diff --git a/loader.js b/loader.js
index 56f09f19d2..9435b63f3a 100644
--- a/loader.js
+++ b/loader.js
@@ -188,12 +188,12 @@ function forkWorker(index, isPrimary) {
 }
 
 function getPorts() {
-	var url = nconf.get('url');
-	if (!url) {
+	var _url = nconf.get('url');
+	if (!_url) {
 		console.log('[cluster] url is undefined, please check your config.json');
 		process.exit();
 	}
-	var urlObject = url.parse(url);
+	var urlObject = url.parse(_url);
 	var port = nconf.get('port') || nconf.get('PORT') || urlObject.port || 4567;
 	if (!Array.isArray(port)) {
 		port = [port];
diff --git a/src/database/mongo.js b/src/database/mongo.js
index a9ada1d424..e031132b99 100644
--- a/src/database/mongo.js
+++ b/src/database/mongo.js
@@ -142,7 +142,9 @@
 
 					async.apply(createIndex, 'searchpost', {content: 'text', uid: 1, cid: 1}, {background: true}),
 					async.apply(createIndex, 'searchpost', {id: 1}, {background: true})
-				], callback);
+				], function(err) {
+					callback(err);
+				});
 			}
 
 			function createIndex(collection, index, options, callback) {
diff --git a/src/webserver.js b/src/webserver.js
index 4e7dc896a8..7e8e01ed92 100644
--- a/src/webserver.js
+++ b/src/webserver.js
@@ -106,7 +106,7 @@ function initializeNodeBB(callback) {
 				middleware: middleware
 			}, next);
 		},
-		function(results, next) {
+		function(next) {
 			routes(app, middleware);
 			next();
 		}