diff --git a/pkgs/development/libraries/haskell/rest-types/default.nix b/pkgs/development/libraries/haskell/rest-types/default.nix
index 65e221b43cd..23a112730ba 100644
--- a/pkgs/development/libraries/haskell/rest-types/default.nix
+++ b/pkgs/development/libraries/haskell/rest-types/default.nix
@@ -6,8 +6,8 @@
 
 cabal.mkDerivation (self: {
   pname = "rest-types";
-  version = "1.11";
-  sha256 = "16ki6sqi88s8ykwdhsk0xparvv90zzj4jidk0mhsd2wi3l4w1l6i";
+  version = "1.11.1";
+  sha256 = "1dqjch3h3hv4s1v0wkbd4spn26f068bqpsz6mr0vdacdbhjwnigg";
   buildDepends = [
     aeson genericAeson hxt jsonSchema mtl regular regularXmlpickler
     restStringmap text uuid