diff --git a/pkgs/development/libraries/haskell/tls/default.nix b/pkgs/development/libraries/haskell/tls/default.nix
index 082a4b75cc6..72466f5d8e8 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 = "1.0.2";
-  sha256 = "0fkbh89j4gpwq45hv88axcdy7hxhvj1wj14nf7ma8wzaga2p4m75";
+  version = "1.0.3";
+  sha256 = "14wgwz032skkgkxg2lyh8kwg1fkapmlg2jh74czbacvnssc2iidb";
   isLibrary = true;
   isExecutable = true;
   buildDepends = [