diff --git a/lib/app.js b/lib/app.js
old mode 100644
new mode 100755
index a213303f..7c38fac2
--- a/lib/app.js
+++ b/lib/app.js
@@ -1,3 +1,4 @@
+#!/usr/bin/env node
 /*jshint globalstrict: true, white: false, unused:false */
 /*globals require, exports, console, module, process */
 /*