diff --git a/dev-python/html5lib/html5lib-0.9999999.ebuild b/dev-python/html5lib/html5lib-0.9999999.ebuild
index b807d85fd1109..75af49a9d1ce2 100644
--- a/dev-python/html5lib/html5lib-0.9999999.ebuild
+++ b/dev-python/html5lib/html5lib-0.9999999.ebuild
@@ -14,7 +14,7 @@ SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
 
 LICENSE="MIT"
 SLOT="0"
-KEYWORDS="alpha amd64 arm hppa ia64 ~mips ppc ppc64 ~s390 ~sh sparc x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux"
+KEYWORDS="alpha amd64 arm arm64 hppa ia64 ~mips ppc ppc64 ~s390 ~sh sparc x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux"
 IUSE="test"
 
 RDEPEND="dev-python/six[${PYTHON_USEDEP}]"