diff --git a/json-spec-elm-servant.cabal b/json-spec-elm-servant.cabal
--- a/json-spec-elm-servant.cabal
+++ b/json-spec-elm-servant.cabal
@@ -1,6 +1,6 @@
 cabal-version:       3.0
 name:                json-spec-elm-servant
-version:             0.4.2.1
+version:             0.4.2.2
 synopsis:            Generated elm code for servant APIs.
 description:         Generate Elm encoders, decoders, and API requests
                      for an Servant API, where the shape of the data
@@ -30,7 +30,7 @@
     , elm-syntax           >= 0.3.3.0   && < 0.4
     , filepath             >= 1.4.200.1 && < 1.6
     , http-types           >= 0.12.3    && < 0.13
-    , json-spec            >= 0.3.0.0   && < 1.1
+    , json-spec            >= 0.3.0.0   && < 1.2
     , json-spec-elm        >= 0.4.0.0   && < 0.5
     , mtl                  >= 2.3.1     && < 2.4
     , prettyprinter        >= 1.7.1     && < 1.8