Update README.md

README.md

@@ -57,7 +57,7 @@ Take a look at file named `config.ini` in the bot folder. Edit it (every config
 ## Manual Start
 ```bash
 # Ensure you are in your python environment
-python3 xmpp_radio_bot.py
+python3 xmpp_radio_bot.py -c config.ini
 ```
 
 ## Usage