diff --git a/home/default.nix b/home/default.nix
index 83c2aad..62b31bf 100644
--- a/home/default.nix
+++ b/home/default.nix
@@ -11,6 +11,7 @@
         ./programs/tmux
         ./programs/dunst
         ./programs/kitty
+        ./scripts
         ./zsh
         ./packages
         ./hyprland
diff --git a/home/hyprland/hyprland.nix b/home/hyprland/hyprland.nix
index 3847c64..cde6c66 100644
--- a/home/hyprland/hyprland.nix
+++ b/home/hyprland/hyprland.nix
@@ -31,10 +31,10 @@
         };
 
         env = [
-          # "LIBVA_DRIVER_NAME,nvidia"
-          # "XDG_SESSION_TYPE,wayland"
-          # "GBM_BACKEND,nvidia-drm"
-          # "__GLX_VENDOR_LIBRARY_NAME,nvidia"
+          "LIBVA_DRIVER_NAME,nvidia"
+          "XDG_SESSION_TYPE,wayland"
+          "GBM_BACKEND,nvidia-drm"
+          "__GLX_VENDOR_LIBRARY_NAME,nvidia"
           "WLR_NO_HARDWARE_CURSORS,1"
         ];
 
diff --git a/home/scripts/default.nix b/home/scripts/default.nix
new file mode 100644
index 0000000..80b4a1d
--- /dev/null
+++ b/home/scripts/default.nix
@@ -0,0 +1,6 @@
+{ config, ... }: {
+  home.file.".local/bin/hl-no-opacity" = {
+    source = config.lib.file.mkOutOfStoreSymlink ./. + "/hl-no-opacity.sh";
+    executable = true;
+  };
+}
diff --git a/home/scripts/hl-no-opacity.sh b/home/scripts/hl-no-opacity.sh
new file mode 100644
index 0000000..96e3216
--- /dev/null
+++ b/home/scripts/hl-no-opacity.sh
@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+
+addr=$(hyprctl activewindow -j|jq -r .address)
+hyprctl setprop "address:$addr" alpha 1 lock
diff --git a/hosts/gunter/configuration.nix b/hosts/gunter/configuration.nix
index 2658868..5ef500b 100644
--- a/hosts/gunter/configuration.nix
+++ b/hosts/gunter/configuration.nix
@@ -12,6 +12,10 @@
   boot.loader.systemd-boot = { enable = true; };
   boot.loader.efi = { canTouchEfiVariables = true; };
 
+  boot.extraModprobeConfig = ''
+    options nvidia NVreg_RegistryDwords="PowerMizerEnable=0x1; PerfLevelSrc=0x2222; PowerMizerLevel=0x3; PowerMizerDefault=0x3; PowerMizerDefaultAC=0x3"
+  '';
+
   # Networking stuff
   networking.hostName = "gunter"; # Define your hostname.
   networking.networkmanager.enable = true;
@@ -52,6 +56,7 @@
   services.xserver.enable = true;
   services.xserver.videoDrivers = [ "nvidia" ];
   services.xserver.displayManager.gdm.wayland = true;
+  services.xserver.displayManager.lightdm.enable = false;
   programs.hyprland = {
     enable = true;
     xwayland.enable = true;