diff --git a/naming/src/main/java/com/alibaba/nacos/naming/controllers/ClusterController.java b/naming/src/main/java/com/alibaba/nacos/naming/controllers/ClusterController.java
index 2b0df41280a..9f83ae4d3ba 100644
--- a/naming/src/main/java/com/alibaba/nacos/naming/controllers/ClusterController.java
+++ b/naming/src/main/java/com/alibaba/nacos/naming/controllers/ClusterController.java
@@ -69,6 +69,7 @@ public String update(HttpServletRequest request) throws Exception {
             Loggers.SRV_LOG.warn("[UPDATE-CLUSTER] cluster not exist, will create it: {}, service: {}", clusterName, serviceName);
             cluster = new Cluster();
             cluster.setName(clusterName);
+            cluster.setService(service);
         }
 
         cluster.setDefCkport(NumberUtils.toInt(checkPort));