diff --git a/express-helloworld/app.js b/express-helloworld/app.js
index 782ccf037..d7b3ab096 100644
--- a/express-helloworld/app.js
+++ b/express-helloworld/app.js
@@ -8,4 +8,6 @@ app.get('/', function (req, res) {
 app.listen(8080, function () {
   console.log('Example app listening on port 8080!');
 });
-
+app.get('/mars', function(req, res) {
+  res.send('Hello Mars!\n');
+});