diff --git a/test/rails_root/config/environment.rb b/test/rails_root/config/environment.rb
index <HASH>..<HASH> 100644
--- a/test/rails_root/config/environment.rb
+++ b/test/rails_root/config/environment.rb
@@ -1,6 +1,6 @@
 # Specifies gem version of Rails to use when vendor/rails is not present
 old_verbose, $VERBOSE = $VERBOSE, nil
-RAILS_GEM_VERSION = '>= 2.1.0' unless defined? RAILS_GEM_VERSION
+RAILS_GEM_VERSION = '= 2.2.2' unless defined? RAILS_GEM_VERSION
 $VERBOSE = old_verbose
 
 require File.join(File.dirname(__FILE__), 'boot')
Set the tests to run against Rails <I>, as Rails <I> is currently unsupported