diff --git a/config.js b/config.js
index eb36c35..dcc4a65 100644
--- a/config.js
+++ b/config.js
@@ -6,7 +6,8 @@ module.exports = {
     outgoingWebhookServer: {
       port: 666,
       domain: 'your.webhook.server.com',
-      hookPath: '/irc-echo'
+      hookPath: '/irc-echo',
+      localhost: 'localhost'
     },
     echoChannel: '#irc-echo',
     botName: 'IRCBot',
diff --git a/lib/slack.js b/lib/slack.js
index 22758e5..b491a9b 100644
--- a/lib/slack.js
+++ b/lib/slack.js
@@ -53,7 +53,7 @@ module.exports = {
 
 /* Slack Outgoing Web Hook listening server */
 
-var server = new Hapi.Server('localhost', config.slack.outgoingWebhookServer.port, {
+var server = new Hapi.Server(config.slack.outgoingWebhookServer.localhost, config.slack.outgoingWebhookServer.port, {
   location: config.slack.outgoingWebhookServer.domain,
 });