diff --git a/packages/openapi-to-ts/bin/openapi-to-ts.ts b/packages/openapi-to-ts/bin/openapi-to-ts.ts
index ddbffd4..25765c6 100644
--- a/packages/openapi-to-ts/bin/openapi-to-ts.ts
+++ b/packages/openapi-to-ts/bin/openapi-to-ts.ts
@@ -1,3 +1,5 @@
+#!/usr/bin/env node
+
 import { cli } from 'cleye'
 import { gracefulExit } from 'exit-hook'