anchor.diff:  , gtk3, keybinder3, libnotify, libutempter, vte }:
   
   let
  -  version = "3.4.0";
  +  version = "3.5.0";
   in python3.pkgs.buildPythonApplication rec {
     name = "guake-${version}";
     format = "other";
  
positive.code: 
    PBR_VERSION = version; # pbr needs either .git directory, sdist, or env var
  
    postPatch = ''
      # unnecessary /usr/bin/env in Makefile
      # https://github.com/Guake/guake/pull/1285
      substituteInPlace "Makefile" --replace "/usr/bin/env python3" "python3"
    '';
  
    makeFlags = [
      "prefix=$(out)"
    ];
  
negative.code:     owner = "Guake";
      repo = "guake";
      rev = version;
      sha256 = "0fz0gciw5fpxrp6yyji27l7q8c0r9ljsq6vw584mr70bcl1gzjqx";
    };
  
    # Strict deps breaks guake
  