diff --git a/pkgs/development/libraries/haskell/crypto-pubkey/default.nix b/pkgs/development/libraries/haskell/crypto-pubkey/default.nix
index d3355f4c85c..b321c231bb4 100644
--- a/pkgs/development/libraries/haskell/crypto-pubkey/default.nix
+++ b/pkgs/development/libraries/haskell/crypto-pubkey/default.nix
@@ -5,8 +5,8 @@
 
 cabal.mkDerivation (self: {
   pname = "crypto-pubkey";
-  version = "0.2.3";
-  sha256 = "198gpaxlcqkp6wa5cwwnlzdxnrs7j6h7zyizczd4imwbpl0gd2mk";
+  version = "0.2.4";
+  sha256 = "0mdjr6zma2q7r2z9qibp2bwf73bis6zrv7ss62i4pz42kndb9hh4";
   buildDepends = [
     byteable cryptohash cryptoNumbers cryptoPubkeyTypes cryptoRandom
   ];