diff --git a/pkgs/development/libraries/haskell/http-conduit/default.nix b/pkgs/development/libraries/haskell/http-conduit/default.nix
index aada13af06ae..5009d4132de9 100644
--- a/pkgs/development/libraries/haskell/http-conduit/default.nix
+++ b/pkgs/development/libraries/haskell/http-conduit/default.nix
@@ -8,8 +8,8 @@
 
 cabal.mkDerivation (self: {
   pname = "http-conduit";
-  version = "1.8.6.2";
-  sha256 = "0b9iw8gq0kyfmnpv1jba2dx8rik9136zx5q9xdyvy0lczdgb8i09";
+  version = "1.8.6.3";
+  sha256 = "0ykwfii3qcj77ai0jafgbf5017mckz51gmbk3m8kwm1z6dalb27r";
   buildDepends = [
     asn1Data attoparsec attoparsecConduit base64Bytestring blazeBuilder
     blazeBuilderConduit caseInsensitive certificate conduit cookie