diff --git a/mail-filter/spamassassin/spamassassin-4.0.0.ebuild b/mail-filter/spamassassin/spamassassin-4.0.0.ebuild
index dd0b26e6a2a20..c4cc36b5754fc 100644
--- a/mail-filter/spamassassin/spamassassin-4.0.0.ebuild
+++ b/mail-filter/spamassassin/spamassassin-4.0.0.ebuild
@@ -13,7 +13,7 @@ S="${WORKDIR}/${MY_P}"
 
 LICENSE="Apache-2.0 GPL-2"
 SLOT="0"
-KEYWORDS="~alpha ~amd64 ~x86 ~amd64-linux ~x86-linux"
+KEYWORDS="~alpha ~amd64 ~arm64 ~x86 ~amd64-linux ~x86-linux"
 IUSE="berkdb cron ipv6 ldap mysql postgres qmail sqlite ssl test"
 RESTRICT="!test? ( test )"