diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -21,7 +21,7 @@
 #### Example
 
 Here is an example of creating encoders for a set of related data types:
-```
+```haskell
 {-# LANGUAGE DeriveAnyClass #-}
 {-# LANGUAGE DeriveGeneric #-}
 {-# LANGUAGE OverloadedLists #-}
@@ -68,7 +68,7 @@
  - retrieved from a `Aeson` instance: `jsonEncoder @Text`, `jsonEncoder @Int`
 
 Given the list of `encoders` an `Encoder Person` can be retrieved with:
-```
+```haskell
 let encoderPerson = make @(Encoder Person) encoders
 let encoded = encodeValue encoderPerson (Person (Identifier 123) (Email "me@here.com")) :: Value
 ```
@@ -84,7 +84,7 @@
 #### Example
 
 Here is an example of creating decoders for a set of related data types:
-```
+```haskell
 {-# LANGUAGE DeriveAnyClass #-}
 {-# LANGUAGE DeriveGeneric #-}
 {-# LANGUAGE OverloadedLists #-}
@@ -134,7 +134,7 @@
  - retrieved from a `Aeson` instance: `jsonDecoder @Text`, `jsonDecoder @Int`
 
 Given the list of `Decoders` an `Decoder Person` can be retrieved with:
-```
+```haskell
 let decoderPerson = make @(Decoder Person) decoders
 let decoded = decode decoderPerson $ ObjectArray [Number 123, ObjectStr "me@here.com"]
 ```
@@ -144,7 +144,7 @@
 There is a bit of flexibility in the way encoders are created with TemplateHaskell.
 
 A custom `ConstructorsEncoder` can be added to the registry to tweak the generation:
-```
+```haskell
 newtype ConstructorEncoder = ConstructorEncoder
   { encodeConstructor :: Options -> FromConstructor -> (Value, Encoding)
   }
@@ -157,7 +157,7 @@
 #### Generated decoders
 
 The `makeDecoder` function makes the following functions:
-```
+```haskell
 -- makeDecoder ''Identifier
 \(d::Decoder Int) -> Decoder $ \o -> Identifier <$> decode d o
 
@@ -184,7 +184,7 @@
 There is a bit of flexibility in the way decoders are created with TemplateHaskell.
 
 A custom `ConstructorsDecoder` can be added to the registry to tweak the generation:
-```
+```haskell
 newtype ConstructorsDecoder = ConstructorsDecoder
   { decodeConstructors :: Options -> [ConstructorDef] -> Value -> Either Text [ToConstructor]
   }
diff --git a/registry-aeson.cabal b/registry-aeson.cabal
--- a/registry-aeson.cabal
+++ b/registry-aeson.cabal
@@ -1,11 +1,11 @@
 cabal-version: 1.12
 
--- This file has been generated from package.yaml by hpack version 0.34.4.
+-- This file has been generated from package.yaml by hpack version 0.35.0.
 --
 -- see: https://github.com/sol/hpack
 
 name:           registry-aeson
-version:        0.2.1.0
+version:        0.2.2.0
 synopsis:       Aeson encoders / decoders
 description:    This library provides encoders / decoders which can be easily customized for the Aeson format.
 category:       Data
diff --git a/src/Data/Registry/Aeson/Decoder.hs b/src/Data/Registry/Aeson/Decoder.hs
--- a/src/Data/Registry/Aeson/Decoder.hs
+++ b/src/Data/Registry/Aeson/Decoder.hs
@@ -22,7 +22,6 @@
 import Data.List ((\\))
 import Data.Registry
 import Data.Registry.Aeson.TH.Decoder
-import Data.Registry.Internal.Types hiding (Value)
 import qualified Data.Text as T
 import qualified Data.Text.Encoding as T
 import qualified Data.Vector as Vector
diff --git a/src/Data/Registry/Aeson/Encoder.hs b/src/Data/Registry/Aeson/Encoder.hs
--- a/src/Data/Registry/Aeson/Encoder.hs
+++ b/src/Data/Registry/Aeson/Encoder.hs
@@ -22,7 +22,6 @@
 import Data.Functor.Contravariant
 import Data.Registry
 import Data.Registry.Aeson.TH.Encoder
-import Data.Registry.Internal.Types hiding (Value)
 import qualified Data.Vector as V
 import Protolude hiding (Type, list)