diff --git a/src/main/java/org/springframework/cheapy/model/Authorities.java b/src/main/java/org/springframework/cheapy/model/Authorities.java
index a8a3a79b2..7ec1f6666 100644
--- a/src/main/java/org/springframework/cheapy/model/Authorities.java
+++ b/src/main/java/org/springframework/cheapy/model/Authorities.java
@@ -1,7 +1,6 @@
 package org.springframework.cheapy.model;
 
 import javax.persistence.Entity;
-import javax.persistence.Id;
 import javax.persistence.JoinColumn;
 import javax.persistence.ManyToOne;
 import javax.persistence.Table;
@@ -12,21 +11,26 @@ import javax.validation.constraints.Size;
 public class Authorities extends BaseEntity{
 	
 	
-	//@ManyToOne
-    //@JoinColumn(name = "username")
-	//private User usern;
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 1L;
+
+	@ManyToOne
+    @JoinColumn(name = "username")
+	private Usuario user;
 
     @Size(min = 3, max = 50)
     private String authority;
-	
-//	public User getUsername() {
-//		return usern;
-//	}
-//	
-//	public void setUser(User user) {
-//		this.usern = user;
-//	}
-	
+
+	public Usuario getUser() {
+		return user;
+	}
+
+	public void setUser(Usuario usern) {
+		this.user = usern;
+	}
+
 	public String getAuthority() {
 		return authority;
 	}
@@ -35,4 +39,9 @@ public class Authorities extends BaseEntity{
 		this.authority = authority;
 	}
 
+	public static long getSerialversionuid() {
+		return serialVersionUID;
+	}
+	
+	
 }
diff --git a/src/main/java/org/springframework/cheapy/model/User.java b/src/main/java/org/springframework/cheapy/model/User.java
index dabd4ef10..36d495444 100644
--- a/src/main/java/org/springframework/cheapy/model/User.java
+++ b/src/main/java/org/springframework/cheapy/model/User.java
@@ -28,8 +28,7 @@ public class User{
 	
 	boolean enabled;
 	
-	//@OneToMany(cascade = CascadeType.ALL, mappedBy = "usern")
-	//Set<Authorities> authorities;
+	
 
 	public String getUsername() {
 		return username;
diff --git a/src/main/java/org/springframework/cheapy/model/Usuario.java b/src/main/java/org/springframework/cheapy/model/Usuario.java
new file mode 100644
index 000000000..3556ff16c
--- /dev/null
+++ b/src/main/java/org/springframework/cheapy/model/Usuario.java
@@ -0,0 +1,26 @@
+package org.springframework.cheapy.model;
+
+import java.util.Set;
+
+import javax.persistence.CascadeType;
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.OneToMany;
+import javax.persistence.Table;
+
+@Entity
+@Table(name = "users")
+public class Usuario extends User{
+	
+	@OneToMany(cascade = CascadeType.ALL, mappedBy = "user")
+	private Set<Authorities> authorities;
+
+	public Set<Authorities> getAuthorities() {
+		return authorities;
+	}
+
+	public void setAuthorities(Set<Authorities> authorities) {
+		this.authorities = authorities;
+	}
+	
+}
diff --git a/src/main/java/org/springframework/cheapy/repository/UserRepository.java b/src/main/java/org/springframework/cheapy/repository/UserRepository.java
deleted file mode 100644
index a109afcb6..000000000
--- a/src/main/java/org/springframework/cheapy/repository/UserRepository.java
+++ /dev/null
@@ -1,11 +0,0 @@
-
-package org.springframework.cheapy.repository;
-
-import org.springframework.data.repository.CrudRepository;
-import org.springframework.cheapy.model.User;
-
-public interface UserRepository extends CrudRepository<User, String> {
-
-	User findByUsername(String currentPrincipalName);
-
-}
diff --git a/src/main/java/org/springframework/cheapy/repository/UsuarioRepository.java b/src/main/java/org/springframework/cheapy/repository/UsuarioRepository.java
new file mode 100644
index 000000000..3b5ffc987
--- /dev/null
+++ b/src/main/java/org/springframework/cheapy/repository/UsuarioRepository.java
@@ -0,0 +1,12 @@
+
+package org.springframework.cheapy.repository;
+
+import org.springframework.data.repository.CrudRepository;
+import org.springframework.cheapy.model.User;
+import org.springframework.cheapy.model.Usuario;
+
+public interface UsuarioRepository extends CrudRepository<Usuario, String> {
+
+	Usuario findByUsername(String currentPrincipalName);
+
+}
diff --git a/src/main/java/org/springframework/cheapy/service/UserService.java b/src/main/java/org/springframework/cheapy/service/UserService.java
index 5576184a1..d719f8b47 100644
--- a/src/main/java/org/springframework/cheapy/service/UserService.java
+++ b/src/main/java/org/springframework/cheapy/service/UserService.java
@@ -21,7 +21,7 @@ import java.util.Optional;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.dao.DataAccessException;
 import org.springframework.cheapy.model.User;
-import org.springframework.cheapy.repository.UserRepository;
+import org.springframework.cheapy.repository.UsuarioRepository;
 import org.springframework.security.core.Authentication;
 import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.stereotype.Service;
diff --git a/src/main/resources/db/mysql/data.sql b/src/main/resources/db/mysql/data.sql
index 3f6a32c07..3dd3b74c7 100644
--- a/src/main/resources/db/mysql/data.sql
+++ b/src/main/resources/db/mysql/data.sql
@@ -14,5 +14,9 @@ INSERT INTO food_offers(start, end, code, type, client_id, food, discount, units
 
 INSERT INTO time_offers(start, end, code, type, client_id, init, finish, discount) VALUES ('2021-06-15 12:00:00', '2021-06-16 12:00:00', 'jkhlljk', 'active', null, '12:00:00', '13:00:00', '10%');
 
+--insert into usuarios(username, password, enabled) values ('admin3', 'admin', true);
+--insert into authorities(id ,usuario, authority) values (42,'admin3', 'admin');
 
+INSERT INTO users(username,password,enabled) VALUES ('admin1','4dm1n',TRUE);
+INSERT INTO authorities(id,username,authority) VALUES (1,'admin1','admin');