diff --git a/dev-ruby/curses/curses-1.5.3.ebuild b/dev-ruby/curses/curses-1.5.3.ebuild
index e523077e54d86..1f6fa378c62a4 100644
--- a/dev-ruby/curses/curses-1.5.3.ebuild
+++ b/dev-ruby/curses/curses-1.5.3.ebuild
@@ -1,9 +1,9 @@
-# Copyright 1999-2025 Gentoo Authors
+# Copyright 1999-2026 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
 
-USE_RUBY="ruby32 ruby33 ruby34"
+USE_RUBY="ruby32 ruby33 ruby34 ruby40"
 
 RUBY_FAKEGEM_EXTRADOC="README.md"