diff --git a/src/main/java/com/zufar/onlinestore/reservation/dto/ReservationDto.java b/src/main/java/com/zufar/onlinestore/reservation/dto/ReservationDto.java
index 593b5977..98ea58c9 100644
--- a/src/main/java/com/zufar/onlinestore/reservation/dto/ReservationDto.java
+++ b/src/main/java/com/zufar/onlinestore/reservation/dto/ReservationDto.java
@@ -8,6 +8,7 @@
 import java.time.Instant;
 
 public record ReservationDto(
+
         @NotNull(message = "ReservationId is the mandatory attribute")
         Integer reservationId,
 
@@ -17,8 +18,8 @@ public record ReservationDto(
         @NotNull(message = "ReservedQuantity is the mandatory attribute")
         Integer reservedQuantity,
 
-        @NotNull(message = "CreatedAt is the mandatory attribute")
         @Past
+        @NotNull(message = "CreatedAt is the mandatory attribute")
         Instant createdAt,
 
         @NotBlank(message = "Status is the mandatory attribute")
diff --git a/src/main/java/com/zufar/onlinestore/reservation/entity/Reservation.java b/src/main/java/com/zufar/onlinestore/reservation/entity/Reservation.java
index ca458450..6fbb344f 100644
--- a/src/main/java/com/zufar/onlinestore/reservation/entity/Reservation.java
+++ b/src/main/java/com/zufar/onlinestore/reservation/entity/Reservation.java
@@ -44,10 +44,12 @@ public class Reservation {
     private ReservationStatus status;
 
     @Override
-    public boolean equals(Object o) {
-        if (this == o) return true;
-        if (o == null || getClass() != o.getClass()) return false;
-        Reservation that = (Reservation) o;
+    public boolean equals(Object object) {
+        if (this == object)
+            return true;
+        if (object == null || getClass() != object.getClass())
+            return false;
+        Reservation that = (Reservation) object;
         return reservationId.equals(that.reservationId) && productId.equals(that.productId);
     }
 
diff --git a/src/main/java/com/zufar/onlinestore/reservation/entity/ReservationStatus.java b/src/main/java/com/zufar/onlinestore/reservation/entity/ReservationStatus.java
index e0d18f33..e80e7073 100644
--- a/src/main/java/com/zufar/onlinestore/reservation/entity/ReservationStatus.java
+++ b/src/main/java/com/zufar/onlinestore/reservation/entity/ReservationStatus.java
@@ -1,5 +1,7 @@
 package com.zufar.onlinestore.reservation.entity;
 
 public enum ReservationStatus {
-    CREATED, CONFIRMED, CANCELLED
+    CREATED,
+    CONFIRMED,
+    CANCELLED
 }
\ No newline at end of file