diff --git a/dev-ruby/rack/rack-2.0.9.ebuild b/dev-ruby/rack/rack-2.0.9.ebuild
index 6ccbc9c8b581e..6f122e2d53987 100644
--- a/dev-ruby/rack/rack-2.0.9.ebuild
+++ b/dev-ruby/rack/rack-2.0.9.ebuild
@@ -2,7 +2,7 @@
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
-USE_RUBY="ruby24 ruby25 ruby26"
+USE_RUBY="ruby24 ruby25 ruby26 ruby27"
 
 RUBY_FAKEGEM_DOCDIR="doc"
 RUBY_FAKEGEM_EXTRADOC="HISTORY.md README.rdoc SPEC"