diff --git a/dev-haskell/setlocale/setlocale-1.0.0.9.ebuild b/dev-haskell/setlocale/setlocale-1.0.0.9.ebuild
index c00c6bd678c85..25c5a26801f0f 100644
--- a/dev-haskell/setlocale/setlocale-1.0.0.9.ebuild
+++ b/dev-haskell/setlocale/setlocale-1.0.0.9.ebuild
@@ -14,7 +14,7 @@ SRC_URI="https://hackage.haskell.org/package/${P}/${P}.tar.gz"
 
 LICENSE="BSD"
 SLOT="0/${PV}"
-KEYWORDS="~amd64 ~ppc64 ~x86"
+KEYWORDS="~amd64 ~arm64 ~ppc64 ~x86"
 IUSE=""
 
 RDEPEND=">=dev-lang/ghc-7.6.1:=