1 files changed, 3 insertions, 0 deletions
diff --git a/pkgs/development/libraries/haskell/markdown-unlit/default.nix b/pkgs/development/libraries/haskell/markdown-unlit/default.nix
index 06c1b9e2fca..226a4efa8c7 100644
--- a/pkgs/development/libraries/haskell/markdown-unlit/default.nix
+++ b/pkgs/development/libraries/haskell/markdown-unlit/default.nix
@@ -1,3 +1,5 @@
+# This file was auto-generated by cabal2nix. Please do NOT edit manually!
+
 { cabal, hspec, QuickCheck, silently, stringbuilder }:
 
 cabal.mkDerivation (self: {
@@ -7,6 +9,7 @@ cabal.mkDerivation (self: {
   isLibrary = true;
   isExecutable = true;
   testDepends = [ hspec QuickCheck silently stringbuilder ];
+  noHaddock = self.stdenv.lib.versionOlder self.ghc.version "7.4";
   meta = {
     description = "Literate Haskell support for Markdown";
     license = self.stdenv.lib.licenses.mit;