diff --git a/src/CoreBundle/Entity/SessionRelUser.php b/src/CoreBundle/Entity/SessionRelUser.php
index adb57eed23..f5e0a0d9a7 100644
--- a/src/CoreBundle/Entity/SessionRelUser.php
+++ b/src/CoreBundle/Entity/SessionRelUser.php
@@ -105,6 +105,9 @@ class SessionRelUser
     #[Groups(['session_rel_user:read'])]
     protected Collection $courses;
 
+    #[ORM\Column(name: 'collapsed', type: 'boolean', nullable: true, options: ['default' => null])]
+    protected ?bool $collapsed = null;
+
     /**
      * @throws Exception
      */
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20240414014200.php b/src/CoreBundle/Migrations/Schema/V200/Version20240414014200.php
new file mode 100644
index 0000000000..2ede2e6a65
--- /dev/null
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20240414014200.php
@@ -0,0 +1,32 @@
+<?php
+
+declare(strict_types=1);
+
+/* For licensing terms, see /license.txt */
+
+namespace Chamilo\CoreBundle\Migrations\Schema\V200;
+
+use Chamilo\CoreBundle\Migrations\AbstractMigrationChamilo;
+use Doctrine\DBAL\Schema\Schema;
+
+class Version20240414014200 extends AbstractMigrationChamilo
+{
+    public function getDescription(): string
+    {
+        return 'Add collapsed field to session_rel_user';
+    }
+
+    public function up(Schema $schema): void
+    {
+        if (!$schema->getTable('session_rel_user')->hasColumn('collapsed')) {
+            $this->addSql('ALTER TABLE session_rel_user ADD collapsed TINYINT(1) DEFAULT NULL');
+        }
+    }
+
+    public function down(Schema $schema): void
+    {
+        if ($schema->getTable('session_rel_user')->hasColumn('collapsed')) {
+            $this->addSql('ALTER TABLE session_rel_user DROP COLUMN collapsed');
+        }
+    }
+}