name}/glib-2.0/schemas"
+    substitute ${./hardcode-gsettings.patch} hardcode-gsettings.patch --subst-var-by ESD_GSETTINGS_PATH ${glib.makeSchemaPath "$out" "${pname}-${version}"} \
+      --subst-var-by GDS_GSETTINGS_PATH ${glib.getSchemaPath gsettings-desktop-schemas}
     patches="$patches $PWD/hardcode-gsettings.patch"
   '';
 
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 761216600120..3d37040828c5 100644
--- a/pkgs/desktops/gnome-3/core/gnome-shell-extensions/default.nix
+++ b/pkgs/desktops/gnome-3/core/gnome-shell-extensions/default.nix
@@ -38,7 +38,7 @@ stdenv.mkDerivation rec {
     # Fixup adapted from export-zips.sh in the source.
 
     extensiondir=$out/share/gnome-shell/extensions
-    schemadir=$out/share/gsettings-schemas/${pname}-${version}/glib-2.0/schemas/
+    schemadir=${glib.makeSchemaPath "$out" "${pname}-${version}"}
 
     glib-compile-schemas $schemadir
 
diff --git a/pkgs/desktops/gnome-3/extensions/gsconnect/default.nix b/pkgs/desktops/gnome-3/extensions/gsconnect/default.nix
index 0d9d54167ff2..e1735476c1ec 100644
--- a/pkgs/desktops/gnome-3/extensions/gsconnect/default.nix
+++ b/pkgs/desktops/gnome-3/extensions/gsconnect/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
     (substituteAll {
       src = ./fix-paths.patch;
       gapplication = "${glib.bin}/bin/gapplication";
-      mutter_gsettings_path = "${gnome3.mutter}/share/gsettings-schemas/${gnome3.mutter.name}/glib-2.0/schemas";
+      mutter_gsettings_path = "${glib.getSchemaPath gnome3.mutter}";
     })
   ];
 
@@ -46,7 +46,7 @@ stdenv.mkDerivation rec {
 
   mesonFlags = [
     "-Dgnome_shell_libdir=${gnome3.gnome-shell}/lib"
-    "-Dgsettings_schemadir=${placeholder "out"}/share/gsettings-schemas/${pname}-${version}/glib-2.0/schemas"
+    "-Dgsettings_schemadir=${glib.makeSchemaPath (placeholder "out") "${pname}-${version}"}"
     "-Dchrome_nmhdir=${placeholder "out"}/etc/opt/chrome/native-messaging-hosts"
     "-Dchromium_nmhdir=${placeholder "out"}/etc/chromium/native-messaging-hosts"
     "-Dopenssl_path=${openssl}/bin/openssl"
diff --git a/pkgs/desktops/gnome-3/misc/gpaste/default.nix b/pkgs/desktops/gnome-3/misc/gpaste/default.nix
index d8a78686e491..1738c24017c0 100644
--- a/pkgs/desktops/gnome-3/misc/gpaste/default.nix
+++ b/pkgs/desktops/gnome-3/misc/gpaste/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
     substituteInPlace src/gnome-shell/prefs.js \
       --subst-var-by typelibPath "${placeholder "out"}/lib/girepository-1.0"
     substituteInPlace src/libgpaste/settings/gpaste-settings.c \
-      --subst-var-by gschemasCompiled "${placeholder "out"}/share/gsettings-schemas/${pname}-${version}/glib-2.0/schemas"
+      --subst-var-by gschemasCompiled ${glib.makeSchemaPath "$out" "${pname}-${version}"}
   '';
 
   nativeBuildInputs = [
diff --git a/pkgs/desktops/pantheon/apps/elementary-files/default.nix b/pkgs/desktops/pantheon/apps/elementary-files/default.nix
index ae6583c46720..0decbbc6c7a6 100644
--- a/pkgs/desktops/pantheon/apps/elementary-files/default.nix
+++ b/pkgs/desktops/pantheon/apps/elementary-files/default.nix
@@ -10,6 +10,7 @@
 , desktop-file-utils
 , libcanberra
 , gtk3
+, glib
 , libgee
 , granite
 , libnotify
@@ -82,7 +83,7 @@ stdenv.mkDerivation rec {
     patchShebangs meson/post_install.py
 
     substituteInPlace filechooser-module/FileChooserDialog.vala \
-      --subst-var-by ELEMENTARY_FILES_GSETTINGS_PATH $out/share/gsettings-schemas/${pname}-${version}/glib-2.0/schemas
+      --subst-var-by ELEMENTARY_FILES_GSETTINGS_PATH ${glib.makeSchemaPath "$out" "${pname}-${version}"}
   '';
 
   meta = with stdenv.lib; {
diff --git a/pkgs/desktops/pantheon/apps/switchboard-plugs/mouse-touchpad/default.nix b/pkgs/desktops/pantheon/apps/switchboard-plugs/mouse-touchpad/default.nix
index 00579c545254..c3a88f47af09 100644
--- a/pkgs/desktops/pantheon/apps/switchboard-plugs/mouse-touchpad/default.nix
+++ b/pkgs/desktops/pantheon/apps/switchboard-plugs/mouse-touchpad/default.nix
@@ -10,6 +10,7 @@
 , gtk3
 , switchboard
 , elementary-settings-daemon
+, glib
 }:
 
 stdenv.mkDerivation rec {
@@ -29,7 +30,7 @@ stdenv.mkDerivation rec {
 
   postPatch = ''
     substituteInPlace src/Views/General.vala \
-      --subst-var-by GSD_GSETTINGS ${elementary-settings-daemon}/share/gsettings-schemas/${elementary-settings-daemon.name}/glib-2.0/schemas
+      --subst-var-by GSD_GSETTINGS ${glib.getSchemaPath elementary-settings-daemon}
   '';
 
   passthru = {
@@ -46,6 +47,7 @@ stdenv.mkDerivation rec {
   ];
 
   buildInputs = [
+    glib
     granite
     gtk3
     libgee
diff --git a/pkgs/desktops/pantheon/apps/switchboard-plugs/pantheon-shell/default.nix b/pkgs/desktops/pantheon/apps/switchboard-plugs/pantheon-shell/default.nix
index b9fad17c2f75..a6462150f53a 100644
--- a/pkgs/desktops/pantheon/apps/switchboard-plugs/pantheon-shell/default.nix
+++ b/pkgs/desktops/pantheon/apps/switchboard-plugs/pantheon-shell/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, pantheon, meson, ninja, pkgconfig, vala
+{ stdenv, fetchFromGitHub, pantheon, meson, ninja, pkgconfig, vala, glib
 , libgee, granite, gexiv2, elementary-settings-daemon, gtk3, gnome-desktop
 , gala, wingpanel, plank, switchboard, gettext, bamf, fetchpatch }:
 
@@ -29,9 +29,10 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     bamf
-    gexiv2
-    gnome-desktop
     elementary-settings-daemon
+    gexiv2
+    glib
+    gnome-desktop
     granite
     gtk3
     libgee
@@ -51,9 +52,9 @@ stdenv.mkDerivation rec {
 
   postPatch = ''
     substituteInPlace src/Views/Appearance.vala \
-      --subst-var-by GALA_GSETTINGS_PATH ${gala}/share/gsettings-schemas/${gala.name}/glib-2.0/schemas
+      --subst-var-by GALA_GSETTINGS_PATH ${glib.getSchemaPath gala}
     substituteInPlace src/Views/Appearance.vala \
-      --subst-var-by WINGPANEL_GSETTINGS_PATH ${wingpanel}/share/gsettings-schemas/${wingpanel.name}/glib-2.0/schemas
+      --subst-var-by WINGPANEL_GSETTINGS_PATH ${glib.getSchemaPath wingpanel}
   '';
 
 
diff --git a/pkgs/desktops/pantheon/apps/switchboard-plugs/power/default.nix b/pkgs/desktops/pantheon/apps/switchboard-plugs/power/default.nix
index 461ddcd3764a..3e43ad61a322 100644
--- a/pkgs/desktops/pantheon/apps/switchboard-plugs/power/default.nix
+++ b/pkgs/desktops/pantheon/apps/switchboard-plugs/power/default.nix
@@ -11,6 +11,7 @@
 , elementary-settings-daemon
 , granite
 , gtk3
+, glib
 , dbus
 , polkit
 , switchboard
@@ -42,6 +43,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     dbus
+    glib
     granite
     gtk3
     libgee
@@ -59,9 +61,9 @@ stdenv.mkDerivation rec {
 
   postPatch = ''
     substituteInPlace src/MainView.vala \
-      --subst-var-by DPMS_HELPER_GSETTINGS_PATH ${elementary-dpms-helper}/share/gsettings-schemas/${elementary-dpms-helper.name}/glib-2.0/schemas
+      --subst-var-by DPMS_HELPER_GSETTINGS_PATH ${glib.getSchemaPath elementary-dpms-helper}
     substituteInPlace src/MainView.vala \
-      --subst-var-by GSD_GSETTINGS_PATH ${elementary-settings-daemon}/share/gsettings-schemas/${elementary-settings-daemon.name}/glib-2.0/schemas
+      --subst-var-by GSD_GSETTINGS_PATH ${glib.getSchemaPath elementary-settings-daemon}
   '';
 
   PKG_CONFIG_SWITCHBOARD_2_0_PLUGSDIR = "${placeholder ''out''}/lib/switchboard";
diff --git a/pkgs/desktops/pantheon/apps/switchboard-plugs/security-privacy/default.nix b/pkgs/desktops/pantheon/apps/switchboard-plugs/security-privacy/default.nix
index 19967c3bce05..eb50dafb2100 100644
--- a/pkgs/desktops/pantheon/apps/switchboard-plugs/security-privacy/default.nix
+++ b/pkgs/desktops/pantheon/apps/switchboard-plugs/security-privacy/default.nix
@@ -9,6 +9,7 @@
 , libgee
 , granite
 , gtk3
+, glib
 , polkit
 , zeitgeist
 , switchboard
@@ -41,6 +42,7 @@ stdenv.mkDerivation rec {
   ];
 
   buildInputs = [
+    glib
     granite
     gtk3
     libgee
@@ -60,9 +62,9 @@ stdenv.mkDerivation rec {
     patchShebangs meson/post_install.py
 
     substituteInPlace src/Views/LockPanel.vala \
-      --subst-var-by LIGHTLOCKER_GSETTINGS_PATH ${lightlocker}/share/gsettings-schemas/${lightlocker.name}/glib-2.0/schemas
+      --subst-var-by LIGHTLOCKER_GSETTINGS_PATH ${glib.getSchemaPath lightlocker}
     substituteInPlace src/Views/FirewallPanel.vala \
-      --subst-var-by SWITCHBOARD_SEC_PRIV_GSETTINGS_PATH $out/share/gsettings-schemas/${pname}-${version}/glib-2.0/schemas
+      --subst-var-by SWITCHBOARD_SEC_PRIV_GSETTINGS_PATH ${glib.makeSchemaPath "$out" "${pname}-${version}"}
   '';
 
   meta = with stdenv.lib; {
diff --git a/pkgs/desktops/pantheon/desktop/elementary-gsettings-schemas/default.nix b/pkgs/desktops/pantheon/desktop/elementary-gsettings-schemas/default.nix
index dbcb992c425c..b62fc637ec74 100644
--- a/pkgs/desktops/pantheon/desktop/elementary-gsettings-schemas/default.nix
+++ b/pkgs/desktops/pantheon/desktop/elementary-gsettings-schemas/default.nix
@@ -33,16 +33,17 @@ with stdenv.lib;
 # TODO: Having https://github.com/NixOS/nixpkgs/issues/54150 would supersede this
 runCommand "elementary-gsettings-desktop-schemas" {}
   ''
-     mkdir -p $out/share/gsettings-schemas/nixos-gsettings-overrides/glib-2.0/schemas
-     cp -rf ${gsettings-desktop-schemas}/share/gsettings-schemas/gsettings-desktop-schemas*/glib-2.0/schemas/*.xml $out/share/gsettings-schemas/nixos-gsettings-overrides/glib-2.0/schemas
+     schema_dir=$out/share/gsettings-schemas/nixos-gsettings-overrides/glib-2.0/schemas
 
-     ${concatMapStrings (pkg: "cp -rf ${pkg}/share/gsettings-schemas/*/glib-2.0/schemas/*.xml $out/share/gsettings-schemas/nixos-gsettings-overrides/glib-2.0/schemas\n") gsettingsOverridePackages}
+     mkdir -p $schema_dir
+     cp -rf ${glib.getSchemaPath gsettings-desktop-schemas}/*.xml $schema_dir
+
+     ${concatMapStrings (pkg: "cp -rf ${glib.getSchemaPath pkg}/*.xml $schema_dir\n") gsettingsOverridePackages}
 
      chmod -R a+w $out/share/gsettings-schemas/nixos-gsettings-overrides
-     cp ${elementary-default-settings}/share/glib-2.0/schemas/20-io.elementary.desktop.gschema.override \
-     $out/share/gsettings-schemas/nixos-gsettings-overrides/glib-2.0/schemas
+     cp ${elementary-default-settings}/share/glib-2.0/schemas/20-io.elementary.desktop.gschema.override $schema_dir
 
-     cat - > $out/share/gsettings-schemas/nixos-gsettings-overrides/glib-2.0/schemas/nixos-defaults.gschema.override <<- EOF
+     cat - > $schema_dir/nixos-defaults.gschema.override <<- EOF
      [org.gnome.desktop.background]
      picture-uri='${nixos-artwork.wallpapers.simple-dark-gray}/share/artwork/gnome/nix-wallpaper-simple-dark-gray.png'
      primary-color='#000000'
@@ -50,5 +51,5 @@ runCommand "elementary-gsettings-desktop-schemas" {}
      ${extraGSettingsOverrides}
      EOF
 
-     ${glib.dev}/bin/glib-compile-schemas $out/share/gsettings-schemas/nixos-gsettings-overrides/glib-2.0/schemas/
+     ${glib.dev}/bin/glib-compile-schemas $schema_dir
   ''
diff --git a/pkgs/tools/networking/network-manager/applet.nix b/pkgs/tools/networking/network-manager/applet.nix
index f7df0740ba17..6c70d7ee2a20 100644
--- a/pkgs/tools/networking/network-manager/applet.nix
+++ b/pkgs/tools/networking/network-manager/applet.nix
@@ -2,7 +2,7 @@
 , libnotify, libsecret, polkit, isocodes, modemmanager, libxml2, docbook_xsl, docbook_xml_dtd_43
 , mobile-broadband-provider-info, glib-networking, gsettings-desktop-schemas
 , libgudev, jansson, wrapGAppsHook, gobject-introspection, python3, gtk3
-, libappindicator-gtk3, withGnome ? false, gcr }:
+, libappindicator-gtk3, withGnome ? false, gcr, glib }:
 
 let
   pname = "network-manager-applet";
@@ -40,7 +40,7 @@ in stdenv.mkDerivation rec {
     chmod +x meson_post_install.py # patchShebangs requires executable file
     patchShebangs meson_post_install.py
 
-    substituteInPlace src/wireless-security/eap-method.c --subst-var-by NM_APPLET_GSETTINGS $lib/share/gsettings-schemas/${name}/glib-2.0/schemas
+    substituteInPlace src/wireless-security/eap-method.c --subst-var-by NM_APPLET_GSETTINGS ${glib.makeSchemaPath "$lib" name}
   '';
 
   passthru = {