diff --git a/dev-ruby/power_assert/power_assert-0.4.1.ebuild b/dev-ruby/power_assert/power_assert-0.4.1.ebuild
index 59d58547cfa85..a4c013f9cd2ad 100644
--- a/dev-ruby/power_assert/power_assert-0.4.1.ebuild
+++ b/dev-ruby/power_assert/power_assert-0.4.1.ebuild
@@ -3,7 +3,7 @@
 # $Id$
 
 EAPI=5
-USE_RUBY="ruby20 ruby21 ruby22 ruby23"
+USE_RUBY="ruby20 ruby21 ruby22 ruby23 ruby24"
 
 RUBY_FAKEGEM_RECIPE_DOC="rdoc"
 RUBY_FAKEGEM_EXTRADOC="README.rdoc"