diff --git a/pkgs/development/libraries/haskell/uu-parsinglib/default.nix b/pkgs/development/libraries/haskell/uu-parsinglib/default.nix
index 82a4d71bdfa..124d08aabc0 100644
--- a/pkgs/development/libraries/haskell/uu-parsinglib/default.nix
+++ b/pkgs/development/libraries/haskell/uu-parsinglib/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "uu-parsinglib";
-  version = "2.7.3";
-  sha256 = "18387pq6mqg6mns1cd16d22h98mx1xnz584q8w3rmn4cndrk3883";
+  version = "2.7.3.1";
+  sha256 = "11lwf2b4l4sll6xvscv3c2n3kl6hs0s8rplw66cwskcck3mvs7ms";
   buildDepends = [ ListLike time ];
   meta = {
     homepage = "http://www.cs.uu.nl/wiki/bin/view/HUT/ParserCombinators";