diff --git a/dev-ruby/stringio/stringio-3.0.5.ebuild b/dev-ruby/stringio/stringio-3.0.5.ebuild
index b4432a6573c3b..dce6f14bfb76e 100644
--- a/dev-ruby/stringio/stringio-3.0.5.ebuild
+++ b/dev-ruby/stringio/stringio-3.0.5.ebuild
@@ -2,7 +2,7 @@
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
-USE_RUBY="ruby27 ruby30 ruby31"
+USE_RUBY="ruby27 ruby30 ruby31 ruby32"
 
 RUBY_FAKEGEM_EXTRADOC="README.md"
 RUBY_FAKEGEM_EXTENSIONS=(ext/stringio/extconf.rb)