diff --git a/differences.md b/differences.md
index 829df24..9da7373 100644
--- a/differences.md
+++ b/differences.md
@@ -67,7 +67,7 @@
 | SYSTEM (internal) | Y | N | |
 | JETSTREAM (internal) | Y | N | |
 | ACCOUNT (internal) | Y | N | |
-| WebSocket clients | Y | N | |
+| WebSocket clients | Y | Y | Custom frame parser, permessage-deflate compression, origin checking, cookie auth |
 | MQTT clients | Y | N | |
 
 ### Client Features
@@ -267,7 +267,8 @@ Go implements a sophisticated slow consumer detection system:
 - ~~Advanced limits (MaxSubs, MaxSubTokens, MaxPending, WriteDeadline)~~ — `MaxSubs`, `MaxSubTokens` implemented; MaxPending/WriteDeadline already existed
 - ~~Tags/metadata~~ — `Tags` dictionary implemented in `NatsOptions`
 - OCSP configuration
-- WebSocket/MQTT options
+- ~~WebSocket options~~ — `WebSocketOptions` with port, compression, origin checking, cookie auth, custom headers
+- MQTT options
 - Operator mode / account resolver
 
 ---