diff --git a/src/main/resources/data.sql b/src/main/resources/data.sql
index e69de29..37dbd4d 100644
--- a/src/main/resources/data.sql
+++ b/src/main/resources/data.sql
@@ -0,0 +1,4 @@
+INSERT INTO USER_TABLE (uuid, phone_number, name) VALUES('123e4567-e89b-12d3-a456-426614174000', '010-1234-5678', '홍길동')
+INSERT INTO task (title, description, deadline, status, user_id) VALUES ('제목 1', '내용 1', '2025-4-14 17:30:30', false, 1)
+INSERT INTO task (title, description, deadline, status, user_id) VALUES ('제목 2', '내용 2', '2025-4-15 17:30:30', true, 1)
+INSERT INTO task (title, description, deadline, status, user_id) VALUES ('제목 3', '내용 3', '2025-4-16 17:30:30', false, 1)
\ No newline at end of file
diff --git a/src/test/java/kwonyonghoon/todogo/user/UserServiceTest.java b/src/test/java/kwonyonghoon/todogo/user/UserServiceTest.java
index 48d034b..50edbc3 100644
--- a/src/test/java/kwonyonghoon/todogo/user/UserServiceTest.java
+++ b/src/test/java/kwonyonghoon/todogo/user/UserServiceTest.java
@@ -22,7 +22,7 @@ class UserServiceTest {
     @Test
     void signup(){
         // given
-        String phoneNumber = "010-1234-5678";
+        String phoneNumber = "010-1234-5679";
         String name = "홍길동";
 
         // when