diff --git a/nixos/hosts/GLaDOS/configuration.nix b/nixos/hosts/GLaDOS/configuration.nix
index 0d56557..c7dff7e 100644
--- a/nixos/hosts/GLaDOS/configuration.nix
+++ b/nixos/hosts/GLaDOS/configuration.nix
@@ -74,6 +74,8 @@
     pkiBundle = "/etc/secureboot";
   };
 
+  users.users.lillian.extraGroups = ["gamemode"];
+
   home-manager = {
     extraSpecialArgs = {inherit inputs outputs;};
     users = {