diff --git a/naming/src/main/java/com/alibaba/nacos/naming/core/Cluster.java b/naming/src/main/java/com/alibaba/nacos/naming/core/Cluster.java
index 61cdf7c87..c32af070b 100644
--- a/naming/src/main/java/com/alibaba/nacos/naming/core/Cluster.java
+++ b/naming/src/main/java/com/alibaba/nacos/naming/core/Cluster.java
@@ -15,11 +15,12 @@
  */
 package com.alibaba.nacos.naming.core;
 
-import com.alibaba.fastjson.annotation.JSONField;
 import com.alibaba.nacos.naming.healthcheck.HealthCheckReactor;
 import com.alibaba.nacos.naming.healthcheck.HealthCheckStatus;
 import com.alibaba.nacos.naming.healthcheck.HealthCheckTask;
 import com.alibaba.nacos.naming.misc.Loggers;
+import com.fasterxml.jackson.annotation.JsonIgnore;
+
 import org.apache.commons.collections.CollectionUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.util.Assert;
@@ -43,19 +44,19 @@ public class Cluster extends com.alibaba.nacos.api.naming.pojo.Cluster implement
 
     private int defIPPort = -1;
 
-    @JSONField(serialize = false)
+    @JsonIgnore
     private HealthCheckTask checkTask;
 
-    @JSONField(serialize = false)
+    @JsonIgnore
     private Set<Instance> persistentInstances = new HashSet<>();
 
-    @JSONField(serialize = false)
+    @JsonIgnore
     private Set<Instance> ephemeralInstances = new HashSet<>();
 
-    @JSONField(serialize = false)
+    @JsonIgnore
     private Service service;
 
-    @JSONField(serialize = false)
+    @JsonIgnore
     private volatile boolean inited = false;
 
     private Map<String, String> metadata = new ConcurrentHashMap<>();
diff --git a/naming/src/test/java/com/alibaba/nacos/naming/core/ClusterTest.java b/naming/src/test/java/com/alibaba/nacos/naming/core/ClusterTest.java
index 7082d63f5..ddb9643e8 100644
--- a/naming/src/test/java/com/alibaba/nacos/naming/core/ClusterTest.java
+++ b/naming/src/test/java/com/alibaba/nacos/naming/core/ClusterTest.java
@@ -15,8 +15,8 @@
  */
 package com.alibaba.nacos.naming.core;
 
-import com.alibaba.fastjson.JSON;
 import com.alibaba.nacos.api.naming.pojo.healthcheck.impl.Http;
+import com.alibaba.nacos.common.utils.JacksonUtils;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -27,6 +27,7 @@ import java.util.List;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertTrue;
 
 /**
@@ -120,8 +121,9 @@ public class ClusterTest {
     }
 
     @Test
-    public void testSerializeToJson() {
-        String actual = JSON.toJSONString(cluster);
+    public void testSerialize() throws Exception {
+        String actual = JacksonUtils.toJson(cluster);
+        System.out.println(actual);
         assertTrue(actual.contains("\"defaultPort\":80"));
         assertTrue(actual.contains("\"defIPPort\":8080"));
         assertTrue(actual.contains("\"healthChecker\":{\"type\":\"TCP\"}"));
@@ -136,4 +138,21 @@ public class ClusterTest {
         assertFalse(actual.contains("\"service\""));
 
     }
+
+    @Test
+    public void testDeserialize() throws Exception {
+        String example = "{\"defCkport\":80,\"defIPPort\":8080,\"defaultCheckPort\":80,\"defaultPort\":80,\"empty\":true,\"healthChecker\":{\"type\":\"TCP\"},\"metadata\":{},\"name\":\"nacos-cluster-1\",\"serviceName\":\"nacos.service.1\",\"sitegroup\":\"\",\"useIPPort4Check\":true}";
+        Cluster actual = JacksonUtils.toObj(example, Cluster.class);
+        assertEquals(80, actual.getDefCkport());
+        assertEquals(8080, actual.getDefIPPort());
+        assertEquals(80, actual.getDefaultCheckPort());
+        assertEquals(80, actual.getDefaultPort());
+        assertTrue(actual.isEmpty());
+        assertTrue(actual.getMetadata().isEmpty());
+        assertTrue(actual.isUseIPPort4Check());
+        assertEquals("nacos-cluster-1", actual.getName());
+        assertEquals("nacos.service.1", actual.getServiceName());
+        assertEquals("", actual.getSitegroup());
+        assertNull(actual.getHealthCheckTask());
+    }
 }