diff --git a/domain/src/main/java/es/uvigo/esei/xcs/domain/entities/Identifier.java b/domain/src/main/java/es/uvigo/esei/xcs/domain/entities/Identifier.java
index 891c0815c7bfb0908b115c6b7fa06a521b9a7dad..0c6eae78a6191d2a4da25f39fa5609369c3fbb89 100644
--- a/domain/src/main/java/es/uvigo/esei/xcs/domain/entities/Identifier.java
+++ b/domain/src/main/java/es/uvigo/esei/xcs/domain/entities/Identifier.java
@@ -10,11 +10,13 @@ import javax.persistence.GeneratedValue;
 import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.ManyToOne;
+import javax.xml.bind.annotation.XmlRootElement;
 import javax.xml.bind.annotation.XmlTransient;
 
 import com.fasterxml.jackson.annotation.JsonIgnore;
 
-@Entity
+@Entity(name="Identifier")
+@XmlRootElement(name = "identifier", namespace = "http://entities.domain.xcs.esei.uvigo.es")
 public class Identifier {
 	@Id
 	@Column(length = 32, nullable = false)
diff --git a/domain/src/main/java/es/uvigo/esei/xcs/domain/entities/Pet.java b/domain/src/main/java/es/uvigo/esei/xcs/domain/entities/Pet.java
index 2a8ca46de0284701d6cfe3ece02ebeaee0257118..c344c92ae380c549ddd3b6a9afca404a348b8741 100644
--- a/domain/src/main/java/es/uvigo/esei/xcs/domain/entities/Pet.java
+++ b/domain/src/main/java/es/uvigo/esei/xcs/domain/entities/Pet.java
@@ -35,7 +35,7 @@ import javax.xml.bind.annotation.XmlTransient;
 
 
 @Entity(name = "Pet")
-@XmlRootElement(name = "pett", namespace = "http://entities.domain.xcs.esei.uvigo.es")
+@XmlRootElement(name = "pet", namespace = "http://entities.domain.xcs.esei.uvigo.es")
 @XmlAccessorType(XmlAccessType.FIELD)
 public class Pet implements Serializable {
 	private static final long serialVersionUID = 1L;
diff --git a/domain/src/main/java/es/uvigo/esei/xcs/domain/entities/Vaccination.java b/domain/src/main/java/es/uvigo/esei/xcs/domain/entities/Vaccination.java
index c373cca1a85d28e3957e19010cbe60b0baa38692..26c172a5fe7d1e793e4a75671a778c2a45a54edd 100644
--- a/domain/src/main/java/es/uvigo/esei/xcs/domain/entities/Vaccination.java
+++ b/domain/src/main/java/es/uvigo/esei/xcs/domain/entities/Vaccination.java
@@ -13,11 +13,13 @@ import javax.persistence.Id;
 import javax.persistence.ManyToOne;
 import javax.persistence.Temporal;
 import javax.persistence.TemporalType;
+import javax.xml.bind.annotation.XmlRootElement;
 import javax.xml.bind.annotation.XmlTransient;
 
 import com.fasterxml.jackson.annotation.JsonIgnore;
 
-@Entity
+@Entity(name="Vaccination")
+@XmlRootElement(name = "vaccination", namespace = "http://entities.domain.xcs.esei.uvigo.es")
 public class Vaccination implements Serializable {
 	private static final long serialVersionUID = 1L;
 
diff --git a/domain/src/main/java/es/uvigo/esei/xcs/domain/entities/Vet.java b/domain/src/main/java/es/uvigo/esei/xcs/domain/entities/Vet.java
index 9395dbbaa5be0626276a542854831282d6085396..12e5ea85b65e0631f3b6e32371e5deb539b18420 100644
--- a/domain/src/main/java/es/uvigo/esei/xcs/domain/entities/Vet.java
+++ b/domain/src/main/java/es/uvigo/esei/xcs/domain/entities/Vet.java
@@ -12,9 +12,11 @@ import javax.persistence.DiscriminatorValue;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
 import javax.persistence.ManyToMany;
+import javax.xml.bind.annotation.XmlRootElement;
 
 @Entity
 @DiscriminatorValue("VET")
+@XmlRootElement(name = "vet", namespace = "http://entities.domain.xcs.esei.uvigo.es")
 public class Vet extends User implements Serializable {
 	private static final long serialVersionUID = 1L;
 	
diff --git a/jsf/src/main/java/es/uvigo/esei/xcs/jsf/PetDetailsManagedBean.java b/jsf/src/main/java/es/uvigo/esei/xcs/jsf/PetDetailsManagedBean.java
index 48d30183a027387693e6f6ff966858f7ce2322b9..d0a0de66b69c5ace2cd43f552ca4b616b376f1bb 100644
--- a/jsf/src/main/java/es/uvigo/esei/xcs/jsf/PetDetailsManagedBean.java
+++ b/jsf/src/main/java/es/uvigo/esei/xcs/jsf/PetDetailsManagedBean.java
@@ -1,7 +1,6 @@
 package es.uvigo.esei.xcs.jsf;
 
 import javax.annotation.PostConstruct;
-import javax.enterprise.context.RequestScoped;
 import javax.inject.Inject;
 import javax.inject.Named;
 import javax.faces.context.FacesContext;
diff --git a/jsf/src/main/java/es/uvigo/esei/xcs/jsf/VaccineManagedBean.java b/jsf/src/main/java/es/uvigo/esei/xcs/jsf/VaccineManagedBean.java
index 7d7d7c161988a42c8de4a5d40aeb5e57a6d99a2f..c2b7df9bfc99a3e2b53dca20f4b795aa139705e2 100644
--- a/jsf/src/main/java/es/uvigo/esei/xcs/jsf/VaccineManagedBean.java
+++ b/jsf/src/main/java/es/uvigo/esei/xcs/jsf/VaccineManagedBean.java
@@ -37,6 +37,7 @@ public class VaccineManagedBean{
         vaccineService.remove(id);
         vaccines = vaccineService.list(0, 100);
     }
+    
 
     private void clearForm() {
         name = null;
diff --git a/jsf/src/main/webapp/admin/owners.xhtml b/jsf/src/main/webapp/admin/owners.xhtml
index 050be53cc1617a8745817b408035cf4c546e951c..77f57f59f796c79c82f57b0bd65e6271221ea975 100644
--- a/jsf/src/main/webapp/admin/owners.xhtml
+++ b/jsf/src/main/webapp/admin/owners.xhtml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8' ?>
+w<?xml version='1.0' encoding='UTF-8' ?>
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 <html xmlns="http://www.w3.org/1999/xhtml"
 	xmlns:h="http://xmlns.jcp.org/jsf/html"
diff --git a/rest/src/main/java/es/uvigo/esei/xcs/rest/VaccineResource.java b/rest/src/main/java/es/uvigo/esei/xcs/rest/VaccineResource.java
index b39db85bed139565fb30fd86799cc54c7a01622d..353abb26f479b85580a9302bcfd02eb296b572f7 100644
--- a/rest/src/main/java/es/uvigo/esei/xcs/rest/VaccineResource.java
+++ b/rest/src/main/java/es/uvigo/esei/xcs/rest/VaccineResource.java
@@ -43,6 +43,15 @@ public class VaccineResource {
         URI uri = uriInfo.getAbsolutePathBuilder().path(String.valueOf(vaccine.getId())).build();
         return Response.created(uri).build();
     }
+    
+    @PUT
+    @Path("{id}/name")
+    public Response updateName(@PathParam("id") Long id, String newName) {
+        requireNonNull(newName, "newName can't be null");
+        Vaccine updated = vaccineService.updateName(id, newName);
+        return Response.ok(updated).build();
+    }
+
 
     @PUT
     @Path("{id}")
diff --git a/service/src/main/java/es/uvigo/esei/xcs/service/VaccineService.java b/service/src/main/java/es/uvigo/esei/xcs/service/VaccineService.java
index 1973d4bd1df81dfa907e454a298653c4c797a016..565eb5160f15a6af50d4797855d6edb64ea2540a 100644
--- a/service/src/main/java/es/uvigo/esei/xcs/service/VaccineService.java
+++ b/service/src/main/java/es/uvigo/esei/xcs/service/VaccineService.java
@@ -76,6 +76,19 @@ public class VaccineService {
 		return em.merge(vaccine);
 	}
 	
+	public Vaccine updateName(Long id, String newName) {
+	    if (id == null || newName == null || newName.trim().isEmpty())
+	        throw new IllegalArgumentException("Id o nombre inválido");
+
+	    Vaccine vaccine = em.find(Vaccine.class, id);
+	    if (vaccine == null)
+	        throw new IllegalArgumentException("Vacuna no encontrada");
+
+	    vaccine.setName(newName);
+	    return em.merge(vaccine);
+	}
+
+	
 	
 	public void remove(Long id) {
 		final Vaccine vaccine = this.get(id);