diff --git a/metadata/service/master/single.yml b/metadata/service/master/single.yml
index c145469..2f76e7d 100644
--- a/metadata/service/master/single.yml
+++ b/metadata/service/master/single.yml
@@ -45,4 +45,9 @@
         engine: none
       namespace:
         kube-system:
-          enabled: True
\ No newline at end of file
+          enabled: True
+      network:
+        etcd:
+          members:
+            - host: ${_param:single_address}
+              port: 4001
\ No newline at end of file