diff --git a/WEB/Model/UserModel.php b/WEB/Model/UserModel.php
index 493a1ff1..e1269e15 100644
--- a/WEB/Model/UserModel.php
+++ b/WEB/Model/UserModel.php
@@ -246,5 +246,6 @@ class UserModel
     }
     public function majDateDebut(int $idPartie) {
         $this->partie_gateway->majDateDebut($idPartie);
+        $_SESSION['tpsMaxPartie'] = $this->calculTpsMaXPartie($idPartie);
     }
 }
\ No newline at end of file