diff --git a/yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/json/JsonUtils.java b/yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/json/JsonUtils.java
index 710afc48b..1432a242a 100644
--- a/yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/json/JsonUtils.java
+++ b/yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/json/JsonUtils.java
@@ -34,7 +34,8 @@ public class JsonUtils {
     // 静态初始化块，确保默认配置和模块注册
     static {
         configureDefaultSettings(objectMapper);
-        objectMapper.registerModule(new SimpleModule()); // 默认初始化时注册 SimpleModule
+        // 解决 LocalDateTime 的序列化
+        objectMapper.registerModule(new JavaTimeModule());
     }
 
     /**