diff --git a/dev-ruby/open4/open4-1.3.4.ebuild b/dev-ruby/open4/open4-1.3.4.ebuild
index 0af235c1635b4..1f35a41c06068 100644
--- a/dev-ruby/open4/open4-1.3.4.ebuild
+++ b/dev-ruby/open4/open4-1.3.4.ebuild
@@ -2,7 +2,7 @@
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=5
-USE_RUBY="ruby24 ruby25 ruby26 ruby27"
+USE_RUBY="ruby25 ruby26 ruby27 ruby30"
 
 RUBY_FAKEGEM_TASK_DOC=""
 RUBY_FAKEGEM_EXTRADOC="README"