diff --git a/app/server/app.js b/app/server/app.js
index 939618b..4bf0cf6 100644
--- a/app/server/app.js
+++ b/app/server/app.js
@@ -3,6 +3,7 @@
 // app.js
 
 var path = require('path')
+var fs = require('fs')
 var nodeRoot = path.dirname(require.main.filename)
 var configPath = path.join(nodeRoot, 'config.json')
 var publicPath = path.join(nodeRoot, 'client', 'public')