diff --git a/nixos/gui/default.nix b/nixos/gui/default.nix
index befda04..65d256a 100644
--- a/nixos/gui/default.nix
+++ b/nixos/gui/default.nix
@@ -3,8 +3,8 @@ let
   cfg = config.jconfig.gui;
 in
 {
-  config = lib.mkIf (config.jconfig.enable && cfg.enable)
-    {
+  config = lib.mkMerge [
+    (lib.mkIf (config.jconfig.enable && cfg.enable) {
       environment.systemPackages = [
         pkgs.gnome.adwaita-icon-theme
         pkgs.adwaita-qt
@@ -56,22 +56,24 @@ in
       hardware.opengl.enable = true;
       hardware.uinput.enable = true;
       hardware.steam-hardware.enable = cfg.steamHardwareSupport;
-    } // lib.mkIf cfg."8bitdoFix" {
-    # Udev rules to start or stop systemd service when controller is connected or disconnected
-    services.udev.extraRules = ''
-      # May vary depending on your controller model, find product id using 'lsusb'
-      SUBSYSTEM=="usb", ATTR{idVendor}=="2dc8", ATTR{idProduct}=="3106", ATTR{manufacturer}=="8BitDo", RUN+="${pkgs.systemd}/bin/systemctl start 8bitdo-ultimate-xinput@2dc8:3106"
-      # This device (2dc8:3016) is "connected" when the above device disconnects
-      SUBSYSTEM=="usb", ATTR{idVendor}=="2dc8", ATTR{idProduct}=="3016", ATTR{manufacturer}=="8BitDo", RUN+="${pkgs.systemd}/bin/systemctl stop 8bitdo-ultimate-xinput@2dc8:3106"
-    '';
+    })
+    (lib.mkIf cfg."8bitdoFix" {
+      # Udev rules to start or stop systemd service when controller is connected or disconnected
+      services.udev.extraRules = ''
+        # May vary depending on your controller model, find product id using 'lsusb'
+        SUBSYSTEM=="usb", ATTR{idVendor}=="2dc8", ATTR{idProduct}=="3106", ATTR{manufacturer}=="8BitDo", RUN+="${pkgs.systemd}/bin/systemctl start 8bitdo-ultimate-xinput@2dc8:3106"
+        # This device (2dc8:3016) is "connected" when the above device disconnects
+        SUBSYSTEM=="usb", ATTR{idVendor}=="2dc8", ATTR{idProduct}=="3016", ATTR{manufacturer}=="8BitDo", RUN+="${pkgs.systemd}/bin/systemctl stop 8bitdo-ultimate-xinput@2dc8:3106"
+      '';
 
-    # Systemd service which starts xboxdrv in xbox360 mode
-    systemd.services."8bitdo-ultimate-xinput@" = {
-      unitConfig.Description = "8BitDo Ultimate Controller XInput mode xboxdrv daemon";
-      serviceConfig = {
-        Type = "simple";
-        ExecStart = "${pkgs.xboxdrv}/bin/xboxdrv --mimic-xpad --silent --type xbox360 --device-by-id %I --force-feedback";
+      # Systemd service which starts xboxdrv in xbox360 mode
+      systemd.services."8bitdo-ultimate-xinput@" = {
+        unitConfig.Description = "8BitDo Ultimate Controller XInput mode xboxdrv daemon";
+        serviceConfig = {
+          Type = "simple";
+          ExecStart = "${pkgs.xboxdrv}/bin/xboxdrv --mimic-xpad --silent --type xbox360 --device-by-id %I --force-feedback";
+        };
       };
-    };
-  };
+    })
+  ];
 }