anchor.diff:        "http://www.makemkv.com/download/makemkv-oss-${ver}.tar.gz"
         "http://www.makemkv.com/download/old/makemkv-oss-${ver}.tar.gz"
       ];
  -    sha256 = "0ysb0nm11vp2ni838p5q3gqan5nrqbr7rz0h24j8p62827pib3pw";
  +    sha256 = "1jgyp6qs8r0z26258mvyg9dx7qqqdqrdsziw6m24ka77zpfg4b12";
     };
   
     nativeBuildInputs = [ pkgconfig ];
  
positive.code: 
  stdenv.mkDerivation rec {
    name = "makemkv-${ver}";
    ver = "1.14.1";
    builder = ./builder.sh;
  
    # Using two URLs as the first one will break as soon as a new version is released
  
negative.code:       "http://www.makemkv.com/download/makemkv-bin-${ver}.tar.gz"
        "http://www.makemkv.com/download/old/makemkv-bin-${ver}.tar.gz"
      ];
      sha256 = "1d1b7rppbxx2b9p1smf0nlgp47j8b1z8d7q0v82kwr4qxaa0xcg0";
    };
  
    src_oss = fetchurl {
  