diff --git a/pkgs/development/libraries/haskell/ghc-heap-view/default.nix b/pkgs/development/libraries/haskell/ghc-heap-view/default.nix
index 87339145d6d..6e7450d099a 100644
--- a/pkgs/development/libraries/haskell/ghc-heap-view/default.nix
+++ b/pkgs/development/libraries/haskell/ghc-heap-view/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "ghc-heap-view";
-  version = "0.5";
-  sha256 = "00sibiqq95xnjpf9gy0dajvpmmz3rxvi3lhm56vfds7ddnyxpv0c";
+  version = "0.5.0.1";
+  sha256 = "1zqzv6r4nkzam51bb6pp2i1kkzhx5mnaqcn8wzr0hxbi5lc1088h";
   buildDepends = [ binary transformers ];
   meta = {
     description = "Extract the heap representation of Haskell values and thunks";