diff --git a/dev-python/waitress/waitress-0.8.9.ebuild b/dev-python/waitress/waitress-0.8.9.ebuild
index 125504cbfd1a1..9f674f1c24b90 100644
--- a/dev-python/waitress/waitress-0.8.9.ebuild
+++ b/dev-python/waitress/waitress-0.8.9.ebuild
@@ -15,7 +15,7 @@ SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz \
 
 LICENSE="MIT"
 SLOT="0"
-KEYWORDS="alpha amd64 arm hppa ia64 ppc ppc64 ~s390 ~sh sparc x86 ~x86-fbsd"
+KEYWORDS="alpha amd64 arm ~arm64 hppa ia64 ppc ppc64 ~s390 ~sh sparc x86 ~x86-fbsd"
 IUSE="doc test"
 
 RDEPEND=""