diff --git a/dev-ruby/set/set-1.1.0-r1.ebuild b/dev-ruby/set/set-1.1.0-r1.ebuild
index b37ca96d1d009..b5b6f3d7c810f 100644
--- a/dev-ruby/set/set-1.1.0-r1.ebuild
+++ b/dev-ruby/set/set-1.1.0-r1.ebuild
@@ -2,7 +2,7 @@
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
-USE_RUBY="ruby31 ruby32"
+USE_RUBY="ruby31 ruby32 ruby33"
 
 RUBY_FAKEGEM_BINWRAP=""
 RUBY_FAKEGEM_GEMSPEC="set.gemspec"