Add upnp notice in README

diff --git a/README b/README
index 05b0b1dcb23559aa259ee85ac271abb3e34b301d..658f07ae05d1a31ceb03dfd36f1d22352be161c9 100644 (file)
--- a/README
+++ b/README
@@ -16,7 +16,7 @@ This is Linphone, a free (GPL) video softphone based on the SIP protocol.
                - libswscale (part of ffmpeg too) for better scaling performance
                - theora (optional)
        + if you want uPnP support:
-               - libupnp
+               - libupnp (version 1.6 branch (not patched with 18-url-upnpstrings.patch))
 
 with their corresponding -dev or -devel package if you don't use source packages.