diff --git a/metadata/service/pool/single.yml b/metadata/service/pool/single.yml
index b4bb7df..863c48d 100644
--- a/metadata/service/pool/single.yml
+++ b/metadata/service/pool/single.yml
@@ -9,6 +9,8 @@
       enabled: true
       version: ${_param:kubernetes_version}
       registry: tcpcloud
+      host:
+        name: ${linux:system:name}
       master:
         host: ${_param:master_address}
         apiserver: