9 files changed, 2 insertions, 13 deletions
diff --git a/pkgs/misc/emulators/citra/default.nix b/pkgs/misc/emulators/citra/default.nix
index efe4770a7b00..dbfc96c22981 100644
--- a/pkgs/misc/emulators/citra/default.nix
+++ b/pkgs/misc/emulators/citra/default.nix
@@ -11,7 +11,6 @@ mkDerivation {
     sha256 = "0c1zn1f84h4f6n6p0aqz905yvv5qpdmkj2z58yla6bfgbzabfyrj";
   };
 
-  enableParallelBuilding = true;
   nativeBuildInputs = [ cmake ];
   buildInputs = [ SDL2 qtbase qtmultimedia boost ];
 
diff --git a/pkgs/misc/emulators/dolphin-emu/default.nix b/pkgs/misc/emulators/dolphin-emu/default.nix
index 65484aab18e4..2b392074a51a 100644
--- a/pkgs/misc/emulators/dolphin-emu/default.nix
+++ b/pkgs/misc/emulators/dolphin-emu/default.nix
@@ -69,8 +69,6 @@ stdenv.mkDerivation rec {
     "-DENABLE_LTO=True"
   ];
 
-  enableParallelBuilding = true;
-
   nativeBuildInputs = [
     pkgconfig
     cmake
diff --git a/pkgs/misc/emulators/dolphin-emu/master.nix b/pkgs/misc/emulators/dolphin-emu/master.nix
index 270ffde38bc9..697492797fcf 100644
--- a/pkgs/misc/emulators/dolphin-emu/master.nix
+++ b/pkgs/misc/emulators/dolphin-emu/master.nix
@@ -30,7 +30,6 @@ in stdenv.mkDerivation rec {
     sha256 = "0vv3ahk6zdx2hx5diq4jkhl289wjybqcr4lwinrkfiywb83hcabg";
   };
 
-  enableParallelBuilding = true;
   nativeBuildInputs = [ cmake pkgconfig ]
   ++ lib.optional stdenv.isLinux wrapQtAppsHook;
 
diff --git a/pkgs/misc/emulators/emulationstation/default.nix b/pkgs/misc/emulators/emulationstation/default.nix
index af83d4b9f34b..10c542c5a6ee 100644
--- a/pkgs/misc/emulators/emulationstation/default.nix
+++ b/pkgs/misc/emulators/emulationstation/default.nix
@@ -27,8 +27,6 @@ stdenv.mkDerivation {
     install -D ../emulationstation $out/bin/emulationstation
   '';
 
-  enableParallelBuilding = true;
-
   meta = {
     description = "A flexible emulator front-end supporting keyboardless navigation and custom system themes";
     homepage = "https://emulationstation.org";
diff --git a/pkgs/misc/emulators/hatari/default.nix b/pkgs/misc/emulators/hatari/default.nix
index 03397bd244cb..267944a8bfc6 100644
--- a/pkgs/misc/emulators/hatari/default.nix
+++ b/pkgs/misc/emulators/hatari/default.nix
@@ -12,7 +12,8 @@ stdenv.mkDerivation rec {
   # For pthread_cancel
   cmakeFlags = [ "-DCMAKE_EXE_LINKER_FLAGS=-lgcc_s" ];
 
-  buildInputs = [ zlib SDL cmake ];
+  nativeBuildInputs = [ cmake ];
+  buildInputs = [ zlib SDL ];
 
   meta = {
     homepage = "http://hatari.tuxfamily.org/";
diff --git a/pkgs/misc/emulators/melonDS/default.nix b/pkgs/misc/emulators/melonDS/default.nix
index e5c972e079d4..7e0e9647db28 100644
--- a/pkgs/misc/emulators/melonDS/default.nix
+++ b/pkgs/misc/emulators/melonDS/default.nix
@@ -21,7 +21,6 @@ mkDerivation rec {
     sha256 = "0m45m1ch0az8l3d3grjbqvi5vvydbffxwka9w3k3qiia50m7fnph";
   };
 
-  enableParallelBuilding = true;
   nativeBuildInputs = [ cmake pkgconfig wrapGAppsHook ];
   buildInputs = [
     SDL2
diff --git a/pkgs/misc/emulators/mgba/default.nix b/pkgs/misc/emulators/mgba/default.nix
index 9efe47cc250e..ddbe276de3c4 100644
--- a/pkgs/misc/emulators/mgba/default.nix
+++ b/pkgs/misc/emulators/mgba/default.nix
@@ -24,7 +24,6 @@ in stdenv.mkDerivation rec {
     sha256 = "0nqj4bnn5c2z1bq4bnbw1wznc0wpmq4sy3w8pipd6n6620b9m4qq";
   };
 
-  enableParallelBuilding = true;
   nativeBuildInputs = [ wrapQtAppsHook pkgconfig cmake ];
 
   buildInputs = [
diff --git a/pkgs/misc/emulators/retroarch/cores.nix b/pkgs/misc/emulators/retroarch/cores.nix
index 2b9cb5e6d27e..c210b3ddeece 100644
--- a/pkgs/misc/emulators/retroarch/cores.nix
+++ b/pkgs/misc/emulators/retroarch/cores.nix
@@ -41,8 +41,6 @@ let
         --add-flags "-L $COREDIR/${d2u core}_libretro${stdenv.hostPlatform.extensions.sharedLibrary} $@"
     '';
 
-    enableParallelBuilding = true;
-
     passthru = {
       inherit (a) core;
       libretroCore = "/lib/retroarch/cores";
diff --git a/pkgs/misc/emulators/rpcs3/default.nix b/pkgs/misc/emulators/rpcs3/default.nix
index c672a9bf6bbd..4b0d698905f4 100644
--- a/pkgs/misc/emulators/rpcs3/default.nix
+++ b/pkgs/misc/emulators/rpcs3/default.nix
@@ -44,8 +44,6 @@ mkDerivation {
     ++ lib.optional alsaSupport alsaLib
     ++ lib.optional waylandSupport wayland;
 
-  enableParallelBuilding = true;
-
   meta = with lib; {
     description = "PS3 emulator/debugger";
     homepage = "https://rpcs3.net/";