diff --git a/pkgs/development/libraries/haskell/yesod-core/default.nix b/pkgs/development/libraries/haskell/yesod-core/default.nix
index da26265739e..1dac677e945 100644
--- a/pkgs/development/libraries/haskell/yesod-core/default.nix
+++ b/pkgs/development/libraries/haskell/yesod-core/default.nix
@@ -17,6 +17,7 @@ cabal.mkDerivation (self: {
     shakespeareI18n shakespeareJs text time transformers
     transformersBase vector wai waiExtra waiLogger yesodRoutes
   ];
+  noHaddock = true;
   meta = {
     homepage = "http://www.yesodweb.com/";
     description = "Creation of type-safe, RESTful web applications";