diff --git a/pkgs/games/trackballs/default.nix b/pkgs/games/trackballs/default.nix index 4c7d2ba6956..8ebeab4b260 100644 --- a/pkgs/games/trackballs/default.nix +++ b/pkgs/games/trackballs/default.nix @@ -18,6 +18,7 @@ stdenv.mkDerivation rec { homepage = "https://trackballs.github.io/"; description = "3D Marble Madness clone"; platforms = platforms.linux; - license = licenses.gpl2; + # Music is licensed under Ethymonics Free Music License. + license = licenses.gpl2Plus; }; }