diff --git a/_data/sw_clients.yml b/_data/sw_clients.yml
index 917dfe3..fac32c3 100644
--- a/_data/sw_clients.yml
+++ b/_data/sw_clients.yml
@@ -688,6 +688,7 @@
           extended-join:
           invite-notify:
           message-tags:
+          msgid: 4.5.0+
           multi-prefix:
           sasl-3.1:
           sasl-3.2: