diff --git a/nixos/common.nix b/nixos/common.nix
index b25f376b..1501dfe1 100644
--- a/nixos/common.nix
+++ b/nixos/common.nix
@@ -105,6 +105,8 @@ in
       };
       powerManagement.cpuFreqGovernor = (lib.mkForce null);
 
+      hardware.nvidiaOptimus.disable = true;
+
       services.physlock = {
         enable = true;
         allowAnyUser = true;
diff --git a/nixos/home.nix b/nixos/home.nix
index ce2e67d1..1d4bdc35 100644
--- a/nixos/home.nix
+++ b/nixos/home.nix
@@ -27,7 +27,6 @@ in
     ];
     home.sessionVariables = {
       TERMINAL="alacritty";
-      QT_AUTO_SCREEN_SCALE_FACTOR="1";
     };
 
     imports = [
diff --git a/nixos/user-xsession.nix b/nixos/user-xsession.nix
index e265a9cd..d514893c 100644
--- a/nixos/user-xsession.nix
+++ b/nixos/user-xsession.nix
@@ -62,9 +62,6 @@ in
 
     programs.autorandr = {
       enable = true;
-      hooks.postswitch = {
-        "notify-i3" = "''${pkgs.i3}/bin/i3-msg restart";
-      };
 
       profiles = {
         "foureighty-alone" = {
@@ -76,7 +73,7 @@ in
               enable = true;
               primary = true;
               mode = "2560x1440";
-              dpi = 192;
+              dpi = 144;
             };
           };
         };