diff --git a/src/main/java/it/gov/pagopa/pu/organization/model/BaseEntity.java b/src/main/java/it/gov/pagopa/pu/organization/model/BaseEntity.java
index 4b25dd2..c0c0a0a 100644
--- a/src/main/java/it/gov/pagopa/pu/organization/model/BaseEntity.java
+++ b/src/main/java/it/gov/pagopa/pu/organization/model/BaseEntity.java
@@ -25,10 +25,10 @@
 public abstract class BaseEntity implements Serializable {
   @Column(updatable = false)
   @CreatedDate
-  @JsonFormat(shape=JsonFormat.Shape.STRING, pattern="yyyy-MM-dd HH:mm:ss.SSS")
+  @JsonFormat(shape=JsonFormat.Shape.STRING, pattern="yyyy-MM-dd'T'HH:mm:ss.SSS")
   private LocalDateTime creationDate;
   @LastModifiedDate
-  @JsonFormat(shape=JsonFormat.Shape.STRING, pattern="yyyy-MM-dd HH:mm:ss.SSS")
+  @JsonFormat(shape=JsonFormat.Shape.STRING, pattern="yyyy-MM-dd'T'HH:mm:ss.SSS")
   private LocalDateTime updateDate;
   @LastModifiedBy
   private String updateOperatorExternalId;