diff --git a/easy-es-common/pom.xml b/easy-es-common/pom.xml
index 0f707f30..08dca084 100644
--- a/easy-es-common/pom.xml
+++ b/easy-es-common/pom.xml
@@ -43,11 +43,6 @@
             <artifactId>jakarta.json-api</artifactId>
         </dependency>
 
-        <dependency>
-            <groupId>com.alibaba</groupId>
-            <artifactId>fastjson</artifactId>
-        </dependency>
-
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
diff --git a/easy-es-core/src/main/java/org/dromara/easyes/core/biz/EntityFieldInfo.java b/easy-es-core/src/main/java/org/dromara/easyes/core/biz/EntityFieldInfo.java
index 788051b9..8c9f319f 100644
--- a/easy-es-core/src/main/java/org/dromara/easyes/core/biz/EntityFieldInfo.java
+++ b/easy-es-core/src/main/java/org/dromara/easyes/core/biz/EntityFieldInfo.java
@@ -1,6 +1,5 @@
 package org.dromara.easyes.core.biz;
 
-import com.alibaba.fastjson.serializer.NameFilter;
 import lombok.AccessLevel;
 import lombok.Data;
 import lombok.Getter;
@@ -97,7 +96,6 @@ public class EntityFieldInfo {
     @Setter(AccessLevel.NONE)
     @Getter(AccessLevel.NONE)
     private String sqlSelect;
-    private NameFilter nameFilter;
 
     /**
      * 复制字段
diff --git a/easy-es-core/src/main/java/org/dromara/easyes/core/kernel/BaseEsMapperImpl.java b/easy-es-core/src/main/java/org/dromara/easyes/core/kernel/BaseEsMapperImpl.java
index aadba10d..23c2d3d0 100644
--- a/easy-es-core/src/main/java/org/dromara/easyes/core/kernel/BaseEsMapperImpl.java
+++ b/easy-es-core/src/main/java/org/dromara/easyes/core/kernel/BaseEsMapperImpl.java
@@ -26,7 +26,6 @@ import co.elastic.clients.json.JsonData;
 import co.elastic.clients.json.JsonpUtils;
 import co.elastic.clients.transport.TransportOptions;
 import co.elastic.clients.transport.rest_client.RestClientTransport;
-import com.alibaba.fastjson.JSON;
 import lombok.Setter;
 import lombok.SneakyThrows;
 import org.apache.http.util.EntityUtils;
@@ -37,6 +36,7 @@ import org.dromara.easyes.common.enums.EsQueryTypeEnum;
 import org.dromara.easyes.common.enums.OrderTypeEnum;
 import org.dromara.easyes.common.join.BaseJoin;
 import org.dromara.easyes.common.utils.*;
+import org.dromara.easyes.common.utils.jackson.JsonUtils;
 import org.dromara.easyes.core.biz.*;
 import org.dromara.easyes.core.cache.BaseCache;
 import org.dromara.easyes.core.cache.GlobalConfigCache;
@@ -1342,7 +1342,7 @@ public class BaseEsMapperImpl<T> implements BaseEsMapper<T> {
                 invokeMethod.invoke(entity, distance);
             } catch (Throwable e) {
                 // 遇到异常只提示, 不阻断流程 distance未设置不影核心业务
-                LogUtils.formatError("set distance error, entity:%s,sortValues:%s,distanceField:%s,e:%s", entity, JSON.toJSONString(sortValues), distanceFields, e);
+                LogUtils.formatError("set distance error, entity:%s,sortValues:%s,distanceField:%s,e:%s", entity, JsonUtils.toJsonStr(sortValues), distanceFields, e);
             }
         }
     }
@@ -1472,7 +1472,8 @@ public class BaseEsMapperImpl<T> implements BaseEsMapper<T> {
                     .filter(item -> Objects.equals(item.result(), successResult))
                     .count();
         } catch (IOException e) {
-            LogUtils.error("bulk request exception", JSON.toJSONString(e));
+            e.printStackTrace();
+            LogUtils.error("bulk request exception");
             return 0;
         }
     }
diff --git a/easy-es-core/src/main/java/org/dromara/easyes/core/toolkit/EntityInfoHelper.java b/easy-es-core/src/main/java/org/dromara/easyes/core/toolkit/EntityInfoHelper.java
index b80d0612..e751b76b 100644
--- a/easy-es-core/src/main/java/org/dromara/easyes/core/toolkit/EntityInfoHelper.java
+++ b/easy-es-core/src/main/java/org/dromara/easyes/core/toolkit/EntityInfoHelper.java
@@ -1,8 +1,6 @@
 package org.dromara.easyes.core.toolkit;
 
 import co.elastic.clients.elasticsearch.indices.IndexSettings;
-import com.alibaba.fastjson.serializer.SerializeFilter;
-import com.alibaba.fastjson.serializer.ValueFilter;
 import lombok.SneakyThrows;
 import org.dromara.easyes.annotation.*;
 import org.dromara.easyes.annotation.rely.*;
@@ -195,38 +193,6 @@ public class EntityInfoHelper {
         entityInfo.setFieldList(fieldList);
     }
 
-    /**
-     * 获取fastjson 值过滤器 针对日期等需要格式化及转换字段处理
-     *
-     * @param entityInfo 实体信息缓存
-     * @param clazz      对应类
-     * @return 过滤器
-     */
-    private static List<SerializeFilter> getValueFilter(EntityInfo entityInfo, Class<?> clazz) {
-        // 日期字段序列化过滤器
-        List<SerializeFilter> serializeFilters = new ArrayList<>();
-        Map<String, String> dateFormatMap = entityInfo.getClassDateFormatMap().get(clazz);
-        if (CollectionUtils.isEmpty(dateFormatMap)) {
-            return serializeFilters;
-        }
-
-        Map<Class<?>, Map<String, String>> nestedClassColumnMappingMap = entityInfo.getNestedOrObjectClassColumnMappingMap();
-        SerializeFilter serializeFilter = (ValueFilter) (object, name, value) -> {
-            Map<String, String> nestedColumnMappingMap = nestedClassColumnMappingMap.get(object.getClass());
-            if (nestedColumnMappingMap != null) {
-                Map<String, String> nestedDateFormatMap = entityInfo.getClassDateFormatMap().get(object.getClass());
-                if (CollectionUtils.isEmpty(nestedDateFormatMap)) {
-                    return value;
-                }
-                return formatDate(name, value, nestedColumnMappingMap, nestedDateFormatMap);
-            } else {
-                return formatDate(name, value, entityInfo.getColumnMappingMap(), dateFormatMap);
-            }
-        };
-        serializeFilters.add(serializeFilter);
-        return serializeFilters;
-    }
-
     /**
      * 字段属性初始化
      *
diff --git a/easy-es-core/src/main/java/org/dromara/easyes/core/toolkit/IndexUtils.java b/easy-es-core/src/main/java/org/dromara/easyes/core/toolkit/IndexUtils.java
index fcad386c..65ac60cd 100644
--- a/easy-es-core/src/main/java/org/dromara/easyes/core/toolkit/IndexUtils.java
+++ b/easy-es-core/src/main/java/org/dromara/easyes/core/toolkit/IndexUtils.java
@@ -10,7 +10,7 @@ import co.elastic.clients.elasticsearch.core.*;
 import co.elastic.clients.elasticsearch.indices.ExistsRequest;
 import co.elastic.clients.elasticsearch.indices.*;
 import co.elastic.clients.elasticsearch.indices.update_aliases.Action;
-import com.alibaba.fastjson.JSONObject;
+import com.fasterxml.jackson.core.type.TypeReference;
 import lombok.AccessLevel;
 import lombok.NoArgsConstructor;
 import org.dromara.easyes.annotation.rely.Analyzer;
@@ -1147,12 +1147,12 @@ public class IndexUtils {
      * @param client           ElasticsearchClient
      */
     public static void saveReleaseIndex(String releaseIndexName, ElasticsearchClient client) {
-        JSONObject jsonObject = new JSONObject();
-        jsonObject.put(ACTIVE_INDEX_KEY, releaseIndexName);
-        jsonObject.put(GMT_MODIFIED, System.currentTimeMillis());
+        Map<String, Object> map = new HashMap<>();
+        map.put(ACTIVE_INDEX_KEY, releaseIndexName);
+        map.put(GMT_MODIFIED, System.currentTimeMillis());
         IndexRequest<?> indexRequest = IndexRequest.of(x -> x
                 .index(LOCK_INDEX)
-                .document(jsonObject)
+                .document(map)
         );
         try {
             client.index(indexRequest);
@@ -1176,9 +1176,9 @@ public class IndexUtils {
                 .sort(b -> b.field(c -> c.field(GMT_MODIFIED).order(SortOrder.Desc)))
                 .size(ONE)
         );
-        SearchResponse<JSONObject> response = null;
+        SearchResponse<Map<String, String>> response = null;
         try {
-            response = client.search(searchRequest, JSONObject.class);
+            response = client.search(searchRequest, new TypeReference<Map<String, Object>>(){}.getType());
         } catch (Throwable e) {
             LogUtils.warn("Active failed, The machine that acquired lock is migrating, will try again later");
         }
@@ -1188,19 +1188,17 @@ public class IndexUtils {
         Optional.ofNullable(response).ifPresent(r -> r.hits().hits().forEach(searchHit -> Optional.ofNullable(searchHit.source())
                 .flatMap(hit -> Optional.ofNullable(hit.get(ACTIVE_INDEX_KEY)))
                 .ifPresent(indexName -> {
-                    if (indexName instanceof String releaseIndexName) {
-                        EntityInfo entityInfo = EntityInfoHelper.getEntityInfo(entityClass);
-                        entityInfo.setIndexName(releaseIndexName);
+                    EntityInfo entityInfo = EntityInfoHelper.getEntityInfo(entityClass);
+                    entityInfo.setIndexName(indexName);
 
-                        // 父子类型,须将所有子孙文档的索引也激活为最新索引
-                        entityInfo.getRelationClassMap().forEach((k, v) -> {
-                            Optional.ofNullable(EntityInfoHelper.getEntityInfo(k)).ifPresent(i -> i.setIndexName(releaseIndexName));
-                            if (CollectionUtils.isNotEmpty(v)) {
-                                v.forEach(node -> Optional.ofNullable(EntityInfoHelper.getEntityInfo(node)).ifPresent(i -> i.setIndexName(releaseIndexName)));
-                            }
-                        });
-                        activated.set(Boolean.TRUE);
-                    }
+                    // 父子类型,须将所有子孙文档的索引也激活为最新索引
+                    entityInfo.getRelationClassMap().forEach((k, v) -> {
+                        Optional.ofNullable(EntityInfoHelper.getEntityInfo(k)).ifPresent(i -> i.setIndexName(indexName));
+                        if (CollectionUtils.isNotEmpty(v)) {
+                            v.forEach(node -> Optional.ofNullable(EntityInfoHelper.getEntityInfo(node)).ifPresent(i -> i.setIndexName(indexName)));
+                        }
+                    });
+                    activated.set(Boolean.TRUE);
                 })));
 
         // 达到最大重试次数仍未成功,则终止流程,避免浪费资源