diff --git a/dev-ruby/async_sinatra/async_sinatra-1.2.0.ebuild b/dev-ruby/async_sinatra/async_sinatra-1.2.0.ebuild
index ce95be21de4db..92e0522d5a4a8 100644
--- a/dev-ruby/async_sinatra/async_sinatra-1.2.0.ebuild
+++ b/dev-ruby/async_sinatra/async_sinatra-1.2.0.ebuild
@@ -3,7 +3,7 @@
 # $Id$
 
 EAPI=5
-USE_RUBY="ruby19 ruby20 ruby21"
+USE_RUBY="ruby19 ruby20 ruby21 ruby22"
 
 RUBY_FAKEGEM_DOCDIR="doc"
 RUBY_FAKEGEM_EXTRADOC="CHANGELOG.rdoc README.rdoc"