diff --git a/pkgs/tools/games/gamemode/default.nix b/pkgs/tools/games/gamemode/default.nix
index 84d856c49ff5..9d2d3f7c6a3e 100644
--- a/pkgs/tools/games/gamemode/default.nix
+++ b/pkgs/tools/games/gamemode/default.nix
@@ -14,6 +14,7 @@
 , findutils
 , gawk
 , procps
+, nix-update-script
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -100,6 +101,8 @@ stdenv.mkDerivation (finalAttrs: {
       ]}
   '';
 
+  passthru.updateScript = nix-update-script { };
+
   meta = with lib; {
     description = "Optimise Linux system performance on demand";
     homepage = "https://github.com/FeralInteractive/GameMode";