diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-9999.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-9999.ebuild
index 2ccde23d0f..434cd3e583 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-9999.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-9999.ebuild
@@ -8,10 +8,10 @@ CROS_WORKON_OUTOFTREE_BUILD=1
 CROS_WORKON_REPO="git://github.com"
 
 if [[ "${PV}" == 9999 ]]; then
-	KEYWORDS="~amd64 ~arm ~x86"
+	KEYWORDS="~amd64 ~arm ~arm64 ~x86"
 else
 	CROS_WORKON_COMMIT="2d74829987d0de4c6be2b4b194ed9fdedd50adc9"
-	KEYWORDS="amd64 arm x86"
+	KEYWORDS="amd64 arm arm64 x86"
 fi
 
 inherit cros-workon cros-debug cros-au