diff --git a/pkgs/games/extremetuxracer/default.nix b/pkgs/games/extremetuxracer/default.nix
index a2614b2f1a9e..446c692ad81f 100644
--- a/pkgs/games/extremetuxracer/default.nix
+++ b/pkgs/games/extremetuxracer/default.nix
@@ -35,6 +35,7 @@ stdenv.mkDerivation rec {
     license = lib.licenses.gpl2Plus;
     homepage = "https://sourceforge.net/projects/extremetuxracer/";
     maintainers = with lib.maintainers; [ ];
+    mainProgram = "etr";
     platforms = with lib.platforms; linux;
   };
 }