diff --git a/dev-cpp/exprtk/exprtk-0.0.3.ebuild b/dev-cpp/exprtk/exprtk-0.0.3.ebuild
index fab0eb38db838..234383fa90e00 100644
--- a/dev-cpp/exprtk/exprtk-0.0.3.ebuild
+++ b/dev-cpp/exprtk/exprtk-0.0.3.ebuild
@@ -17,7 +17,7 @@ SRC_URI="
 
 LICENSE="MIT"
 SLOT="0"
-KEYWORDS="~amd64"
+KEYWORDS="~amd64 ~arm64"
 
 DOCS=( readme.txt )