diff --git a/README.md b/README.md
index 2a4f246..013fc15 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,10 @@
 # mention-all-the-bot-go
 
 Implementation of [mention-all-the-bot](https://github.com/pischule/mention-all-bot) in Go
+
+## how to run this
+
+```bash
+$ export TOKEN=???????
+$ go run main.go
+```