diff --git a/dev-ruby/narray/narray-0.6.1.2.ebuild b/dev-ruby/narray/narray-0.6.1.2.ebuild
index 7ad3e23d174ab..f643a9e405ca7 100644
--- a/dev-ruby/narray/narray-0.6.1.2.ebuild
+++ b/dev-ruby/narray/narray-0.6.1.2.ebuild
@@ -20,7 +20,7 @@ SRC_URI="https://github.com/masa16/${PN}/archive/${PV}.tar.gz -> ${P}.tar.gz"
 
 LICENSE="Ruby"
 SLOT="0"
-KEYWORDS="amd64 hppa ~mips ppc ~ppc64 x86"
+KEYWORDS="amd64 ~arm64 hppa ~mips ppc ~ppc64 x86"
 
 IUSE=""