diff --git a/software/card9.js b/software/card9.js
old mode 100644
new mode 100755
index 0a15414..8473824
--- a/software/card9.js
+++ b/software/card9.js
@@ -1,3 +1,4 @@
+#!/usr/bin/env node
 var net = require('net');
 var config = require('./config');
 var logger = require('./logger');