diff --git a/pkgs/development/libraries/haskell/yesod-form/default.nix b/pkgs/development/libraries/haskell/yesod-form/default.nix
index f8645b3d108..f052a38357d 100644
--- a/pkgs/development/libraries/haskell/yesod-form/default.nix
+++ b/pkgs/development/libraries/haskell/yesod-form/default.nix
@@ -8,8 +8,8 @@
 
 cabal.mkDerivation (self: {
   pname = "yesod-form";
-  version = "1.4.1.1";
-  sha256 = "0as2hgl78hqyci0f9ysa7sy3r7c8vq1a0a0y7wpbybz0c4690pqi";
+  version = "1.4.3";
+  sha256 = "08ivcqq4glyyvjm60fsmd4linqr6kkh6wn4bbcpzinvpv6asr6mr";
   buildDepends = [
     aeson attoparsec blazeBuilder blazeHtml blazeMarkup byteable
     dataDefault emailValidate networkUri persistent resourcet