diff --git a/dev-ruby/json_schema/json_schema-0.21.0.ebuild b/dev-ruby/json_schema/json_schema-0.21.0.ebuild
index ef72f4d04593f..11ecfc6f2291c 100644
--- a/dev-ruby/json_schema/json_schema-0.21.0.ebuild
+++ b/dev-ruby/json_schema/json_schema-0.21.0.ebuild
@@ -1,8 +1,8 @@
-# Copyright 1999-2024 Gentoo Authors
+# Copyright 1999-2025 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
-USE_RUBY="ruby31 ruby32 ruby33"
+USE_RUBY="ruby31 ruby32 ruby33 ruby34"
 
 RUBY_FAKEGEM_EXTRADOC="CHANGELOG README.md TODO.md"
 
@@ -19,7 +19,7 @@ SRC_URI="https://github.com/brandur/json_schema/archive/v${PV}.tar.gz -> ${P}.ta
 LICENSE="MIT"
 SLOT="0"
 KEYWORDS="~amd64 ~riscv"
-IUSE=""
+IUSE="test"
 
 ruby_add_bdepend "test? ( dev-ruby/ecma-re-validator )"