diff --git a/pkgs/development/libraries/haskell/persistent-template/default.nix b/pkgs/development/libraries/haskell/persistent-template/default.nix
index 7ea678266f4..47c364d964d 100644
--- a/pkgs/development/libraries/haskell/persistent-template/default.nix
+++ b/pkgs/development/libraries/haskell/persistent-template/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "persistent-template";
-  version = "0.8.1.1";
-  sha256 = "1wl669h8az9wviaq04pwg7w3g5cc90hafn2f1p3jybbif0hpqhks";
+  version = "0.8.1.2";
+  sha256 = "1zrd7v953avmkq40nb7jlsmy45r7dphym3fa6jfqy7d1big1mkzf";
   buildDepends = [ aeson monadControl persistent text transformers ];
   meta = {
     homepage = "http://www.yesodweb.com/book/persistent";