diff --git a/sdk_container/src/third_party/coreos-overlay/coreos-base/oem-ami/files/coreos-c10n b/sdk_container/src/third_party/coreos-overlay/coreos-base/oem-ami/files/coreos-c10n
index 4d2d6cf616..613bf4108f 100755
--- a/sdk_container/src/third_party/coreos-overlay/coreos-base/oem-ami/files/coreos-c10n
+++ b/sdk_container/src/third_party/coreos-overlay/coreos-base/oem-ami/files/coreos-c10n
@@ -115,4 +115,4 @@ Environment=ETCD_ADDR=${IP}:4001
 Environment=ETCD_PEER_ADDR=${IP}:7001" > ${ETCD_SERVICE_D}/23-c10n.conf
 
 systemctl daemon-reload
-systemctl start etcd
+systemctl --no-block start etcd