diff --git a/app.js b/app.js
index f344cd4b30..af9683eb3f 100644
--- a/app.js
+++ b/app.js
@@ -108,17 +108,17 @@ function start() {
 	loadConfig();
 
 	if (!cluster.isWorker || process.env.cluster_setup === 'true') {
-		winston.info('Time: ' + new Date());
-		winston.info('Initializing NodeBB v' + pkg.version);
-		winston.info('* using configuration stored in: ' + configFile);
+		winston.info('Time: %s', (new Date()).toString());
+		winston.info('Initializing NodeBB v%s', pkg.version);
+		winston.info('* using configuration stored in: %s', configFile);
 	}
 
 	if (cluster.isWorker && process.env.cluster_setup === 'true') {
 		var host = nconf.get(nconf.get('database') + ':host'),
 			storeLocation = host ? 'at ' + host + (host.indexOf('/') === -1 ? ':' + nconf.get(nconf.get('database') + ':port') : '') : '';
 
-		winston.info('* using ' + nconf.get('database') +' store ' + storeLocation);
-		winston.info('* using themes stored in: ' + nconf.get('themes_path'));
+		winston.info('* using %s store %s', nconf.get('database'), storeLocation);
+		winston.info('* using themes stored in: %s', nconf.get('themes_path'));
 	}
 
 	require('./src/database').init(function(err) {
@@ -170,12 +170,12 @@ function start() {
 							case 'js-propagate':
 								meta.js.cache = message.cache;
 								meta.js.map = message.map;
-								winston.info('[cluster] Client-side javascript and mapping propagated to worker ' + cluster.worker.id);
+								winston.info('[cluster] Client-side javascript and mapping propagated to worker %s', cluster.worker.id);
 							break;
 							case 'css-propagate':
 								meta.css.cache = message.cache;
 								meta.css.acpCache = message.acpCache;
-								winston.info('[cluster] Stylesheets propagated to worker ' + cluster.worker.id);
+								winston.info('[cluster] Stylesheets propagated to worker %s', cluster.worker.id);
 							break;
 						}
 					});
@@ -265,7 +265,7 @@ function reset() {
 				if (!err) {
 					winston.info('[reset] Reset complete.');
 				} else {
-					winston.error('[reset] Errors were encountered while resetting your forum settings: ' + err.message);
+					winston.error('[reset] Errors were encountered while resetting your forum settings: %s', err.message);
 				}
 				process.exit();
 			});
@@ -311,14 +311,14 @@ function resetPlugin(pluginId) {
 	var db = require('./src/database');
 	db.setRemove('plugins:active', pluginId, function(err, result) {
 		if (err || result !== 1) {
-			winston.error('[reset] Could not disable plugin: ' + pluginId);
+			winston.error('[reset] Could not disable plugin: %s', pluginId);
 			if (err) {
-				winston.error('[reset] Encountered error: ' + err.message);
+				winston.error('[reset] Encountered error: %s', err.message);
 			} else {
 				winston.info('[reset] Perhaps it has already been disabled?');
 			}
 		} else {
-			winston.info('[reset] Plugin `' + pluginId + '` disabled');
+			winston.info('[reset] Plugin `%s` disabled', pluginId);
 		}
 
 		process.exit();