diff --git a/sdk_container/src/third_party/coreos-overlay/coreos-base/coreos-au-key/coreos-au-key-0.0.1-r2.ebuild b/sdk_container/src/third_party/coreos-overlay/coreos-base/coreos-au-key/coreos-au-key-0.0.1-r3.ebuild
similarity index 100%
rename from sdk_container/src/third_party/coreos-overlay/coreos-base/coreos-au-key/coreos-au-key-0.0.1-r2.ebuild
rename to sdk_container/src/third_party/coreos-overlay/coreos-base/coreos-au-key/coreos-au-key-0.0.1-r3.ebuild
diff --git a/sdk_container/src/third_party/coreos-overlay/coreos-base/coreos-au-key/coreos-au-key-0.0.1.ebuild b/sdk_container/src/third_party/coreos-overlay/coreos-base/coreos-au-key/coreos-au-key-0.0.1.ebuild
index 53bbe6c821..7e8086269b 100644
--- a/sdk_container/src/third_party/coreos-overlay/coreos-base/coreos-au-key/coreos-au-key-0.0.1.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/coreos-base/coreos-au-key/coreos-au-key-0.0.1.ebuild
@@ -12,9 +12,13 @@ SRC_URI=""
 LICENSE="BSD"
 SLOT="0"
 KEYWORDS="amd64 arm x86"
+IUSE="cros_host"
 
 src_install() {
 	KEY_DIR=/usr/share/update_engine/
 	insinto "${KEY_DIR}"
 	doins "${FILESDIR}"/update-payload-key.pub.pem
+	if use cros_host; then
+		doins "${FILESDIR}"/update-payload-key.key.pem
+	fi
 }