diff --git a/bot.go b/bot.go
index 03bfb03..6d63fd0 100644
--- a/bot.go
+++ b/bot.go
@@ -20,7 +20,19 @@ func StartBot() {
 
 	failOnError(err, "StartBot")
 
-	b.Handle("/hello", botHello)
+	b.Handle("/hello", func(m *tb.Message) {
+		fmt.Println("botHello :", m.Text)
+		if !m.Private() {
+			fmt.Println("botHello : !m.Private()")
+			return
+		}
+		//	fmt.Println("Hello payload :", m.Payload) // <PAYLOAD>
+		PrintText(m)
+		m, err := b.Send(m.Sender, "hello world")
+		logOnError(err, "botHello")
+		fmt.Println("botHello : hello world")
+	})
+
 	b.Handle("/rescan_msg", botRescanMsg)
 	b.Handle(tb.OnPhoto, botPhoto)
 	b.Handle(tb.OnChannelPost, botChannelPost)