diff --git a/pkgs/development/libraries/haskell/yesod-routes/default.nix b/pkgs/development/libraries/haskell/yesod-routes/default.nix
index 3d99c717999..ec09a68e32c 100644
--- a/pkgs/development/libraries/haskell/yesod-routes/default.nix
+++ b/pkgs/development/libraries/haskell/yesod-routes/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "yesod-routes";
-  version = "1.1.1";
-  sha256 = "0p85dcabc9yi01rnjqpibxq1c8gkzjx7s83w5qy4d0h8xvhn93ic";
+  version = "1.1.1.1";
+  sha256 = "10cy50dnhbhwi0yspq0x06gzqpmhkalqq1sww2wjpv13hp53pq3m";
   buildDepends = [ pathPieces text vector ];
   meta = {
     homepage = "http://www.yesodweb.com/";