diff --git a/authorization-server/src/main/java/io/bluemoon/authorizationserver/domain/user/User.java b/authorization-server/src/main/java/io/bluemoon/authorizationserver/domain/user/User.java
index fb1958a..c837572 100644
--- a/authorization-server/src/main/java/io/bluemoon/authorizationserver/domain/user/User.java
+++ b/authorization-server/src/main/java/io/bluemoon/authorizationserver/domain/user/User.java
@@ -9,7 +9,7 @@ import java.util.Date;
 @Data
 public class User {
     @Id
-    @GeneratedValue(strategy = GenerationType.AUTO)
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
     private Long id;
 
     @Column(length = 20, nullable = false, unique = true)
diff --git a/authorization-server/src/main/resources/application.properties b/authorization-server/src/main/resources/application.properties
index dcf1858..abee57d 100644
--- a/authorization-server/src/main/resources/application.properties
+++ b/authorization-server/src/main/resources/application.properties
@@ -12,8 +12,8 @@ spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
 spring.datasource.platform=schema
 
 spring.jpa.database = MYSQL
-#spring.jpa.hibernate.ddl-auto=update
-#spring.jpa.generate-ddl=true
+spring.jpa.hibernate.ddl-auto=update
+spring.jpa.generate-ddl=true
 spring.jpa.show-sql=true
 #spring.jpa.generate-ddl=false
 #spring.jpa.hibernate.ddl-auto=none
\ No newline at end of file