diff --git a/pkgs/development/libraries/kde-frameworks/default.nix b/pkgs/development/libraries/kde-frameworks/default.nix
index bf27d52dceb5..22d565d7a44d 100644
--- a/pkgs/development/libraries/kde-frameworks/default.nix
+++ b/pkgs/development/libraries/kde-frameworks/default.nix
@@ -24,7 +24,7 @@ let
       let
       in stdenv.mkDerivation (args // {
 
-        outputs = args.outputs or [ "dev" "out" ];
+        outputs = args.outputs or [ "out" "dev" ];
 
         propagatedUserEnvPkgs =
           builtins.map lib.getBin (args.propagatedBuildInputs or []);
diff --git a/pkgs/development/libraries/qt-5/5.5/default.nix b/pkgs/development/libraries/qt-5/5.5/default.nix
index 27f6e66a1256..2f252a6cf28f 100644
--- a/pkgs/development/libraries/qt-5/5.5/default.nix
+++ b/pkgs/development/libraries/qt-5/5.5/default.nix
@@ -46,7 +46,7 @@ let
 
       NIX_QT_SUBMODULE = args.NIX_QT_SUBMODULE or true;
 
-      outputs = args.outputs or [ "dev" "out" ];
+      outputs = args.outputs or [ "out" "dev" ];
       setOutputFlags = args.setOutputFlags or false;
 
       setupHook = ./setup-hook.sh;
diff --git a/pkgs/development/libraries/qt-5/5.6/default.nix b/pkgs/development/libraries/qt-5/5.6/default.nix
index 54624fa99b73..5926267b558e 100644
--- a/pkgs/development/libraries/qt-5/5.6/default.nix
+++ b/pkgs/development/libraries/qt-5/5.6/default.nix
@@ -47,7 +47,7 @@ let
 
       NIX_QT_SUBMODULE = args.NIX_QT_SUBMODULE or true;
 
-      outputs = args.outputs or [ "dev" "out" ];
+      outputs = args.outputs or [ "out" "dev" ];
       setOutputFlags = args.setOutputFlags or false;
 
       setupHook = ./setup-hook.sh;
diff --git a/pkgs/development/libraries/qt-5/5.7/default.nix b/pkgs/development/libraries/qt-5/5.7/default.nix
index 286ef0887c7a..927702e81d4a 100644
--- a/pkgs/development/libraries/qt-5/5.7/default.nix
+++ b/pkgs/development/libraries/qt-5/5.7/default.nix
@@ -47,7 +47,7 @@ let
 
       NIX_QT_SUBMODULE = args.NIX_QT_SUBMODULE or true;
 
-      outputs = args.outputs or [ "dev" "out" ];
+      outputs = args.outputs or [ "out" "dev" ];
       setOutputFlags = args.setOutputFlags or false;
 
       setupHook = ./setup-hook.sh;