diff --git a/pkgs/development/libraries/haskell/yesod-auth/default.nix b/pkgs/development/libraries/haskell/yesod-auth/default.nix
index 87cbe9f3d438..d6bab2c5da53 100644
--- a/pkgs/development/libraries/haskell/yesod-auth/default.nix
+++ b/pkgs/development/libraries/haskell/yesod-auth/default.nix
@@ -8,8 +8,8 @@
 
 cabal.mkDerivation (self: {
   pname = "yesod-auth";
-  version = "1.2.4";
-  sha256 = "1bpcz8ihjqdhyxxm4ib4yhgj5h491lxv34mpc3x55wl2daq731qi";
+  version = "1.2.4.1";
+  sha256 = "05csxa0mgqnam375fq38r0rl51zdjq0bki2dzrr99469mg33fzh4";
   buildDepends = [
     aeson authenticate blazeHtml blazeMarkup dataDefault emailValidate
     fileEmbed hamlet httpConduit httpTypes liftedBase mimeMail network