diff --git a/README.md b/README.md
index df84307..daa592b 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,7 @@ Every time  TelegramBot receives a message, it emits a `message`. Depending on w
 ## TelegramBot
 
 Both request method to obtain messages are implemented. To use standard polling, set `polling: true`
-on `options`. Notice that [webHook](https://core.telegram.org/bots/api#setwebhook) will need a valid (not self signed) SSL certificate.
+on `options`. Notice that [webHook](https://core.telegram.org/bots/api#setwebhook) will need a valid SSL certificate (self-signed certificates are allowed since August 29, 2015).
 Emits `message` when a message arrives.
 
 See: https://core.telegram.org/bots/api