diff --git a/pkgs/development/libraries/haskell/tls/default.nix b/pkgs/development/libraries/haskell/tls/default.nix
index ef0f1bb4dd00..c5e56ec6b809 100644
--- a/pkgs/development/libraries/haskell/tls/default.nix
+++ b/pkgs/development/libraries/haskell/tls/default.nix
@@ -4,8 +4,8 @@
 
 cabal.mkDerivation (self: {
   pname = "tls";
-  version = "0.8.3.2";
-  sha256 = "1g30viz94qhwv3v16d9njrwyqmv0p1hs0r11xmzx0adp806w54z9";
+  version = "0.8.4";
+  sha256 = "1xd6cax4ldvahjjs5kdhcjmy4rx1ywp6r3alaifxbk2397zi7p1v";
   isLibrary = true;
   isExecutable = true;
   buildDepends = [