diff --git a/pkgs/development/libraries/haskell/yesod-form/default.nix b/pkgs/development/libraries/haskell/yesod-form/default.nix
index 926cba46499f..aca42bfce6ca 100644
--- a/pkgs/development/libraries/haskell/yesod-form/default.nix
+++ b/pkgs/development/libraries/haskell/yesod-form/default.nix
@@ -6,8 +6,8 @@
 
 cabal.mkDerivation (self: {
   pname = "yesod-form";
-  version = "1.3.1";
-  sha256 = "0zkwpymxwxca2p8i0fhq58wq7ic0dlyc3z89ypqglnp6h2mv2lwx";
+  version = "1.3.2.1";
+  sha256 = "0lybrw244y2ca1jvz218jh2kfypj4wblpdvk4n8wllll79dm3pq7";
   buildDepends = [
     aeson attoparsec blazeBuilder blazeHtml blazeMarkup cryptoApi
     dataDefault emailValidate hamlet network persistent resourcet