diff --git a/pkgs/development/libraries/haskell/warp-tls/default.nix b/pkgs/development/libraries/haskell/warp-tls/default.nix
index c93352cf65c7..c21e3b0d4328 100644
--- a/pkgs/development/libraries/haskell/warp-tls/default.nix
+++ b/pkgs/development/libraries/haskell/warp-tls/default.nix
@@ -4,8 +4,8 @@
 
 cabal.mkDerivation (self: {
   pname = "warp-tls";
-  version = "2.0.2";
-  sha256 = "02wj9hwxd0x49g7kl68h3r4b9hc29yqfjagyybnr42xzwl6bdpyg";
+  version = "2.0.3.1";
+  sha256 = "1cyf4syblisi5hana7h2g72yyrjln40v3b6jq2253nglqip79l5w";
   buildDepends = [
     conduit cprngAes dataDefaultClass network networkConduit tls
     transformers wai warp