diff --git a/naming/src/main/java/com/alibaba/nacos/naming/cluster/ServerListManager.java b/naming/src/main/java/com/alibaba/nacos/naming/cluster/ServerListManager.java
index 7bc7497a5..b63ca6a96 100644
--- a/naming/src/main/java/com/alibaba/nacos/naming/cluster/ServerListManager.java
+++ b/naming/src/main/java/com/alibaba/nacos/naming/cluster/ServerListManager.java
@@ -74,7 +74,7 @@ public class ServerListManager {
         GlobalExecutor.registerServerStatusReporter(new ServerStatusReporter(), 5000);
     }
 
-    public List<Server> refreshServerList() {
+    private List<Server> refreshServerList() {
 
         List<Server> result = new ArrayList<>();
 
@@ -111,12 +111,12 @@ public class ServerListManager {
 
                 String ip;
                 int port;
-                if (serverList.get(0).contains(UtilsAndCommons.IP_PORT_SPLITER)) {
-
-                    ip = serverList.get(i).split(UtilsAndCommons.IP_PORT_SPLITER)[0];
-                    port = Integer.parseInt(serverList.get(i).split(UtilsAndCommons.IP_PORT_SPLITER)[1]);
+                String server = serverList.get(i);
+                if (server.contains(UtilsAndCommons.IP_PORT_SPLITER)) {
+                    ip = server.split(UtilsAndCommons.IP_PORT_SPLITER)[0];
+                    port = Integer.parseInt(server.split(UtilsAndCommons.IP_PORT_SPLITER)[1]);
                 } else {
-                    ip = serverList.get(i);
+                    ip = server;
                     port = RunningConfig.getServerPort();
                 }