diff --git a/dev-python/cryptography/cryptography-1.8.1.ebuild b/dev-python/cryptography/cryptography-1.8.1.ebuild
index 5469dc61a1585..377d7927cc1ad 100644
--- a/dev-python/cryptography/cryptography-1.8.1.ebuild
+++ b/dev-python/cryptography/cryptography-1.8.1.ebuild
@@ -14,7 +14,7 @@ SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
 
 LICENSE="|| ( Apache-2.0 BSD )"
 SLOT="0"
-KEYWORDS="~amd64 ~hppa ~x86"
+KEYWORDS="~amd64 ~arm ~arm64 ~hppa ~x86"
 IUSE="libressl test"
 
 RDEPEND="