diff --git a/bin/index.js b/bin/index.js
index 5753bca..4af486a 100644
--- a/bin/index.js
+++ b/bin/index.js
@@ -1,3 +1,5 @@
+#!/usr/bin/env node
+
 const process = require('process');
 const { PythonShell } = require('python-shell');