diff --git a/pkgs/development/libraries/haskell/unordered-containers/default.nix b/pkgs/development/libraries/haskell/unordered-containers/default.nix
index 8ac2372d1c0..786eb59ec10 100644
--- a/pkgs/development/libraries/haskell/unordered-containers/default.nix
+++ b/pkgs/development/libraries/haskell/unordered-containers/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "unordered-containers";
-  version = "0.2.2.1";
-  sha256 = "0ny8w7xw0ch3yp0fnskzygz61b72ln5s5ccsdlcqpp29cvfar6zy";
+  version = "0.2.3.0";
+  sha256 = "1vzgjr9jxdkmgq970ng9zi2j60awvx8iv1v6kzjlrkwzxx1a9dpd";
   buildDepends = [ deepseq hashable ];
   meta = {
     homepage = "https://github.com/tibbe/unordered-containers";