diff --git a/dev-tcltk/snack/snack-2.2.10-r12.ebuild b/dev-tcltk/snack/snack-2.2.10-r12.ebuild
index 819ed697e7cbe..f99820784cc1e 100644
--- a/dev-tcltk/snack/snack-2.2.10-r12.ebuild
+++ b/dev-tcltk/snack/snack-2.2.10-r12.ebuild
@@ -14,7 +14,7 @@ HOMEPAGE="http://www.speech.kth.se/snack/"
 SRC_URI="http://www.speech.kth.se/snack/dist/${PN}${PV}.tar.gz"
 
 LICENSE="GPL-2"
-KEYWORDS="amd64 ~hppa ppc sparc x86 ~amd64-linux ~x86-linux ~ppc-macos"
+KEYWORDS="amd64 ~arm64 ~hppa ppc sparc x86 ~amd64-linux ~x86-linux ~ppc-macos"
 SLOT="0"
 IUSE="alsa examples python vorbis"
 RESTRICT="!test? ( test )"