diff --git a/docs/index.md b/docs/index.md
index 75ce284..646b367 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -30,7 +30,7 @@ You can use it to make a bootable GNU/Linux USB drive when your laptop is dead a
 
 You can support the development by sending a donation.
 
-- PayPal: https://paypal.me/DavideDepau
+- PayPal: [https://paypal.me/DavideDepau](https://paypal.me/DavideDepau)
 - Monero: `82WTvrLEdTbULrcgcUnpuzevHaTMURHQfi4Sf5dG3WLjXzP8NwrfTL82HNdV8gnSN183TnLLsR5Q2YWcNJRriHvPPoweT1Q`
 
 ## FAQ/Common issues