update metadata
diff --git a/metadata/service/pool/single.yml b/metadata/service/pool/single.yml
index 863c48d..ac4254e 100644
--- a/metadata/service/pool/single.yml
+++ b/metadata/service/pool/single.yml
@@ -28,6 +28,6 @@
         allow_privileged: True
         frequency: 5s
       token:
-        kubelet: 7bN5hJ9JD4fKjnFTkUKsvVNfuyEddw3r
-        kube_proxy: DFvQ8GelB7afH3wClC9romaMPhquyyEe
+        kubelet: ${_param:kubernetes_kubelet_token}
+        kube_proxy: ${_param:kubernetes_kube-proxy_token}
       ca: kubernetes
\ No newline at end of file