diff --git a/dev-ruby/activemodel/activemodel-4.2.5.1.ebuild b/dev-ruby/activemodel/activemodel-4.2.5.1.ebuild
index 2a3deb3c1fb0a..f5059c377dfd0 100644
--- a/dev-ruby/activemodel/activemodel-4.2.5.1.ebuild
+++ b/dev-ruby/activemodel/activemodel-4.2.5.1.ebuild
@@ -20,7 +20,7 @@ SRC_URI="https://github.com/rails/rails/archive/v${PV}.tar.gz -> rails-${PV}.tgz
 
 LICENSE="MIT"
 SLOT="$(get_version_component_range 1-2)"
-KEYWORDS="~amd64 ~arm ~ppc ~ppc64"
+KEYWORDS="~amd64 ~arm ~ppc ~ppc64 ~x86"
 IUSE=""
 
 RUBY_S="rails-${PV}/${PN}"