diff --git a/hosts/krypton/configuration.nix b/hosts/krypton/configuration.nix
index ae8ddea..ed38b7d 100644
--- a/hosts/krypton/configuration.nix
+++ b/hosts/krypton/configuration.nix
@@ -32,6 +32,9 @@
   # host-specific niri config (input devices, laptop binds)
   home-manager.users.aaron.imports = [ ./niri.nix ];
 
+  # hidpi panel (2880x1920): the sddm greeter runs in weston, which doesn't scale
+  services.displayManager.sddm.settings.General.GreeterEnvironment = "QT_SCALE_FACTOR=2";
+
   networking.hostName = "krypton";
   system.stateVersion = "26.05"; # don't change
 }