diff --git a/pkgs/desktops/plasma-5.4/bluedevil.nix b/pkgs/desktops/plasma-5.4/bluedevil.nix
index 83b0ab64b65..208540c4c79 100644
--- a/pkgs/desktops/plasma-5.4/bluedevil.nix
+++ b/pkgs/desktops/plasma-5.4/bluedevil.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , bluez-qt
 , kcoreaddons
@@ -15,7 +15,7 @@
 , shared_mime_info
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "bluedevil";
   nativeBuildInputs = [ extra-cmake-modules shared_mime_info ];
   buildInputs = [
diff --git a/pkgs/desktops/plasma-5.4/breeze-qt4.nix b/pkgs/desktops/plasma-5.4/breeze-qt4.nix
index c7a11fa0ff1..f8092bc9d37 100644
--- a/pkgs/desktops/plasma-5.4/breeze-qt4.nix
+++ b/pkgs/desktops/plasma-5.4/breeze-qt4.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , automoc4
 , cmake
 , perl
@@ -8,7 +8,7 @@
 , xproto
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "breeze-qt4";
   sname = "breeze";
   buildInputs = [
diff --git a/pkgs/desktops/plasma-5.4/breeze-qt5.nix b/pkgs/desktops/plasma-5.4/breeze-qt5.nix
index 993f0826dda..ea769b1e282 100644
--- a/pkgs/desktops/plasma-5.4/breeze-qt5.nix
+++ b/pkgs/desktops/plasma-5.4/breeze-qt5.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , frameworkintegration
 , kcmutils
@@ -11,7 +11,7 @@
 , qtx11extras
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "breeze-qt5";
   sname = "breeze";
   nativeBuildInputs = [
diff --git a/pkgs/desktops/plasma-5.4/default.nix b/pkgs/desktops/plasma-5.4/default.nix
index 172acb08a05..db8747d74bd 100644
--- a/pkgs/desktops/plasma-5.4/default.nix
+++ b/pkgs/desktops/plasma-5.4/default.nix
@@ -17,13 +17,12 @@ let
   srcs = import ./srcs.nix { inherit (pkgs) fetchurl; inherit mirror; };
   mirror = "mirror://kde";
 
-  mkDerivation = args:
+  plasmaPackage = args:
     let
-      inherit (stdenv) mkDerivation;
       inherit (args) name;
       sname = args.sname or name;
       inherit (srcs."${sname}") src version;
-    in mkDerivation (args // {
+    in stdenv.mkDerivation (args // {
       name = "${name}-${version}";
       inherit src;
 
@@ -82,6 +81,6 @@ let
     systemsettings = callPackage ./systemsettings.nix {};
   };
 
-  newScope = scope: kdeApps.newScope ({ inherit mkDerivation; } // scope);
+  newScope = scope: kdeApps.newScope ({ inherit plasmaPackage; } // scope);
 
 in lib.makeScope newScope addPackages
diff --git a/pkgs/desktops/plasma-5.4/kde-cli-tools.nix b/pkgs/desktops/plasma-5.4/kde-cli-tools.nix
index 404d86618d9..ce93bb86b32 100644
--- a/pkgs/desktops/plasma-5.4/kde-cli-tools.nix
+++ b/pkgs/desktops/plasma-5.4/kde-cli-tools.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kcmutils
 , kconfig
@@ -12,7 +12,7 @@
 , qtx11extras
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "kde-cli-tools";
   nativeBuildInputs = [ extra-cmake-modules kdoctools ];
   buildInputs = [
diff --git a/pkgs/desktops/plasma-5.4/kde-gtk-config.nix b/pkgs/desktops/plasma-5.4/kde-gtk-config.nix
index 7be329eb016..9c59665f1a0 100644
--- a/pkgs/desktops/plasma-5.4/kde-gtk-config.nix
+++ b/pkgs/desktops/plasma-5.4/kde-gtk-config.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , glib
 , gtk2
@@ -12,7 +12,7 @@
 , knewstuff
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "kde-gtk-config";
   nativeBuildInputs = [ extra-cmake-modules ];
   buildInputs = [
diff --git a/pkgs/desktops/plasma-5.4/kdecoration.nix b/pkgs/desktops/plasma-5.4/kdecoration.nix
index 7e2ebb705a7..eb65f7f90af 100644
--- a/pkgs/desktops/plasma-5.4/kdecoration.nix
+++ b/pkgs/desktops/plasma-5.4/kdecoration.nix
@@ -1,6 +1,6 @@
-{ mkDerivation, extra-cmake-modules }:
+{ plasmaPackage, extra-cmake-modules }:
 
-mkDerivation {
+plasmaPackage {
   name = "kdecoration";
   nativeBuildInputs = [ extra-cmake-modules ];
 }
diff --git a/pkgs/desktops/plasma-5.4/kdeplasma-addons.nix b/pkgs/desktops/plasma-5.4/kdeplasma-addons.nix
index 335e5d3298c..3e7058315e5 100644
--- a/pkgs/desktops/plasma-5.4/kdeplasma-addons.nix
+++ b/pkgs/desktops/plasma-5.4/kdeplasma-addons.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kdoctools
 , ibus
@@ -19,7 +19,7 @@
 , qtx11extras
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "kdeplasma-addons";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/kgamma5.nix b/pkgs/desktops/plasma-5.4/kgamma5.nix
index a82673fc7fa..8d954cc145a 100644
--- a/pkgs/desktops/plasma-5.4/kgamma5.nix
+++ b/pkgs/desktops/plasma-5.4/kgamma5.nix
@@ -1,11 +1,11 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kdoctools
 , kdelibs4support
 , qtx11extras
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "kgamma5";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/khelpcenter.nix b/pkgs/desktops/plasma-5.4/khelpcenter.nix
index 75a713090b7..dc7afd348c4 100644
--- a/pkgs/desktops/plasma-5.4/khelpcenter.nix
+++ b/pkgs/desktops/plasma-5.4/khelpcenter.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kdoctools
 , kconfig
@@ -12,7 +12,7 @@
 , kservice
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "khelpcenter";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/khotkeys.nix b/pkgs/desktops/plasma-5.4/khotkeys.nix
index b1061861495..02c43efd27e 100644
--- a/pkgs/desktops/plasma-5.4/khotkeys.nix
+++ b/pkgs/desktops/plasma-5.4/khotkeys.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kdoctools
 , kcmutils
@@ -13,7 +13,7 @@
 , qtx11extras
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "khotkeys";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/kinfocenter.nix b/pkgs/desktops/plasma-5.4/kinfocenter.nix
index 0c71ee022da..89a3b464383 100644
--- a/pkgs/desktops/plasma-5.4/kinfocenter.nix
+++ b/pkgs/desktops/plasma-5.4/kinfocenter.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kdoctools
 , kcmutils
@@ -21,7 +21,7 @@
 , solid
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "kinfocenter";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/kmenuedit.nix b/pkgs/desktops/plasma-5.4/kmenuedit.nix
index 043ef0407ac..d5eeb3c3573 100644
--- a/pkgs/desktops/plasma-5.4/kmenuedit.nix
+++ b/pkgs/desktops/plasma-5.4/kmenuedit.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kdoctools
 , ki18n
@@ -10,7 +10,7 @@
 , kdelibs4support
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "kmenuedit";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/kscreen.nix b/pkgs/desktops/plasma-5.4/kscreen.nix
index caf84e96a0a..f221f66f03f 100644
--- a/pkgs/desktops/plasma-5.4/kscreen.nix
+++ b/pkgs/desktops/plasma-5.4/kscreen.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kconfig
 , kconfigwidgets
@@ -11,7 +11,7 @@
 , qtdeclarative
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "kscreen";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/ksshaskpass.nix b/pkgs/desktops/plasma-5.4/ksshaskpass.nix
index 5593cebabf3..d20a44df0ac 100644
--- a/pkgs/desktops/plasma-5.4/ksshaskpass.nix
+++ b/pkgs/desktops/plasma-5.4/ksshaskpass.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kdoctools
 , kcoreaddons
@@ -7,7 +7,7 @@
 , kwidgetsaddons
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "ksshaskpass";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/ksysguard.nix b/pkgs/desktops/plasma-5.4/ksysguard.nix
index 8e6dc42c77b..23a7c04cca2 100644
--- a/pkgs/desktops/plasma-5.4/ksysguard.nix
+++ b/pkgs/desktops/plasma-5.4/ksysguard.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kdoctools
 , kconfig
@@ -11,7 +11,7 @@
 , libksysguard
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "ksysguard";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/kwayland.nix b/pkgs/desktops/plasma-5.4/kwayland.nix
index bb18e31d3ab..e4d6eb631f9 100644
--- a/pkgs/desktops/plasma-5.4/kwayland.nix
+++ b/pkgs/desktops/plasma-5.4/kwayland.nix
@@ -1,9 +1,9 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , wayland
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "kwayland";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/kwin/default.nix b/pkgs/desktops/plasma-5.4/kwin/default.nix
index b4663e3c437..429d336f661 100644
--- a/pkgs/desktops/plasma-5.4/kwin/default.nix
+++ b/pkgs/desktops/plasma-5.4/kwin/default.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kdoctools
 , epoxy
@@ -36,7 +36,7 @@
 , xcb-util-cursor
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "kwin";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/kwrited.nix b/pkgs/desktops/plasma-5.4/kwrited.nix
index 7ab1de77760..afd69073227 100644
--- a/pkgs/desktops/plasma-5.4/kwrited.nix
+++ b/pkgs/desktops/plasma-5.4/kwrited.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kcoreaddons
 , ki18n
@@ -7,7 +7,7 @@
 , kdbusaddons
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "kwrited";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/libkscreen/default.nix b/pkgs/desktops/plasma-5.4/libkscreen/default.nix
index ea6a0b0b0fb..8f5212e76c8 100644
--- a/pkgs/desktops/plasma-5.4/libkscreen/default.nix
+++ b/pkgs/desktops/plasma-5.4/libkscreen/default.nix
@@ -1,10 +1,10 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , libXrandr
 , qtx11extras
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "libkscreen";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/libksysguard.nix b/pkgs/desktops/plasma-5.4/libksysguard.nix
index ab8a1f3323e..d36eadb3b4f 100644
--- a/pkgs/desktops/plasma-5.4/libksysguard.nix
+++ b/pkgs/desktops/plasma-5.4/libksysguard.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kauth
 , kcompletion
@@ -16,7 +16,7 @@
 , kiconthemes
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "libksysguard";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/milou.nix b/pkgs/desktops/plasma-5.4/milou.nix
index c9219a1d9f2..86698e8aee6 100644
--- a/pkgs/desktops/plasma-5.4/milou.nix
+++ b/pkgs/desktops/plasma-5.4/milou.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , qtscript
 , qtdeclarative
@@ -10,7 +10,7 @@
 , krunner
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "milou";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/oxygen-fonts.nix b/pkgs/desktops/plasma-5.4/oxygen-fonts.nix
index 627cc9e420f..b1ccb6f5ffd 100644
--- a/pkgs/desktops/plasma-5.4/oxygen-fonts.nix
+++ b/pkgs/desktops/plasma-5.4/oxygen-fonts.nix
@@ -1,9 +1,9 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , fontforge
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "oxygen-fonts";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/oxygen.nix b/pkgs/desktops/plasma-5.4/oxygen.nix
index 445cb673f4e..5d221bc92b6 100644
--- a/pkgs/desktops/plasma-5.4/oxygen.nix
+++ b/pkgs/desktops/plasma-5.4/oxygen.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , ki18n
 , kcmutils
@@ -13,7 +13,7 @@
 , qtx11extras
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "oxygen";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/plasma-desktop/default.nix b/pkgs/desktops/plasma-5.4/plasma-desktop/default.nix
index 2051a5060b8..b89496dfd79 100644
--- a/pkgs/desktops/plasma-5.4/plasma-desktop/default.nix
+++ b/pkgs/desktops/plasma-5.4/plasma-desktop/default.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , substituteAll
 , extra-cmake-modules
 , kdoctools
@@ -43,7 +43,7 @@
 , utillinux
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "plasma-desktop";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/plasma-mediacenter.nix b/pkgs/desktops/plasma-5.4/plasma-mediacenter.nix
index 6db9ec9289b..6b21eed5a95 100644
--- a/pkgs/desktops/plasma-5.4/plasma-mediacenter.nix
+++ b/pkgs/desktops/plasma-5.4/plasma-mediacenter.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , baloo
 , kactivities
@@ -16,7 +16,7 @@
 , taglib
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "plasma-mediacenter";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/plasma-nm.nix b/pkgs/desktops/plasma-5.4/plasma-nm.nix
index fc0d9b670a4..1cf3ec27b36 100644
--- a/pkgs/desktops/plasma-5.4/plasma-nm.nix
+++ b/pkgs/desktops/plasma-5.4/plasma-nm.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kdoctools
 , kcompletion
@@ -27,7 +27,7 @@
 , solid
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "plasma-nm";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/plasma-pa.nix b/pkgs/desktops/plasma-5.4/plasma-pa.nix
index c7fe02952cd..e82a5b814a6 100644
--- a/pkgs/desktops/plasma-5.4/plasma-pa.nix
+++ b/pkgs/desktops/plasma-5.4/plasma-pa.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , glib
 , kconfigwidgets
@@ -10,7 +10,7 @@
 , plasma-framework
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "plasma-pa";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/plasma-workspace-wallpapers.nix b/pkgs/desktops/plasma-5.4/plasma-workspace-wallpapers.nix
index f3cfd16e299..bc87abcad15 100644
--- a/pkgs/desktops/plasma-5.4/plasma-workspace-wallpapers.nix
+++ b/pkgs/desktops/plasma-5.4/plasma-workspace-wallpapers.nix
@@ -1,8 +1,8 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "plasma-workspace-wallpapers";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/plasma-workspace/default.nix b/pkgs/desktops/plasma-5.4/plasma-workspace/default.nix
index 39c77862a76..f9339f80806 100644
--- a/pkgs/desktops/plasma-5.4/plasma-workspace/default.nix
+++ b/pkgs/desktops/plasma-5.4/plasma-workspace/default.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kdoctools
 , baloo
@@ -53,7 +53,7 @@
 , xsetroot
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "plasma-workspace";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/polkit-kde-agent.nix b/pkgs/desktops/plasma-5.4/polkit-kde-agent.nix
index e4075c0776e..a38c68d62dc 100644
--- a/pkgs/desktops/plasma-5.4/polkit-kde-agent.nix
+++ b/pkgs/desktops/plasma-5.4/polkit-kde-agent.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , ki18n
 , kwindowsystem
@@ -12,7 +12,7 @@
 , polkitQt
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "polkit-kde-agent";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/powerdevil.nix b/pkgs/desktops/plasma-5.4/powerdevil.nix
index b3ce095f5db..9427638936e 100644
--- a/pkgs/desktops/plasma-5.4/powerdevil.nix
+++ b/pkgs/desktops/plasma-5.4/powerdevil.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kdoctools
 , kactivities
@@ -18,7 +18,7 @@
 , udev
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "powerdevil";
   nativeBuildInputs = [
     extra-cmake-modules
diff --git a/pkgs/desktops/plasma-5.4/systemsettings.nix b/pkgs/desktops/plasma-5.4/systemsettings.nix
index 45821aaf934..089dc279066 100644
--- a/pkgs/desktops/plasma-5.4/systemsettings.nix
+++ b/pkgs/desktops/plasma-5.4/systemsettings.nix
@@ -1,4 +1,4 @@
-{ mkDerivation
+{ plasmaPackage
 , extra-cmake-modules
 , kdoctools
 , kitemviews
@@ -14,7 +14,7 @@
 , khtml
 }:
 
-mkDerivation {
+plasmaPackage {
   name = "systemsettings";
   nativeBuildInputs = [
     extra-cmake-modules