diff --git a/README.md b/README.md
index d248e5c01..d4417de21 100644
--- a/README.md
+++ b/README.md
@@ -15,3 +15,8 @@ password:pointofsale
 9. Enjoy
 
 A more extensive setup guide can be found at [this site](http://www.opensourceposguide.com/guide/gettingstarted/installation)
+
+If you like the project, and you are making money out of it on a daily basis, then consider to buy me a coffee so I can keep adding features.
+
+
+[![Donate](https://www.paypalobjects.com/en_US/i/btn/btn_donate_LG.gif)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=MUN6AEG7NY6H8)