diff --git a/yudao-framework/yudao-spring-boot-starter-web/src/main/java/cn/iocoder/yudao/framework/jackson/config/YudaoJacksonAutoConfiguration.java b/yudao-framework/yudao-spring-boot-starter-web/src/main/java/cn/iocoder/yudao/framework/jackson/config/YudaoJacksonAutoConfiguration.java
index 26ef1de24..dfd3272a2 100644
--- a/yudao-framework/yudao-spring-boot-starter-web/src/main/java/cn/iocoder/yudao/framework/jackson/config/YudaoJacksonAutoConfiguration.java
+++ b/yudao-framework/yudao-spring-boot-starter-web/src/main/java/cn/iocoder/yudao/framework/jackson/config/YudaoJacksonAutoConfiguration.java
@@ -34,8 +34,8 @@ public class YudaoJacksonAutoConfiguration {
                  * 2. 新增LocalDateTime序列化、反序列化规则
                  */
                 simpleModule
-                        .addSerializer(Long.class, NumberSerializer.instance)
-                        .addSerializer(Long.TYPE, NumberSerializer.instance)
+                        .addSerializer(Long.class, NumberSerializer.INSTANCE)
+                        .addSerializer(Long.TYPE, NumberSerializer.INSTANCE)
                         .addSerializer(LocalDateTime.class, LocalDateTimeSerializer.INSTANCE)
                         .addDeserializer(LocalDateTime.class, LocalDateTimeDeserializer.INSTANCE);