diff --git a/pkgs/development/libraries/haskell/yesod-form/default.nix b/pkgs/development/libraries/haskell/yesod-form/default.nix
index 57f456823c2..80347f5be6e 100644
--- a/pkgs/development/libraries/haskell/yesod-form/default.nix
+++ b/pkgs/development/libraries/haskell/yesod-form/default.nix
@@ -9,8 +9,8 @@
 
 cabal.mkDerivation (self: {
   pname = "yesod-form";
-  version = "1.3.15.2";
-  sha256 = "05r7w65n63qrlvxlm2j4s0vin4p7gc4cqa8j83465mnl1dzxliy1";
+  version = "1.3.15.4";
+  sha256 = "0a3wrc16jxqan0is3nk015k32bgi9fdglzkxpyaqlig6iaafbpil";
   buildDepends = [
     aeson attoparsec blazeBuilder blazeHtml blazeMarkup byteable
     dataDefault emailValidate hamlet networkUri persistent resourcet