diff --git a/dev-ruby/json/json-2.3.0.ebuild b/dev-ruby/json/json-2.3.0.ebuild
index bc3579ec11dca..8baf8d03b2c2f 100644
--- a/dev-ruby/json/json-2.3.0.ebuild
+++ b/dev-ruby/json/json-2.3.0.ebuild
@@ -15,7 +15,7 @@ DESCRIPTION="A JSON implementation as a Ruby extension"
 HOMEPAGE="https://github.com/flori/json"
 LICENSE="Ruby"
 
-KEYWORDS="~alpha ~amd64 ~arm ~arm64 hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+KEYWORDS="~alpha ~amd64 ~arm arm64 hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
 SLOT="2"
 IUSE=""