diff --git a/tcs-upgrade/kubesphere/k8scluster.yaml b/tcs-upgrade/kubesphere/k8scluster.yaml
index cef9191..eb1629d 100644
--- a/tcs-upgrade/kubesphere/k8scluster.yaml
+++ b/tcs-upgrade/kubesphere/k8scluster.yaml
@@ -27,7 +27,7 @@ spec:
     ## Internal loadbalancer for apiservers
     # internalLoadbalancer: haproxy
 
-    domain: tcs-slb.beaconfireinc.com
+    domain: tcs-k8slb.beaconfireinc.com
     address: "10.2.1.2"
     port: 6443
   kubernetes: