diff --git a/pkgs/development/libraries/haskell/data-reify/default.nix b/pkgs/development/libraries/haskell/data-reify/default.nix
new file mode 100644
index 000000000000..490af4ac6512
--- /dev/null
+++ b/pkgs/development/libraries/haskell/data-reify/default.nix
@@ -0,0 +1,11 @@
+{cabal}:
+
+cabal.mkDerivation (self : {
+  pname = "data-reify";
+  version = "0.4";
+  sha256 = "567536195159117e14bb4e9a9c13a7de179da27c45966e5a5c189a9df33b11fa";
+  meta = {
+    description = "Reify a recursive data structure into an explicit graph";
+  };
+})
+
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index d41811e1657f..591624655451 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -63,6 +63,10 @@ rec {
     inherit cabal;
   };
 
+  dataReify = import ../development/libraries/haskell/data-reify {
+    inherit cabal;
+  };
+
   digest = import ../development/libraries/haskell/digest {
     inherit cabal;
     inherit (pkgs) zlib;