diff --git a/pkgs/development/libraries/haskell/transformers-compat/default.nix b/pkgs/development/libraries/haskell/transformers-compat/default.nix
index f3120a61f201..2abd6efa0ce5 100644
--- a/pkgs/development/libraries/haskell/transformers-compat/default.nix
+++ b/pkgs/development/libraries/haskell/transformers-compat/default.nix
@@ -5,7 +5,6 @@ cabal.mkDerivation (self: {
   version = "0.1.1.1";
   sha256 = "0i0bcfmqsnqa8fyp81virr5bh3hk23261xyx28jcfamrc18ly9ij";
   buildDepends = [ transformers ];
-  noHaddock = true;
   meta = {
     homepage = "http://github.com/ekmett/transformers-compat/";
     description = "A small compatibility shim exposing the new types from transformers 0.3 to older Haskell platforms.";