diff --git a/dev-ruby/pdf-inspector/pdf-inspector-1.3.0-r1.ebuild b/dev-ruby/pdf-inspector/pdf-inspector-1.3.0-r1.ebuild
index 400788a26f407..12f4d708c2d9a 100644
--- a/dev-ruby/pdf-inspector/pdf-inspector-1.3.0-r1.ebuild
+++ b/dev-ruby/pdf-inspector/pdf-inspector-1.3.0-r1.ebuild
@@ -1,9 +1,9 @@
-# Copyright 1999-2021 Gentoo Authors
+# Copyright 1999-2022 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
 
-USE_RUBY="ruby26 ruby27 ruby30"
+USE_RUBY="ruby26 ruby27 ruby30 ruby31"
 
 RUBY_FAKEGEM_TASK_TEST=""