diff --git a/dev-ruby/oauth2/oauth2-2.0.9.ebuild b/dev-ruby/oauth2/oauth2-2.0.9.ebuild
index 1a996608b6b18..4edc6fa96ef90 100644
--- a/dev-ruby/oauth2/oauth2-2.0.9.ebuild
+++ b/dev-ruby/oauth2/oauth2-2.0.9.ebuild
@@ -22,7 +22,7 @@ RUBY_S="oauth2-v${PV}-*"
 
 LICENSE="MIT"
 SLOT="$(ver_cut 1)"
-KEYWORDS="~amd64 ~ppc ~x86"
+KEYWORDS="~amd64 ~arm64 ~ppc ~x86"
 IUSE="test"
 
 ruby_add_rdepend "