diff --git a/Classes/Domain/Model/SecondFactor.php b/Classes/Domain/Model/SecondFactor.php
index 364c024..036cf86 100644
--- a/Classes/Domain/Model/SecondFactor.php
+++ b/Classes/Domain/Model/SecondFactor.php
@@ -23,6 +23,8 @@ class SecondFactor
     /**
      * @var Account
      * @ORM\ManyToOne
+     * If Account gets deleted also delete the second factors.
+     * @ORM\JoinColumn(onDelete="CASCADE")
      */
     protected Account $account;
 
diff --git a/Migrations/Mysql/Version20231114151915.php b/Migrations/Mysql/Version20231114151915.php
new file mode 100644
index 0000000..b53950e
--- /dev/null
+++ b/Migrations/Mysql/Version20231114151915.php
@@ -0,0 +1,43 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Neos\Flow\Persistence\Doctrine\Migrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+final class Version20231114151915 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return '';
+    }
+
+    public function up(Schema $schema): void
+    {
+        // this up() migration is auto-generated, please modify it to your needs
+        $this->abortIf(
+            !$this->connection->getDatabasePlatform() instanceof \Doctrine\DBAL\Platforms\MySqlPlatform,
+            "Migration can only be executed safely on '\Doctrine\DBAL\Platforms\MySqlPlatform,'."
+        );
+
+        $this->addSql('ALTER TABLE sandstorm_neostwofactorauthentication_domain_model_secondfactor DROP FOREIGN KEY FK_29EF8A7F7D3656A4');
+        $this->addSql('ALTER TABLE sandstorm_neostwofactorauthentication_domain_model_secondfactor ADD CONSTRAINT FK_29EF8A7F7D3656A4 FOREIGN KEY (account) REFERENCES neos_flow_security_account (persistence_object_identifier) ON DELETE CASCADE');
+    }
+
+    public function down(Schema $schema): void
+    {
+        // this down() migration is auto-generated, please modify it to your needs
+        $this->abortIf(
+            !$this->connection->getDatabasePlatform() instanceof \Doctrine\DBAL\Platforms\MySqlPlatform,
+            "Migration can only be executed safely on '\Doctrine\DBAL\Platforms\MySqlPlatform,'."
+        );
+
+        $this->addSql('ALTER TABLE sandstorm_neostwofactorauthentication_domain_model_secondfactor DROP FOREIGN KEY FK_29EF8A7F7D3656A4');
+        $this->addSql('ALTER TABLE sandstorm_neostwofactorauthentication_domain_model_secondfactor ADD CONSTRAINT FK_29EF8A7F7D3656A4 FOREIGN KEY (account) REFERENCES neos_flow_security_account (persistence_object_identifier)');
+    }
+}