diff --git a/CHANGELOG.md b/CHANGELOG.md
index 24814be..2f3492f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.6.2.2]
+
+- Added JSON instances for `ZcashNet`
+
 ## [0.6.2.1]
 
 ### Changed
diff --git a/src/ZcashHaskell/Types.hs b/src/ZcashHaskell/Types.hs
index af60f0f..f806413 100644
--- a/src/ZcashHaskell/Types.hs
+++ b/src/ZcashHaskell/Types.hs
@@ -90,7 +90,7 @@ data ZcashNet
   = MainNet
   | TestNet
   | RegTestNet
-  deriving (Eq, Prelude.Show, Read)
+  deriving (Eq, Prelude.Show, Read, GHC.Generic, ToJSON, FromJSON)
 
 type AccountId = Int