anchor.diff:      url = "https://github.com/fpco/conduit-combinators/pull/16.patch";
       sha256 = "0jpwpi3shdn5rms3lcr4srajbhhfp5dbwy7pl23c9kmlil3d9mk3";
     });
  -  yesod-bin = appendPatch super.yesod-bin (pkgs.fetchpatch {
  -    url = "https://github.com/yesodweb/yesod/pull/966.patch";
  -    sha256 = "0mm4swyn7qh30hw7ya8ykz5qvsd4ni4vmipq364yqbsi9ysrc6nb";
  -    stripLen = 1;
  +  annotated-wl-pprint = appendPatch super.annotated-wl-pprint (pkgs.fetchpatch {
  +    url = "https://patch-diff.githubusercontent.com/raw/david-christiansen/annotated-wl-pprint/pull/2.patch";
  +    sha256 = "0n0fbq3vd7b9kfmhg089q0dy40vawq4q88il3zc9ybivhi62nwv4";
  +  });
  +  ghc-events = appendPatch super.ghc-events (pkgs.fetchpatch {
  +    url = "https://patch-diff.githubusercontent.com/raw/haskell/ghc-events/pull/8.patch";
  +    sha256 = "1k881jrvzfvs761jgfhf5nsbmbc33c9333l4s0f5088p46ff2n1l";
     });
   
     ghcjs-prim = self.callPackage ({ mkDerivation, fetchgit, primitive }: mkDerivation {
  
positive.code:     patchPhase = "sed -i -e 's|base >= 3 && < 4.8|base|' utf8-string.cabal";
    });
    esqueleto = doJailbreak super.esqueleto;
  
    # bos/attoparsec#92
    attoparsec = dontCheck super.attoparsec;
  
negative.code:   unix-time = dontCheck super.unix-time;
  
    # Until the changes have been pushed to Hackage
    mono-traversable = appendPatch super.mono-traversable (pkgs.fetchpatch {
      url = "https://github.com/snoyberg/mono-traversable/pull/68.patch";
      sha256 = "11hqf6hi3sc34wl0fn4rpigdf7wfklcjv6jwp8c3129yphg8687h";
  