diff --git a/dev-ruby/letter_opener/letter_opener-1.8.1.ebuild b/dev-ruby/letter_opener/letter_opener-1.8.1.ebuild
index b5e49dfba9c73..80ffb29e7d021 100644
--- a/dev-ruby/letter_opener/letter_opener-1.8.1.ebuild
+++ b/dev-ruby/letter_opener/letter_opener-1.8.1.ebuild
@@ -1,8 +1,8 @@
-# Copyright 1999-2022 Gentoo Authors
+# Copyright 1999-2023 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
-USE_RUBY="ruby26 ruby27 ruby30"
+USE_RUBY="ruby27 ruby30 ruby31 ruby32"
 
 RUBY_FAKEGEM_EXTRADOC="CHANGELOG.md README.md"
 RUBY_FAKEGEM_TASK_DOC=""