diff --git a/pkgs/development/libraries/haskell/atomic-primops/default.nix b/pkgs/development/libraries/haskell/atomic-primops/default.nix
index 127ee2b326c..466a4429091 100644
--- a/pkgs/development/libraries/haskell/atomic-primops/default.nix
+++ b/pkgs/development/libraries/haskell/atomic-primops/default.nix
@@ -4,8 +4,8 @@
 
 cabal.mkDerivation (self: {
   pname = "atomic-primops";
-  version = "0.6.0.5";
-  sha256 = "0xyvadhmhk2b6y6p52cfbjx1hs3zfcwfa5wx6cypaq4yi3csyl5k";
+  version = "0.6.0.6";
+  sha256 = "10i9s6d9951z9bf88w1vxcfb9z9axm2q4kf8wy6zd5gcc8hm7wcb";
   buildDepends = [ primitive ];
   meta = {
     homepage = "https://github.com/rrnewton/haskell-lockfree/wiki";