diff --git a/dev-ruby/io-wait/io-wait-0.2.3.ebuild b/dev-ruby/io-wait/io-wait-0.2.3.ebuild
index 415a5b87b2ff7..80e4258236627 100644
--- a/dev-ruby/io-wait/io-wait-0.2.3.ebuild
+++ b/dev-ruby/io-wait/io-wait-0.2.3.ebuild
@@ -2,7 +2,7 @@
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
-USE_RUBY="ruby30 ruby31 ruby32"
+USE_RUBY="ruby31 ruby32 ruby33"
 
 RUBY_FAKEGEM_BINWRAP=""
 RUBY_FAKEGEM_EXTENSIONS="ext/io/wait/extconf.rb"