diff --git a/pkgs/development/libraries/haskell/yesod-persistent/default.nix b/pkgs/development/libraries/haskell/yesod-persistent/default.nix
index 64a2bd7730f7..fdfd55272470 100644
--- a/pkgs/development/libraries/haskell/yesod-persistent/default.nix
+++ b/pkgs/development/libraries/haskell/yesod-persistent/default.nix
@@ -7,8 +7,8 @@
 
 cabal.mkDerivation (self: {
   pname = "yesod-persistent";
-  version = "1.2.3";
-  sha256 = "1kdspz6y32r8kl0qk89hgwi4n6dnxch7wriv829cnwqm0bzjfdpw";
+  version = "1.2.3.1";
+  sha256 = "1mmy1l91ksjvwi2zr1wnb50vshs4pdri9rcaracwrnrmdpbmyy3s";
   buildDepends = [
     blazeBuilder conduit persistent persistentTemplate resourcePool
     resourcet transformers yesodCore