diff --git a/base/overrides.nix b/base/overrides.nix
index 281a1b2..0d1d5a2 100644
--- a/base/overrides.nix
+++ b/base/overrides.nix
@@ -40,7 +40,20 @@
 
   # stuff to make steam behave nicely, amongst other things (Gamemode, gamescope)
 
-  programs.gamemode.enable = true;
+  programs.gamemode = {
+    enable = true;
+    enableRenice = true;
+    settings = {
+      general = {
+        softrealtime = "auto";
+        renice = 10;
+      };
+      custom = {
+        start = "notify-send -a 'Gamemode' 'Optimizations activated'";
+        end = "notify-send -a 'Gamemode' 'Optimizations deactivated'";
+      };
+    };
+  };
 
   programs.gamescope = {
     enable = true;