diff --git a/CREDITS b/CREDITS
index c7b12df3f5..9ea83ba6dd 100644
--- a/CREDITS
+++ b/CREDITS
@@ -117,6 +117,7 @@ Slav Klenov & Vanheuverzwijn Joachim - development of the generic jitterbuffer
 Roy Sigurd Karlsbakk - providing funding for generic jitterbuffer development
 	roy@karlsbakk.net, Briiz Telecom AS
 
+Voop A/S, Nuvio Inc and Foniris Telecom A/S - funding for rewrite of SIP transfers
 
 === OTHER CONTRIBUTIONS ===
 John Todd - Monkey sounds and associated teletorture prompt