anchor.diff:  
     src = fetchurl {
       url = "https://download.electrum.org/${version}/Electrum-${version}.tar.gz";
  -    sha256 = "03dc5jwgp18sism5v4lbqfyn2zljchng8j2yi07yf8i01ivy2mmv";
  +    sha256 = "06ml9lwa5k2dp56sm5s7dsl6qirqmgim7rn853cqcq9n45z41437";
     };
   
     postUnpack = ''
  
positive.code: }:
  
  let
    version = "4.0.4";
  
    # electrum is not compatible with dnspython 2.0.0 yet
    # use the latest 1.x release instead
  
negative.code:     homepage = "https://electrum.org/";
      license = licenses.mit;
      platforms = platforms.all;
      maintainers = with maintainers; [ ehmry joachifm np prusnak ];
    };
  }
  