diff --git a/pkgs/development/libraries/haskell/irc/default.nix b/pkgs/development/libraries/haskell/irc/default.nix
index 524c2de1f734..49f732e857c1 100644
--- a/pkgs/development/libraries/haskell/irc/default.nix
+++ b/pkgs/development/libraries/haskell/irc/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "irc";
-  version = "0.6.0.0";
-  sha256 = "037hpdb4b6nb5w62w34alwybchzybz0bq2cgp0mv4xlw7bks2nqv";
+  version = "0.6.0.1";
+  sha256 = "0524phrxjv0i5qabrf4sj0zpcvkdvcivv1lg46591pmvndfhpyn4";
   buildDepends = [ attoparsec ];
   meta = {
     description = "A small library for parsing IRC messages";