diff --git a/README.md b/README.md
index 67de810..d724344 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,6 @@
 # bun-script
 
+NOTE: use `runts` instand:
+- `runts --runtime-bun script.ts`
+- or `#!/usr/bin/env runts -- --runtime-bun`
+