diff --git a/pkgs/development/libraries/haskell/wai-handler-fastcgi/default.nix b/pkgs/development/libraries/haskell/wai-handler-fastcgi/default.nix
index 6612003fa2e..9767f2d7750 100644
--- a/pkgs/development/libraries/haskell/wai-handler-fastcgi/default.nix
+++ b/pkgs/development/libraries/haskell/wai-handler-fastcgi/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "wai-handler-fastcgi";
-  version = "2.0.0";
-  sha256 = "1pqiqx1wq2iv705f8bd4sxmjmmkkxiw4g6a9dpwnawwb5n0d88nl";
+  version = "2.0.0.1";
+  sha256 = "14jsibsqfj6z5yqgdrh43aiqps1yldxkgn6fkj4i80zxk099nbxp";
   buildDepends = [ wai waiExtra ];
   extraLibraries = [ fcgi ];
   meta = {