diff --git a/src/main/java/com/ycwl/basic/config/CustomRedisCacheManager.java b/src/main/java/com/ycwl/basic/config/CustomRedisCacheManager.java
index 6c70b0f2..dcbe1de2 100644
--- a/src/main/java/com/ycwl/basic/config/CustomRedisCacheManager.java
+++ b/src/main/java/com/ycwl/basic/config/CustomRedisCacheManager.java
@@ -2,6 +2,8 @@ package com.ycwl.basic.config;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
+import com.fasterxml.jackson.databind.jsontype.BasicPolymorphicTypeValidator;
+import com.fasterxml.jackson.databind.jsontype.PolymorphicTypeValidator;
 import org.springframework.cache.annotation.CachingConfigurerSupport;
 import org.springframework.cache.annotation.EnableCaching;
 import org.springframework.context.annotation.Bean;
@@ -28,6 +30,13 @@ public class CustomRedisCacheManager extends CachingConfigurerSupport {
     public RedisCacheConfiguration redisCacheConfiguration() {
         ObjectMapper objectMapper = new ObjectMapper();
         objectMapper.registerModule(new JavaTimeModule());
+
+        // Configure type handling to prevent ClassCastException
+        PolymorphicTypeValidator typeValidator = BasicPolymorphicTypeValidator.builder()
+            .allowIfBaseType(Object.class)
+            .build();
+        objectMapper.activateDefaultTyping(typeValidator, ObjectMapper.DefaultTyping.NON_FINAL);
+
         Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<>(objectMapper, Object.class);
 
         RedisCacheConfiguration configuration = RedisCacheConfiguration.defaultCacheConfig();
@@ -55,6 +64,13 @@ public class CustomRedisCacheManager extends CachingConfigurerSupport {
         // Configure Jackson2JsonRedisSerializer with JavaTimeModule for value serialization
         ObjectMapper objectMapper = new ObjectMapper();
         objectMapper.registerModule(new JavaTimeModule());
+
+        // Configure type handling to prevent ClassCastException
+        PolymorphicTypeValidator typeValidator = BasicPolymorphicTypeValidator.builder()
+            .allowIfBaseType(Object.class)
+            .build();
+        objectMapper.activateDefaultTyping(typeValidator, ObjectMapper.DefaultTyping.NON_FINAL);
+
         Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<>(objectMapper, Object.class);
 
         redisTemplate.setValueSerializer(jackson2JsonRedisSerializer);