diff --git a/README.md b/README.md
index 2d8b12e..2c227a6 100644
--- a/README.md
+++ b/README.md
@@ -10,13 +10,13 @@ Before installing, you have to:
 
 - get a dedicated domain (must install under web root like **https://diaspora.example.com/** not **https://example.com/diaspora/**)
 - get a valid SSL certificate
-  - can use [letsencrypt](https://letsencrypt.org/) with this fun [app](https://github.com/alexAubin/letsencrypt_ynh) of alexAubin :)
-  - or more hard, can use [startssl.com](https://www.startssl.com/)
+  - example, can use letsencrypt with this fun [app](https://github.com/YunoHost-Apps/letsencrypt_ynh) of alexAubin :), or more hard, can use [startssl.com](https://www.startssl.com/)
+  - also, you can integrate manually your own valid certificate
 
 Installation effects:
 
-- Thank you for being patient as deployment time can take up to about 2 hours.
-- The installation directory can take up to 700MB and app start time can be take 5 minutes.
+- Thank you for being patient as deployment time can take up to about 1 hour (raspberry pi).
+- The installation directory can take up to 900MB and app start time can be take 5 minutes.
 
 Make yourself (your account) an admin:
 - https://wiki.diasporafoundation.org/FAQ_for_pod_maintainers#What_are_roles_and_how_do_I_use_them.3F_.2F_Make_yourself_an_admin_or_assign_moderators