diff --git a/README.md b/README.md
index f11c087..de1e251 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,8 @@
 # Hotspot Wifi
 ## Overview
 
+**Warning: work in progress**
+
 Hotspot wifi app for [YunoHost](http://yunohost.org/).
 
 * Broadcast your own Wifi internet access in addition to your self-hosted web services.
@@ -16,5 +18,6 @@ Small computers like [Olimex](https://www.olimex.com) or [Raspberry PI](http://w
 * 802.11n if your antenna is compliant
 * Automatic clients configuration (IPv6 and IPv4)
 * Announce DNS resolvers (IPv6 and IPv4)
+* Set an IPv6 from your delegated prefix (*prefix::1*) on the server, to use for the AAAA records
 * The internet provider can be a 3/4G connection with tethering
 * Web interface ([screenshot](https://raw.githubusercontent.com/jvaubourg/hotspot_ynh/master/screenshot.png))