diff --git a/lib/wallet/walletkey.js b/lib/wallet/walletkey.js
index 0c98affb..19510216 100644
--- a/lib/wallet/walletkey.js
+++ b/lib/wallet/walletkey.js
@@ -7,10 +7,11 @@
 
 'use strict';
 
-var KeyRing = require('../primitives/keyring');
 var util = require('../utils/util');
-var Path = require('./path');
+var Address = require('../primitives/address');
+var KeyRing = require('../primitives/keyring');
 var Script = require('../script/script');
+var Path = require('./path');
 
 /**
  * Represents a key ring which amounts to an address.
@@ -133,7 +134,7 @@ WalletKey.prototype.toJSON = function toJSON() {
     publicKey: this.publicKey.toString('hex'),
     script: this.script ? this.script.toRaw().toString('hex') : null,
     program: this.witness ? this.getProgram().toRaw().toString('hex') : null,
-    type: Script.typesByVal[this.getType()].toLowerCase(),
+    type: Address.typesByVal[this.getType()].toLowerCase(),
     address: this.getAddress('string')
   };
 };