diff --git a/infrastructure/src/main/java/br/com/ifsp/tickets/infra/config/app/MercadoPagoConfiguration.java b/infrastructure/src/main/java/br/com/ifsp/tickets/infra/config/app/MercadoPagoConfiguration.java
index b5e0a6c..41a641d 100644
--- a/infrastructure/src/main/java/br/com/ifsp/tickets/infra/config/app/MercadoPagoConfiguration.java
+++ b/infrastructure/src/main/java/br/com/ifsp/tickets/infra/config/app/MercadoPagoConfiguration.java
@@ -31,6 +31,7 @@ public void initialize() {
 
     @Bean
     public PaymentService preferenceService() {
+        System.out.println("AAAAAAAAAAAAAAAAAAAA: " + this.mercadoPagoAccessToken);
         return PaymentServiceFactory.create(ticketGateway, ticketSaleGateway, paymentGateway);
     }
 }
diff --git a/infrastructure/src/main/java/br/com/ifsp/tickets/infra/contexts/event/sale/payment/persistence/PaymentJpaEntity.java b/infrastructure/src/main/java/br/com/ifsp/tickets/infra/contexts/event/sale/payment/persistence/PaymentJpaEntity.java
index 1f74c28..0772b08 100644
--- a/infrastructure/src/main/java/br/com/ifsp/tickets/infra/contexts/event/sale/payment/persistence/PaymentJpaEntity.java
+++ b/infrastructure/src/main/java/br/com/ifsp/tickets/infra/contexts/event/sale/payment/persistence/PaymentJpaEntity.java
@@ -10,13 +10,14 @@
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 
+import java.io.Serializable;
 import java.time.LocalDateTime;
 
 @Entity
 @Table(name = "payments")
 @NoArgsConstructor
 @Getter
-public class PaymentJpaEntity {
+public class PaymentJpaEntity implements Serializable {
     @Id
     @Column(name = "id", nullable = false, unique = true, updatable = false)
     private Long id;