diff --git a/pkgs/development/libraries/haskell/xml-enumerator/default.nix b/pkgs/development/libraries/haskell/xml-enumerator/default.nix
index cf77f04379c..f06a64d6654 100644
--- a/pkgs/development/libraries/haskell/xml-enumerator/default.nix
+++ b/pkgs/development/libraries/haskell/xml-enumerator/default.nix
@@ -1,21 +1,19 @@
 { cabal, attoparsecText, attoparsecTextEnumerator, blazeBuilder
-, blazeBuilderEnumerator, enumerator, failure, text, transformers
-, xmlTypes
+, blazeBuilderEnumerator, dataDefault, enumerator, failure, text
+, transformers, xmlTypes
 }:
 
 cabal.mkDerivation (self: {
   pname = "xml-enumerator";
-  version = "0.3.4";
-  sha256 = "0sfscsfcfmx56sdxc0wn2j1pyqjd9w92igz1n9xaph7zfz61g9k2";
-  isLibrary = true;
-  isExecutable = true;
+  version = "0.4.0";
+  sha256 = "1lgsm0xbz1f5941d8l3a9ipmwmffj1b8gp5a8if7r9davjf029xn";
   buildDepends = [
     attoparsecText attoparsecTextEnumerator blazeBuilder
-    blazeBuilderEnumerator enumerator failure text transformers
-    xmlTypes
+    blazeBuilderEnumerator dataDefault enumerator failure text
+    transformers xmlTypes
   ];
   meta = {
-    homepage = "http://github.com/snoyberg/xml-enumerator";
+    homepage = "http://github.com/snoyberg/xml";
     description = "Pure-Haskell utilities for dealing with XML with the enumerator package";
     license = self.stdenv.lib.licenses.bsd3;
     platforms = self.ghc.meta.platforms;