diff --git a/src/main/java/darkoverload/itzip/feature/user/service/UserServiceImpl.java b/src/main/java/darkoverload/itzip/feature/user/service/UserServiceImpl.java
index c0fb0054..3a930e83 100644
--- a/src/main/java/darkoverload/itzip/feature/user/service/UserServiceImpl.java
+++ b/src/main/java/darkoverload/itzip/feature/user/service/UserServiceImpl.java
@@ -184,9 +184,9 @@ public String save(UserJoinRequest userJoinRequest) {
         user.setPassword(encryptedPassword);
         user.setNickname(getUniqueNickname());
 
-        userRepository.save(user.convertToEntity());
+        User savedUser = userRepository.save(user.convertToEntity()).convertToDomain();
 
-        blogCommandService.create(user);
+        blogCommandService.create(savedUser);
 
         return "회원가입이 완료되었습니다.";
     }
diff --git a/src/main/resources/sql/techinfo/techinfo_blogs.sql b/src/main/resources/sql/techinfo/techinfo_blogs.sql
index fd03509c..48b708fb 100644
--- a/src/main/resources/sql/techinfo/techinfo_blogs.sql
+++ b/src/main/resources/sql/techinfo/techinfo_blogs.sql
@@ -1,4 +1,3 @@
-
 CREATE TABLE blogs
 (
     id          BIGSERIAL PRIMARY KEY,
@@ -10,5 +9,15 @@ CREATE TABLE blogs
     CONSTRAINT fk_user FOREIGN KEY (user_id) REFERENCES users (id) ON DELETE CASCADE
 );
 
+INSERT INTO users (id, create_date, modify_date, authority, email, nickname, password, image_url)
+VALUES (1,
+        '2024-08-26 01:00:56.653362',
+        '2024-08-26 01:00:56.653362',
+        'USER',
+        'dev.hyoseung@gmail.com',
+        'hyoseung',
+        '$2a$10$JV5r580j9yGtPwj8FsPpo.UQ.H6j25fLZG6H1iYbtX4rYOCsQUXVa',
+        'https://dy1vg9emkijkn.cloudfront.net/profile/19cc111f-c8f4-4d64-bd7a-129415e3ffa2.jpg');
+
 INSERT INTO blogs (user_id, intro, is_public, create_date, modify_date)
 VALUES (1, 'This is a sample blog introduction.', TRUE, CURRENT_TIMESTAMP, CURRENT_TIMESTAMP);
diff --git a/src/test/java/darkoverload/itzip/feature/techinfo/repository/post/PostReadRepositoryTest.java b/src/test/java/darkoverload/itzip/feature/techinfo/repository/post/PostReadRepositoryTest.java
index 786b1825..67356e2b 100644
--- a/src/test/java/darkoverload/itzip/feature/techinfo/repository/post/PostReadRepositoryTest.java
+++ b/src/test/java/darkoverload/itzip/feature/techinfo/repository/post/PostReadRepositoryTest.java
@@ -138,7 +138,7 @@ static void tearDown(@Autowired PostCommandRepository postCommandRepository) {
 
         // then
         assertThat(result).isNotNull();
-        assertThat(result.getFirst().getYear()).isEqualTo(2024);
+        assertThat(result.getFirst().getYear()).isEqualTo(2025);
     }
 
 }
\ No newline at end of file