diff --git a/pkgs/development/libraries/haskell/unordered-containers/default.nix b/pkgs/development/libraries/haskell/unordered-containers/default.nix
index e6ff0dd64b9..8ac2372d1c0 100644
--- a/pkgs/development/libraries/haskell/unordered-containers/default.nix
+++ b/pkgs/development/libraries/haskell/unordered-containers/default.nix
@@ -2,10 +2,11 @@
 
 cabal.mkDerivation (self: {
   pname = "unordered-containers";
-  version = "0.2.2.0";
-  sha256 = "1418vr7swk2p1xjxyj86arln6niwgpfjfqdknnkh31m4h83f0q5r";
+  version = "0.2.2.1";
+  sha256 = "0ny8w7xw0ch3yp0fnskzygz61b72ln5s5ccsdlcqpp29cvfar6zy";
   buildDepends = [ deepseq hashable ];
   meta = {
+    homepage = "https://github.com/tibbe/unordered-containers";
     description = "Efficient hashing-based container types";
     license = self.stdenv.lib.licenses.bsd3;
     platforms = self.ghc.meta.platforms;