diff --git a/pkgs/desktops/maxx/default.nix b/pkgs/desktops/maxx/default.nix
index 339183f906e..891d644071c 100644
--- a/pkgs/desktops/maxx/default.nix
+++ b/pkgs/desktops/maxx/default.nix
@@ -82,8 +82,9 @@ in stdenv.mkDerivation {
     description = "A replica of IRIX Interactive Desktop";
     homepage = http://www.maxxinteractive.com;
     license = {
+      fullName = "The MaXX Interactive Desktop for Linux License Agreement";
       url = http://www.maxxinteractive.com/site/?page_id=97;
-      free = true;
+      free = false; # redistribution is only allowed to *some* hardware, etc.
     };
     maintainers = [ maintainers.gnidorah ];
     platforms = ["x86_64-linux"];