diff --git a/src/main/resources/mapper/FavoriteMapper.xml b/src/main/resources/mapper/FavoriteMapper.xml
index 1048ec2..2c9abe4 100644
--- a/src/main/resources/mapper/FavoriteMapper.xml
+++ b/src/main/resources/mapper/FavoriteMapper.xml
@@ -2,5 +2,5 @@
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.example.myproject.mapper.FavoriteMapper">
- 
+    <select id="selectByUserId" resultType="com.example.myproject.entity.FavoriteEntity"> SELECT * FROM favorite WHERE user_id = #{userId} </select>
 </mapper>