anchor.diff:    ];
   
     major = "3.5";
  -  minor = "12";
  +  minor = "13";
     version = "${major}.${minor}";
   in
   stdenv.mkDerivation rec {
  
positive.code:   src = fetchurl {
      urls = tarballUrls major minor;
      hashOutput = false;
      sha256 = "63cb39a5eaa029381df2e49a74cfb7be89fc4a592445191818ffe1e66bde57cb";
    };
  
    # This fixes some broken parallel dependencies
  
negative.code:     # Gnupg depends on this so we have to decouple this fetch from the rest of the build.
      srcVerification = fetchurl rec {
        failEarly = true;
        urls = tarballUrls "3.5" "13";
        pgpsigUrls = map (n: "${n}.sig") urls;
        pgpKeyFingerprint = "1F42 4189 05D8 206A A754  CCDC 29EE 58B9 9686 5171";
        inherit (src) outputHashAlgo;
        outputHash = "79f5480ad198dad5bc78e075f4a40c4a315a1b2072666919d2d05a08aec13096";
      };
    };
  
  