diff --git a/pkgs/development/libraries/haskell/zlib-bindings/default.nix b/pkgs/development/libraries/haskell/zlib-bindings/default.nix
index b5d4fbe83c59..6398ba4b2751 100644
--- a/pkgs/development/libraries/haskell/zlib-bindings/default.nix
+++ b/pkgs/development/libraries/haskell/zlib-bindings/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "zlib-bindings";
-  version = "0.0.0";
-  sha256 = "168sll6mrmcnvdmdx79izqxcrli1s7asp4qilhkqss8w0jlrv1ni";
+  version = "0.0.1";
+  sha256 = "0m8q155yyrd4q1ddfmmhdx88mg1875ywrlr484qwpcyd58gn3bkv";
   isLibrary = true;
   isExecutable = true;
   buildDepends = [ zlib ];