diff --git a/src/dns/digitalocean.js b/src/dns/digitalocean.js
index e97daf784..5829574f2 100644
--- a/src/dns/digitalocean.js
+++ b/src/dns/digitalocean.js
@@ -10,7 +10,7 @@ exports = module.exports = {
     verifyDnsConfig
 };
 
-var assert = require('assert'),
+const assert = require('assert'),
     async = require('async'),
     BoxError = require('../boxerror.js'),
     constants = require('../constants.js'),
@@ -22,7 +22,7 @@ var assert = require('assert'),
     util = require('util'),
     waitForDns = require('./waitfordns.js');
 
-var DIGITALOCEAN_ENDPOINT = 'https://api.digitalocean.com';
+const DIGITALOCEAN_ENDPOINT = 'https://api.digitalocean.com';
 
 function formatError(response) {
     return util.format('DigitalOcean DNS error [%s] %j', response.statusCode, response.body);