diff --git a/build.gradle b/build.gradle
index 09654a25..3f4ce426 100644
--- a/build.gradle
+++ b/build.gradle
@@ -109,6 +109,9 @@ dependencies {
 
     // Jsoup
     implementation 'org.jsoup:jsoup:1.17.1'
+
+    // Jackson 추가
+    implementation 'com.fasterxml.jackson.datatype:jackson-datatype-jsr310'
 }
 
 tasks.named('test') {
diff --git a/src/main/java/clap/server/config/jackson/JacksonConfig.java b/src/main/java/clap/server/config/jackson/JacksonConfig.java
index 2711fab9..4f211b1c 100644
--- a/src/main/java/clap/server/config/jackson/JacksonConfig.java
+++ b/src/main/java/clap/server/config/jackson/JacksonConfig.java
@@ -4,7 +4,9 @@
 import com.fasterxml.jackson.databind.DeserializationContext;
 import com.fasterxml.jackson.databind.JsonDeserializer;
 import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.SerializationFeature;
 import com.fasterxml.jackson.databind.module.SimpleModule;
+import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
 import lombok.extern.slf4j.Slf4j;
 import org.jsoup.Jsoup;
 import org.jsoup.safety.Safelist;
@@ -13,7 +15,7 @@
 
 import java.io.IOException;
 
-// XSS 방지를 위한 Jackson 설정
+
 @Slf4j
 @Configuration
 public class JacksonConfig {
@@ -21,12 +23,19 @@ public class JacksonConfig {
     @Bean
     public ObjectMapper objectMapper() {
         ObjectMapper mapper = new ObjectMapper();
-        SimpleModule module = new SimpleModule();
-        module.addDeserializer(String.class, new JsonHtmlXssDeserializer());
-        mapper.registerModule(module);
+
+        mapper.registerModule(new JavaTimeModule());
+        mapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
+
+        // XSS 방지를 위한 커스텀 모듈 추가
+        SimpleModule xssModule = new SimpleModule();
+        xssModule.addDeserializer(String.class, new JsonHtmlXssDeserializer());
+        mapper.registerModule(xssModule);
+
         return mapper;
     }
 
+    // XSS 방지를 위한 Jackson 설정
     public static class JsonHtmlXssDeserializer extends JsonDeserializer<String> {
         @Override
         public String deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {