diff --git a/specifications/z_complex_self_made_example.yml b/specifications/z_complex_self_made_example.yml
index 2ca9a89..f14d84c 100644
--- a/specifications/z_complex_self_made_example.yml
+++ b/specifications/z_complex_self_made_example.yml
@@ -371,6 +371,10 @@ components:
       items:
         type: string
       minItems: 1
+    Value:
+      type: string
+      enum:
+        - yyy
     CoverType:
       type: object
       properties:
@@ -388,6 +392,7 @@ components:
             - $ref: '#/components/schemas/Test8'
             - $ref: '#/components/schemas/Test9'
             - $ref: '#/components/schemas/Test10'
+            - $ref: '#/components/schemas/Value'
   parameters:
     PetParameters:
       name: petId
diff --git a/testing/golden-output/openapi.cabal b/testing/golden-output/openapi.cabal
index a855e75..8aa500c 100755
--- a/testing/golden-output/openapi.cabal
+++ b/testing/golden-output/openapi.cabal
@@ -26,6 +26,7 @@ library
       OpenAPI.Types.Test7
       OpenAPI.Types.Test8
       OpenAPI.Types.Test9
+      OpenAPI.Types.Value
       OpenAPI.Configuration
       OpenAPI.SecuritySchemes
       OpenAPI.Common
diff --git a/testing/golden-output/src/OpenAPI.hs b/testing/golden-output/src/OpenAPI.hs
index 8bf8e6f..5b10b94 100755
--- a/testing/golden-output/src/OpenAPI.hs
+++ b/testing/golden-output/src/OpenAPI.hs
@@ -21,6 +21,7 @@ module OpenAPI (
   module OpenAPI.Types.Test7,
   module OpenAPI.Types.Test8,
   module OpenAPI.Types.Test9,
+  module OpenAPI.Types.Value,
   module OpenAPI.Configuration,
   module OpenAPI.SecuritySchemes,
   module OpenAPI.Common,
@@ -45,6 +46,7 @@ import OpenAPI.Types.Test6
 import OpenAPI.Types.Test7
 import OpenAPI.Types.Test8
 import OpenAPI.Types.Test9
+import OpenAPI.Types.Value
 import OpenAPI.Configuration
 import OpenAPI.SecuritySchemes
 import OpenAPI.Common
diff --git a/testing/golden-output/src/OpenAPI/Types.hs b/testing/golden-output/src/OpenAPI/Types.hs
index 0313139..d77d335 100755
--- a/testing/golden-output/src/OpenAPI/Types.hs
+++ b/testing/golden-output/src/OpenAPI/Types.hs
@@ -13,6 +13,7 @@ module OpenAPI.Types (
   module OpenAPI.Types.Test7,
   module OpenAPI.Types.Test8,
   module OpenAPI.Types.Test9,
+  module OpenAPI.Types.Value,
   ) where
 
 import OpenAPI.TypeAlias
@@ -26,3 +27,4 @@ import OpenAPI.Types.Test6
 import OpenAPI.Types.Test7
 import OpenAPI.Types.Test8
 import OpenAPI.Types.Test9
+import OpenAPI.Types.Value
diff --git a/testing/golden-output/src/OpenAPI/Types/CoverType.hs b/testing/golden-output/src/OpenAPI/Types/CoverType.hs
index 9d3c525..5eb3353 100755
--- a/testing/golden-output/src/OpenAPI/Types/CoverType.hs
+++ b/testing/golden-output/src/OpenAPI/Types/CoverType.hs
@@ -38,6 +38,7 @@ import {-# SOURCE #-} OpenAPI.Types.Test6
 import {-# SOURCE #-} OpenAPI.Types.Test7
 import {-# SOURCE #-} OpenAPI.Types.Test8
 import {-# SOURCE #-} OpenAPI.Types.Test9
+import {-# SOURCE #-} OpenAPI.Types.Value
 
 -- | Defines the object schema located at @components.schemas.CoverType@ in the specification.
 -- 
@@ -71,6 +72,7 @@ data CoverTypeCoverVariants =
   | CoverTypeCoverTest8 Test8
   | CoverTypeCoverTest9 Test9
   | CoverTypeCoverTest10 Test10
+  | CoverTypeCoverValue Value
   deriving (GHC.Show.Show, GHC.Classes.Eq)
 instance Data.Aeson.Types.ToJSON.ToJSON CoverTypeCoverVariants
     where {toJSON (CoverTypeCoverPetByAge a) = Data.Aeson.Types.ToJSON.toJSON a;
@@ -84,8 +86,9 @@ instance Data.Aeson.Types.ToJSON.ToJSON CoverTypeCoverVariants
            toJSON (CoverTypeCoverTest7 a) = Data.Aeson.Types.ToJSON.toJSON a;
            toJSON (CoverTypeCoverTest8 a) = Data.Aeson.Types.ToJSON.toJSON a;
            toJSON (CoverTypeCoverTest9 a) = Data.Aeson.Types.ToJSON.toJSON a;
-           toJSON (CoverTypeCoverTest10 a) = Data.Aeson.Types.ToJSON.toJSON a}
+           toJSON (CoverTypeCoverTest10 a) = Data.Aeson.Types.ToJSON.toJSON a;
+           toJSON (CoverTypeCoverValue a) = Data.Aeson.Types.ToJSON.toJSON a}
 instance Data.Aeson.Types.FromJSON.FromJSON CoverTypeCoverVariants
-    where {parseJSON val = case (CoverTypeCoverPetByAge Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverMischling Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest2 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest3 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest4 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest5 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest6 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest7 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest8 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest9 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest10 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> Data.Aeson.Types.Internal.Error "No variant matched"))))))))))) of
+    where {parseJSON val = case (CoverTypeCoverPetByAge Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverMischling Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest2 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest3 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest4 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest5 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest6 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest7 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest8 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest9 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverTest10 Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> ((CoverTypeCoverValue Data.Functor.<$> Data.Aeson.Types.FromJSON.fromJSON val) GHC.Base.<|> Data.Aeson.Types.Internal.Error "No variant matched")))))))))))) of
                            {Data.Aeson.Types.Internal.Success a -> GHC.Base.pure a;
                             Data.Aeson.Types.Internal.Error a -> Control.Monad.Fail.fail a}}
diff --git a/testing/golden-output/src/OpenAPI/Types/Value.hs b/testing/golden-output/src/OpenAPI/Types/Value.hs
new file mode 100755
index 0000000..0f11e8b
--- /dev/null
+++ b/testing/golden-output/src/OpenAPI/Types/Value.hs
@@ -0,0 +1,50 @@
+-- CHANGE WITH CAUTION: This is a generated code file generated by https://github.com/Haskell-OpenAPI-Code-Generator/Haskell-OpenAPI-Client-Code-Generator.
+
+{-# LANGUAGE OverloadedStrings #-}
+{-# LANGUAGE MultiWayIf #-}
+
+-- | Contains the types generated from the schema Value
+module OpenAPI.Types.Value where
+
+import qualified Prelude as GHC.Integer.Type
+import qualified Prelude as GHC.Maybe
+import qualified Control.Monad.Fail
+import qualified Data.Aeson
+import qualified Data.Aeson as Data.Aeson.Encoding.Internal
+import qualified Data.Aeson as Data.Aeson.Types
+import qualified Data.Aeson as Data.Aeson.Types.FromJSON
+import qualified Data.Aeson as Data.Aeson.Types.ToJSON
+import qualified Data.Aeson as Data.Aeson.Types.Internal
+import qualified Data.ByteString
+import qualified Data.ByteString as Data.ByteString.Internal
+import qualified Data.Foldable
+import qualified Data.Functor
+import qualified Data.Maybe
+import qualified Data.Scientific
+import qualified Data.Text
+import qualified Data.Text as Data.Text.Internal
+import qualified Data.Time.Calendar as Data.Time.Calendar.Days
+import qualified Data.Time.LocalTime as Data.Time.LocalTime.Internal.ZonedTime
+import qualified GHC.Base
+import qualified GHC.Classes
+import qualified GHC.Int
+import qualified GHC.Show
+import qualified GHC.Types
+import qualified OpenAPI.Common
+import OpenAPI.TypeAlias
+
+-- | Defines the enum schema located at @components.schemas.Value@ in the specification.
+-- 
+-- 
+data Value =
+   ValueOther Data.Aeson.Types.Internal.Value -- ^ This case is used if the value encountered during decoding does not match any of the provided cases in the specification.
+  | ValueTyped Data.Text.Internal.Text -- ^ This constructor can be used to send values to the server which are not present in the specification yet.
+  | ValueEnumYyy -- ^ Represents the JSON value @"yyy"@
+  deriving (GHC.Show.Show, GHC.Classes.Eq)
+instance Data.Aeson.Types.ToJSON.ToJSON Value
+    where {toJSON (ValueOther val) = val;
+           toJSON (ValueTyped val) = Data.Aeson.Types.ToJSON.toJSON val;
+           toJSON (ValueEnumYyy) = "yyy"}
+instance Data.Aeson.Types.FromJSON.FromJSON Value
+    where {parseJSON val = GHC.Base.pure (if | val GHC.Classes.== "yyy" -> ValueEnumYyy
+                                             | GHC.Base.otherwise -> ValueOther val)}
diff --git a/testing/golden-output/src/OpenAPI/Types/Value.hs-boot b/testing/golden-output/src/OpenAPI/Types/Value.hs-boot
new file mode 100755
index 0000000..435a53d
--- /dev/null
+++ b/testing/golden-output/src/OpenAPI/Types/Value.hs-boot
@@ -0,0 +1,8 @@
+module OpenAPI.Types.Value where
+import qualified Data.Aeson
+import qualified OpenAPI.Common
+data Value
+instance Show Value
+instance Eq Value
+instance Data.Aeson.FromJSON Value
+instance Data.Aeson.ToJSON Value