diff --git a/dev-ruby/rbpdf-font/rbpdf-font-1.19.1-r2.ebuild b/dev-ruby/rbpdf-font/rbpdf-font-1.19.1-r2.ebuild
index b99eb6b229999..c0a97e21f5ad5 100644
--- a/dev-ruby/rbpdf-font/rbpdf-font-1.19.1-r2.ebuild
+++ b/dev-ruby/rbpdf-font/rbpdf-font-1.19.1-r2.ebuild
@@ -1,11 +1,11 @@
-# Copyright 1999-2024 Gentoo Authors
+# Copyright 1999-2026 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
 
 # This gem bundles dejavu fonts, freefonts
 
-USE_RUBY="ruby31 ruby32 ruby33 ruby34"
+USE_RUBY="ruby32 ruby33 ruby34 ruby40"
 
 RUBY_FAKEGEM_EXTRADOC="CHANGELOG"
 RUBY_FAKEGEM_GEMSPEC="rbpdf-font.gemspec"