diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,14 @@
 
 ## [Unreleased]
 
+## [0.2.1] - 2019-07-05
+
+# Added
+
+- #192 Add Secrets.SigningKey abstraction @robert
+- #180 support servant 0.16 @domenkozar
+
+
 ## [0.2.0] - 2019-03-04
 
 # Added
diff --git a/cachix-api.cabal b/cachix-api.cabal
--- a/cachix-api.cabal
+++ b/cachix-api.cabal
@@ -1,6 +1,6 @@
 cabal-version:  2.2
 name:           cachix-api
-version:        0.2.0
+version:        0.2.1
 synopsis:       Servant HTTP API specification for https://cachix.org
 homepage:       https://github.com/cachix/cachix#readme
 bug-reports:    https://github.com/cachix/cachix/issues
diff --git a/src/Cachix/Types/SigningKeyCreate.hs b/src/Cachix/Types/SigningKeyCreate.hs
--- a/src/Cachix/Types/SigningKeyCreate.hs
+++ b/src/Cachix/Types/SigningKeyCreate.hs
@@ -9,7 +9,7 @@
 import           Data.Text                      ( Text )
 import           GHC.Generics                   ( Generic )
 
-
+-- | Conveys that a signing secret key was created, by sharing the public key.
 newtype SigningKeyCreate = SigningKeyCreate
   { publicKey :: Text
   } deriving (Show, Generic, FromJSON, ToJSON, ToSchema)
diff --git a/src/Cachix/Types/SwaggerOrphans.hs b/src/Cachix/Types/SwaggerOrphans.hs
--- a/src/Cachix/Types/SwaggerOrphans.hs
+++ b/src/Cachix/Types/SwaggerOrphans.hs
@@ -1,5 +1,6 @@
 {-# OPTIONS_GHC -fno-warn-orphans #-}
 {-# LANGUAGE DataKinds #-}
+{-# LANGUAGE CPP #-}
 {-# LANGUAGE TypeOperators #-}
 {-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE MultiParamTypeClasses #-}
@@ -20,4 +21,6 @@
   -- TODO: Proxy o
 
 -- https://github.com/haskell-servant/servant/pull/1090
+#if !MIN_VERSION_servant_client(0,16,0)
 instance NFData NoContent
+#endif