diff --git a/src/dns/digitalocean.js b/src/dns/digitalocean.js
index 34a29767e..6b3a23e9f 100644
--- a/src/dns/digitalocean.js
+++ b/src/dns/digitalocean.js
@@ -18,13 +18,12 @@ const assert = require('assert'),
     dns = require('../dns.js'),
     safe = require('safetydance'),
     superagent = require('superagent'),
-    util = require('util'),
     waitForDns = require('./waitfordns.js');
 
 const DIGITALOCEAN_ENDPOINT = 'https://api.digitalocean.com';
 
 function formatError(response) {
-    return util.format('DigitalOcean DNS error [%s] %j', response.statusCode, response.body);
+    return `DigitalOcean DNS error ${response.statusCode} ${JSON.stringify(response.body)}`;
 }
 
 function removePrivateFields(domainObject) {