diff --git a/dev-ruby/racc/racc-1.4.16-r1.ebuild b/dev-ruby/racc/racc-1.4.16-r1.ebuild
index 36ea4bf0529fb..782ea278d88cc 100644
--- a/dev-ruby/racc/racc-1.4.16-r1.ebuild
+++ b/dev-ruby/racc/racc-1.4.16-r1.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=7
 
-USE_RUBY="ruby24 ruby25 ruby26"
+USE_RUBY="ruby24 ruby25 ruby26 ruby27"
 
 RUBY_FAKEGEM_TASK_DOC="docs"
 RUBY_FAKEGEM_EXTRADOC="README.rdoc README.ja.rdoc TODO ChangeLog"