diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/common/BaseEntity.kt b/src/main/kotlin/kr/co/vividnext/sodalive/common/BaseEntity.kt
index bf2b11d..622dd1b 100644
--- a/src/main/kotlin/kr/co/vividnext/sodalive/common/BaseEntity.kt
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/common/BaseEntity.kt
@@ -1,5 +1,9 @@
 package kr.co.vividnext.sodalive.common
 
+import com.fasterxml.jackson.databind.annotation.JsonDeserialize
+import com.fasterxml.jackson.databind.annotation.JsonSerialize
+import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer
+import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer
 import java.time.LocalDateTime
 import javax.persistence.GeneratedValue
 import javax.persistence.GenerationType
@@ -14,7 +18,12 @@ abstract class BaseEntity {
     @GeneratedValue(strategy = GenerationType.IDENTITY)
     var id: Long? = null
 
+    @JsonSerialize(using = LocalDateTimeSerializer::class)
+    @JsonDeserialize(using = LocalDateTimeDeserializer::class)
     var createdAt: LocalDateTime? = null
+
+    @JsonSerialize(using = LocalDateTimeSerializer::class)
+    @JsonDeserialize(using = LocalDateTimeDeserializer::class)
     var updatedAt: LocalDateTime? = null
 
     @PrePersist
diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/configs/JacksonConfig.kt b/src/main/kotlin/kr/co/vividnext/sodalive/configs/JacksonConfig.kt
deleted file mode 100644
index 4330c89..0000000
--- a/src/main/kotlin/kr/co/vividnext/sodalive/configs/JacksonConfig.kt
+++ /dev/null
@@ -1,14 +0,0 @@
-package kr.co.vividnext.sodalive.configs
-
-import com.fasterxml.jackson.databind.ObjectMapper
-import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule
-import org.springframework.context.annotation.Bean
-import org.springframework.context.annotation.Configuration
-
-@Configuration
-class JacksonConfig {
-    @Bean
-    fun objectMapper(): ObjectMapper {
-        return ObjectMapper().registerModule(JavaTimeModule())
-    }
-}