diff --git a/build.gradle b/build.gradle
index de9c216..008cc0d 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,6 +1,6 @@
 plugins {
 	id 'java'
-	id 'org.springframework.boot' version '3.3.2'
+	id 'org.springframework.boot' version '3.3.5'
 	id 'io.spring.dependency-management' version '1.1.6'
 }
 
diff --git a/src/main/java/com/kert/model/RefreshToken.java b/src/main/java/com/kert/model/RefreshToken.java
index 10c39a6..23e133b 100644
--- a/src/main/java/com/kert/model/RefreshToken.java
+++ b/src/main/java/com/kert/model/RefreshToken.java
@@ -1,6 +1,5 @@
 package com.kert.model;
 
-import com.fasterxml.jackson.annotation.JsonIgnore;
 import jakarta.persistence.*;
 import lombok.AllArgsConstructor;
 import lombok.Data;