diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # Revision history for siren-json
 
+## 0.1.0.2  -- 2017-11-19
+
+* use network-uri-json package
+
 ## 0.1.0.1  -- 2017-11-11
 
 * add shrink methods to Arbitrary instances
diff --git a/siren-json.cabal b/siren-json.cabal
--- a/siren-json.cabal
+++ b/siren-json.cabal
@@ -1,5 +1,5 @@
 name:                siren-json
-version:             0.1.0.1
+version:             0.1.0.2
 synopsis:            Siren Tools for Haskell
 
 description:         
@@ -44,7 +44,6 @@
   other-modules:
       External.Network.HTTP.Media.MediaType.JSON
     , External.Network.HTTP.Types.Method.JSON
-    , External.Network.URI.JSON
 
   build-depends:
       aeson                >= 0.8 && < 1.2
@@ -54,6 +53,7 @@
     , http-media           == 0.6.*
     , http-types           == 0.9.*
     , network-uri          == 2.6.*
+    , network-uri-json     == 0.1.*
     , text                 == 1.2.*
     , unordered-containers == 0.2.*
 
@@ -86,8 +86,6 @@
     , External.Network.HTTP.Types.Method.JSONSpec
     , External.Network.URI.Arbitrary
     , External.Network.URI.ArbitrarySpec
-    , External.Network.URI.JSON
-    , External.Network.URI.JSONSpec
 
   build-tool-depends:
       hspec-discover:hspec-discover == 2.4.*
@@ -102,6 +100,7 @@
     , http-media           == 0.6.*
     , http-types           == 0.9.*
     , network-uri          == 2.6.*
+    , network-uri-json     == 0.1.*
     , QuickCheck           == 2.9.*
     , quickcheck-instances == 0.3.*
     , test-invariant       == 0.4.*
diff --git a/src/Data/SirenJSON.hs b/src/Data/SirenJSON.hs
--- a/src/Data/SirenJSON.hs
+++ b/src/Data/SirenJSON.hs
@@ -22,6 +22,7 @@
 import Data.Text (Text)
 import Network.HTTP.Media (MediaType)
 import Network.HTTP.Types (StdMethod (GET))
+import Network.URI.JSON ()
 import Network.URI (URI)
 
 import qualified Data.HashMap.Lazy as HashMap (fromList)
@@ -29,7 +30,6 @@
 
 import External.Network.HTTP.Media.MediaType.JSON ()
 import External.Network.HTTP.Types.Method.JSON ()
-import External.Network.URI.JSON ()
 
 -- * Core Data Types
 
diff --git a/src/External/Network/URI/JSON.hs b/src/External/Network/URI/JSON.hs
deleted file mode 100644
--- a/src/External/Network/URI/JSON.hs
+++ /dev/null
@@ -1,23 +0,0 @@
-{-# OPTIONS_GHC -fno-warn-orphans #-}
-
-{-# LANGUAGE OverloadedStrings #-}
-
-{-|
-Module      : External.Network.URI.JSON
-Description : URI FromJSON and ToJSON Instances
-Copyright   : (c) Alex Brandt, 2017
-License     : MIT
-
-URI Instances for FromJSON and ToJSON
--}
-module External.Network.URI.JSON where
-
-import Data.Aeson (FromJSON (parseJSON), ToJSON (toJSON), withText)
-import Data.Text (unpack)
-import Network.URI (parseURIReference, URI, uriToString)
-
-instance FromJSON URI where
-  parseJSON = withText "URI" $ maybe (fail "invalid URI") return . parseURIReference . unpack
-
-instance ToJSON URI where
-  toJSON u = toJSON $ uriToString id u ""
diff --git a/test/External/Network/URI/JSONSpec.hs b/test/External/Network/URI/JSONSpec.hs
deleted file mode 100644
--- a/test/External/Network/URI/JSONSpec.hs
+++ /dev/null
@@ -1,27 +0,0 @@
-{-|
-Module      : External.Network.URI.JSONSpec
-Description : Tests for External.Network.URI.JSON
-Copyright   : (c) Alex Brandt, 2017
-License     : MIT
-
-Tests for "External.Network.URI.JSON".
--}
-module External.Network.URI.JSONSpec (main, spec) where
-
-import Data.Aeson (decode, encode)
-import Data.Maybe (fromJust)
-import Network.URI (URI)
-import Test.Hspec (describe, hspec, Spec)
-import Test.Hspec.QuickCheck (prop)
-import Test.Invariant ((<=>))
-
-import External.Network.URI.Arbitrary ()
-import External.Network.URI.JSON ()
-
-main :: IO ()
-main = hspec spec
-
-spec :: Spec
-spec =
-  describe "properties" $
-    prop "fromJust . decode . encode == id" (fromJust . decode . encode <=> id :: URI -> Bool)