README.md in wicked_pdf-1.4.0 vs README.md in wicked_pdf-2.0.0

- old
+ new

@@ -2,10 +2,10 @@
 
 ## A PDF generation plugin for Ruby on Rails
 
 Wicked PDF uses the shell utility [wkhtmltopdf](http://wkhtmltopdf.org) to serve a PDF file to a user from HTML.  In other words, rather than dealing with a PDF generation DSL of some sort, you simply write an HTML view as you would normally, then let Wicked PDF take care of the hard stuff.
 
-_Wicked PDF has been verified to work on Ruby versions 1.8.7 through 2.6; Rails 2 through 5.2_
+_Wicked PDF has been verified to work on Ruby versions 2.2 through 2.6; Rails 4 through 6.1_
 
 ### Installation
 
 Add this to your Gemfile and run `bundle install`: