diff --git a/src/index.ts b/src/index.ts
index e00ecda8..010624a0 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,3 +1,5 @@
+#!/usr/bin/env node
+
 import { Cli } from 'clipanion'
 
 import { BuildCommand } from './build'