diff --git a/nixosModules/apps/games/steam/default.nix b/nixosModules/apps/games/steam/default.nix
index 9ae522a..b45dcb0 100644
--- a/nixosModules/apps/games/steam/default.nix
+++ b/nixosModules/apps/games/steam/default.nix
@@ -1,8 +1,9 @@
 { config, pkgs, lib, ... }:
 
 {
-  options = {
-    steam.enable = lib.mkEnableOption "Enables steam";
+  options.steam = {
+    enable = lib.mkEnableOption "Enables steam";
+    gamemode = lib.mkEnableOption "Enables gamemode";
   };
 
   config = lib.mkIf config.steam.enable {
@@ -11,5 +12,6 @@
       remotePlay.openFirewall = true;
       dedicatedServer.openFirewall = true;
     };
+    programs.gamemode.enable = true;
   };
 }
diff --git a/systems/onizuka/default.nix b/systems/onizuka/default.nix
index 1a7191d..e7db9f4 100644
--- a/systems/onizuka/default.nix
+++ b/systems/onizuka/default.nix
@@ -27,6 +27,7 @@
   virtualbox.enable = true;
 
   steam.enable = true;
+  steam.gamemode.enable = true;
   aagl.enable = true;
   aagl.honkai-rail = true;
   input-remapper.enable = true;