diff --git a/dev-ruby/pkg-config/pkg-config-1.2.8.ebuild b/dev-ruby/pkg-config/pkg-config-1.2.8.ebuild
index 89fdb86006fde..a7bd04a2a9c6c 100644
--- a/dev-ruby/pkg-config/pkg-config-1.2.8.ebuild
+++ b/dev-ruby/pkg-config/pkg-config-1.2.8.ebuild
@@ -2,7 +2,7 @@
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6
-USE_RUBY="ruby22 ruby23 ruby24"
+USE_RUBY="ruby22 ruby23 ruby24 ruby25"
 
 RUBY_FAKEGEM_EXTRADOC="README.rdoc NEWS"