diff --git a/src/Entity/Sortie.php b/src/Entity/Sortie.php
index 9fb3c5e..c00a6d2 100644
--- a/src/Entity/Sortie.php
+++ b/src/Entity/Sortie.php
@@ -7,6 +7,7 @@ use Doctrine\Common\Collections\ArrayCollection;
 use Doctrine\Common\Collections\Collection;
 use Doctrine\DBAL\Types\Types;
 use Doctrine\ORM\Mapping as ORM;
+use Symfony\Component\Validator\Constraints as Assert;
 
 #[ORM\Entity(repositoryClass: SortieRepository::class)]
 class Sortie
@@ -21,12 +22,14 @@ class Sortie
     private ?string $nom = null;
 
     #[ORM\Column(type: Types::DATETIME_IMMUTABLE, nullable: true)]
+    #[Assert\GreaterThan(propertyPath: 'dateLimiteInscription')]
     private ?\DateTimeInterface $dateHeureDebut = null;
 
     #[ORM\Column(nullable: true)]
     private ?int $duree = null;
 
     #[ORM\Column(type: Types::DATETIME_IMMUTABLE, nullable: true)]
+    #[Assert\GreaterThan("today")]
     private ?\DateTimeInterface $dateLimiteInscription = null;
 
     #[ORM\Column(nullable: true)]