diff --git a/RandomFileSenderBot/src/main/kotlin/RandomFileSenderBot.kt b/RandomFileSenderBot/src/main/kotlin/RandomFileSenderBot.kt
index 5e51b12..81064cb 100644
--- a/RandomFileSenderBot/src/main/kotlin/RandomFileSenderBot.kt
+++ b/RandomFileSenderBot/src/main/kotlin/RandomFileSenderBot.kt
@@ -22,7 +22,11 @@ import java.io.File
 private const val command = "send_file"
 
 /**
- * This bot will send files inside of working directory OR from directory in the second argument
+ * This bot will send files inside of working directory OR from directory in the second argument.
+ * You may send /send_file command to this bot to get random file from the directory OR
+ * `/send_file $number` when you want to receive required number of files. For example,
+ * /send_file and `/send_file 1` will have the same effect - bot will send one random file.
+ * But if you will send `/send_file 5` it will choose 5 random files and send them as group
  */
 suspend fun main(args: Array<String>) {
     val botToken = args.first()