diff --git a/dev-ruby/mime-types-data/mime-types-data-3.2016.0521.ebuild b/dev-ruby/mime-types-data/mime-types-data-3.2016.0521.ebuild
index aba5a52563f43..c12bb1fbef734 100644
--- a/dev-ruby/mime-types-data/mime-types-data-3.2016.0521.ebuild
+++ b/dev-ruby/mime-types-data/mime-types-data-3.2016.0521.ebuild
@@ -17,5 +17,5 @@ HOMEPAGE="https://github.com/mime-types/mime-types-data"
 
 LICENSE="MIT"
 SLOT="3"
-KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~ppc ~ppc64 ~x86 ~x86-fbsd ~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 ~ppc ~ppc64 ~x86 ~x86-fbsd ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
 IUSE=""