--- a/RELEASE_NOTES	Sun Feb 19 16:22:51 2012 +0100
+++ b/RELEASE_NOTES	Mon Feb 20 14:05:07 2012 +0100
@@ -21,6 +21,9 @@
 
 New user-visible features
 -------------------------
+- Dual-stacked IPv6 sockets are implemented. An IPv6 socket can accept an IPv4 
+  connection, returning the senders address as an IPv4-mapped address 
+  (IPV6_V6ONLY socket option is not implemented).
 
 Bugs fixed
 ----------