diff --git a/dev-ruby/rchardet/rchardet-1.8.0.ebuild b/dev-ruby/rchardet/rchardet-1.8.0.ebuild
index d682c26fddd3a..a5d21dd0fdfdb 100644
--- a/dev-ruby/rchardet/rchardet-1.8.0.ebuild
+++ b/dev-ruby/rchardet/rchardet-1.8.0.ebuild
@@ -1,8 +1,8 @@
-# Copyright 1999-2020 Gentoo Authors
+# Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
-USE_RUBY="ruby24 ruby25 ruby26 ruby27"
+USE_RUBY="ruby25 ruby26 ruby27 ruby30"
 
 RUBY_FAKEGEM_EXTRADOC="Readme.md"