README.md in twitter_ebooks-2.2.5 vs README.md in twitter_ebooks-2.2.6

@@ -1,11 +1,11 @@
-# twitter\_ebooks 2.2.5
+# twitter\_ebooks 2.2.6
 
 Rewrite of my twitter\_ebooks code. While the original was solely a tweeting Markov generator, this framework helps you build any kind of interactive twitterbot which responds to mentions/DMs. See [ebooks\_example](https://github.com/mispy/ebooks_example) for an example of a full bot.
 
 ## Installation
 
-Requires Ruby 1.9.3+
+Requires Ruby 1.9.3+ (2.1+ recommended)
 
 ```bash
 gem install twitter_ebooks
 ```