diff --git a/pkgs/applications/kde/build-support/application.nix b/pkgs/applications/kde/build-support/application.nix
index a5d1ccc3add6..892d82fb51e8 100644
--- a/pkgs/applications/kde/build-support/application.nix
+++ b/pkgs/applications/kde/build-support/application.nix
@@ -11,6 +11,8 @@ mkDerivation (args // {
   name = "${name}-${version}";
   inherit src;
 
+  outputs = args.outputs or [ "out" "dev" ];
+
   meta = {
     platforms = lib.platforms.linux;
     homepage = "http://www.kde.org";
diff --git a/pkgs/development/libraries/qt-5/5.6/default.nix b/pkgs/development/libraries/qt-5/5.6/default.nix
index b286f8c52984..b250ae8b9527 100644
--- a/pkgs/development/libraries/qt-5/5.6/default.nix
+++ b/pkgs/development/libraries/qt-5/5.6/default.nix
@@ -48,8 +48,6 @@ let
   mkDerivation = args:
     stdenv.mkDerivation (args // {
 
-      outputs = args.outputs or [ "out" "dev" ];
-
       qmakeFlags =
         (args.qmakeFlags or [])
         ++ optional (debug != null)
@@ -82,6 +80,7 @@ let
 
       NIX_QT_SUBMODULE = args.NIX_QT_SUBMODULE or true;
 
+      outputs = args.outputs or [ "out" "dev" ];
       setOutputFlags = args.setOutputFlags or false;
 
       setupHook = ../qtsubmodule-setup-hook.sh;
diff --git a/pkgs/development/libraries/qt-5/5.8/default.nix b/pkgs/development/libraries/qt-5/5.8/default.nix
index 034c7fd10e1e..fd4769a02c6a 100644
--- a/pkgs/development/libraries/qt-5/5.8/default.nix
+++ b/pkgs/development/libraries/qt-5/5.8/default.nix
@@ -39,8 +39,6 @@ let
   mkDerivation = args:
     stdenv.mkDerivation (args // {
 
-      outputs = args.outputs or [ "out" "dev" ];
-
       qmakeFlags =
         (args.qmakeFlags or [])
         ++ optional (debug != null)
@@ -73,6 +71,7 @@ let
 
       NIX_QT_SUBMODULE = args.NIX_QT_SUBMODULE or true;
 
+      outputs = args.outputs or [ "out" "dev" ];
       setOutputFlags = args.setOutputFlags or false;
 
       setupHook = ../qtsubmodule-setup-hook.sh;