diff --git a/pkgs/development/libraries/haskell/operational/default.nix b/pkgs/development/libraries/haskell/operational/default.nix
index f059f86d68ff..2fbe5a7f2107 100644
--- a/pkgs/development/libraries/haskell/operational/default.nix
+++ b/pkgs/development/libraries/haskell/operational/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "operational";
-  version = "0.2.2.1";
-  sha256 = "1w4bln8mj4hw5i40amah570p77wimxfpn7l2mmjk9z07zavx1rv2";
+  version = "0.2.3.2";
+  sha256 = "1aj3jhiyz4190b0qmyp684b8lbzrp8jn56s898892rvbp0hxa0pd";
   isLibrary = true;
   isExecutable = true;
   buildDepends = [ mtl random ];