Gemfile in pusher-client-0.2.0 vs Gemfile in pusher-client-0.2.1

@@ -1,8 +1,8 @@
 source "http://rubygems.org"
 
 gem "eventmachine", "~>0.12.10"
-gem "libwebsocket"
+gem "libwebsocket", "~>0.1.0"
 
 group :development do
   gem "bacon", ">= 0"
   gem "bundler", "~> 1.0.0"
   gem "jeweler", "~> 1.5.2"