diff --git a/pkgs/development/libraries/haskell/monad-supply/default.nix b/pkgs/development/libraries/haskell/monad-supply/default.nix
index d2b2266b681..e8c598d3a30 100644
--- a/pkgs/development/libraries/haskell/monad-supply/default.nix
+++ b/pkgs/development/libraries/haskell/monad-supply/default.nix
@@ -4,13 +4,12 @@
 
 cabal.mkDerivation (self: {
   pname = "monad-supply";
-  version = "0.5";
-  sha256 = "1f4l7sh0p7cxlg3wr5agpflycl4g9zh8chc4bilzglwx3xffbqqp";
+  version = "0.6";
+  sha256 = "1gg4r7fwaq2fa0lz8pz301mk3q16xpbs7qv54hhggxrv3i1h33ir";
   buildDepends = [ mtl ];
   meta = {
     description = "Stateful supply monad";
     license = "unknown";
     platforms = self.ghc.meta.platforms;
-    broken = true;
   };
 })