diff --git a/app.js b/app.js
index 79677f1..6d8a4c7 100644
--- a/app.js
+++ b/app.js
@@ -33,6 +33,7 @@ var io = require('socket.io')(server);
     
     console.log('Node.js is listening!!');
     socket.on("blink", (arg, callback) => {
+      console.log('sending blink message');
       const message = "blink";
       io.send(message);
     });