diff --git a/xep-0440.xml b/xep-0440.xml
index 8619d0986..6f579f410 100644
--- a/xep-0440.xml
+++ b/xep-0440.xml
@@ -23,6 +23,14 @@
As further mitigation, servers MUST and clients are RECOMMENDED to
at least implement the channel-binding type tls-server-end-point (&rfc5929;)
- to increase the probability of a mutual supported channel-binding type.
Thanks to Sam Whited for the discussion about the underlying issue and incentivizing me to come up with this extension. Further thanks goes to Ruslan N. Marchenko for pointing out the possible - MITM attack vector. Last but not least, Dave Cridland and Thilo Molitor - provided valuable feedback.
+ MITM attack vector. Last but not least, Dave Cridland, Thilo Molitor, + and Simon Josefsson provided valuable feedback.