README.md in websocket-rack-0.3.3 vs README.md in websocket-rack-0.4.0

@@ -183,13 +183,9 @@
 
 ### How to use function xxx?
 
 Check [Thin](http://code.macournoyer.com/thin/) config - any option supported by Thin(like demonizing, SSL etc.) is supported by WebSocket-Rack.
 
-### Why (using Thin) user is disconnected after 30 seconds?
-
-This is bug in EventMachine < 1.0.0. Please consider updating to newer version or use thin-websocket wrapper around thin binary.
-
 ## About
 
 Author: Bernard Potocki <<[e-mail]>>
 
 Released under MIT license.