anchor.diff:  
   
   stdenv.mkDerivation rec {
  -  version = "0.11.5"; # also update communityModules
  +  version = "0.11.6"; # also update communityModules
     pname = "prosody";
     # The following community modules are necessary for the nixos module
     # prosody module to comply with XEP-0423 and provide a working
  
positive.code:   # version.
    communityModules = fetchhg {
      url = "https://hg.prosody.im/prosody-modules";
      rev = "2dcbc01c9931";
      sha256 = "0ydhbvfp7vk5zqpsc54ihxz6y2gmzh0bcgyz0xidlxrmxzwcvvyh";
    };
  
    buildInputs = [
  
negative.code:     license = licenses.mit;
      homepage = "https://prosody.im";
      platforms = platforms.linux;
      maintainers = with maintainers; [ fpletz globin ninjatrappeur ];
    };
  }
  