diff --git a/pkgs/development/libraries/haskell/ex-pool/default.nix b/pkgs/development/libraries/haskell/ex-pool/default.nix
index 9bf966e749af..b8e4e024afc3 100644
--- a/pkgs/development/libraries/haskell/ex-pool/default.nix
+++ b/pkgs/development/libraries/haskell/ex-pool/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "ex-pool";
-  version = "0.1.0.2";
-  sha256 = "11q63yfr59r6cfzi635xj75nhcc2yi83snc75k638wyamxgvxng4";
+  version = "0.2";
+  sha256 = "0da5grl2fdca24zhlngq2n16smdb4f5vvxqzc29ipsc3j7wkbmva";
   buildDepends = [
     exceptions hashable stm time transformers vector
   ];