diff --git a/src/Bundle/ChillMainBundle/Entity/User.php b/src/Bundle/ChillMainBundle/Entity/User.php
index 8a31779f9..a45cb0209 100644
--- a/src/Bundle/ChillMainBundle/Entity/User.php
+++ b/src/Bundle/ChillMainBundle/Entity/User.php
@@ -116,6 +116,9 @@ class User implements UserInterface, \Stringable, PasswordAuthenticatedUserInter
     #[PhonenumberConstraint]
     private ?PhoneNumber $phonenumber = null;
 
+    #[ORM\Column(type: \Doctrine\DBAL\Types\Types::JSON, nullable: false, options: ['default' => '[]', 'jsonb' => true])]
+    private $notificationFlags = [];
+
     /**
      * User constructor.
      */
@@ -613,4 +616,13 @@ class User implements UserInterface, \Stringable, PasswordAuthenticatedUserInter
 
         return $this;
     }
+    public function getNotificationFlagData(string $flag): array
+    {
+        return $this->notificationFlags[$flag] ?? [];
+    }
+
+    public function setNotificationFlagData(string $flag, array $data): void
+    {
+        $this->notificationFlags[$flag] = $data;
+    }
 }
diff --git a/src/Bundle/ChillMainBundle/migrations/Version20250610102953.php b/src/Bundle/ChillMainBundle/migrations/Version20250610102953.php
new file mode 100644
index 000000000..1aea75863
--- /dev/null
+++ b/src/Bundle/ChillMainBundle/migrations/Version20250610102953.php
@@ -0,0 +1,29 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Chill\Migrations\Main;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+final class Version20250610102953 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return 'Add notification flags property to User';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $this->addSql(<<<'SQL'
+            ALTER TABLE users ADD notificationFlags JSONB DEFAULT '[]' NOT NULL
+        SQL);
+    }
+
+    public function down(Schema $schema): void
+    {
+        $this->addSql(<<<'SQL'
+            ALTER TABLE users DROP notificationFlags
+        SQL);
+    }
+}