diff --git a/ops/nixos/lib/home-manager/plasma.nix b/ops/nixos/lib/home-manager/plasma.nix
index 5f9a01f0e1..52f1e88636 100644
--- a/ops/nixos/lib/home-manager/plasma.nix
+++ b/ops/nixos/lib/home-manager/plasma.nix
@@ -6,5 +6,9 @@
 {
   config = {
     services.kdeconnect.enable = true;
+
+    # QT/GTK settings will be managed by Plasma.
+    qt.enable = lib.mkForce false;
+    gtk.enable = lib.mkForce false;
   };
 }
diff --git a/ops/nixos/porcorosso/default.nix b/ops/nixos/porcorosso/default.nix
index 261ba05f90..93916c1c89 100644
--- a/ops/nixos/porcorosso/default.nix
+++ b/ops/nixos/porcorosso/default.nix
@@ -184,7 +184,6 @@ in {
   };
   services.xserver.displayManager.gdm = {
     enable = true;
-    wayland = false;
   };
 
   hardware.nvidia = {