diff --git a/migrations/Version20240501000553.php b/migrations/Version20240501000553.php
new file mode 100644
index 0000000..5e7e42d
--- /dev/null
+++ b/migrations/Version20240501000553.php
@@ -0,0 +1,53 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+final class Version20240501000553 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->addSql('CREATE TEMPORARY TABLE __temp__notes AS SELECT id, speaker_id, series_id, title, text, date, passage, refs FROM notes');
+        $this->addSql('DROP TABLE notes');
+        $this->addSql('CREATE TABLE notes (id VARCHAR(64) NOT NULL, speaker_id INTEGER NOT NULL, series_id INTEGER DEFAULT NULL, user_id INTEGER DEFAULT NULL, title VARCHAR(255) NOT NULL, text CLOB NOT NULL, date DATE NOT NULL, passage VARCHAR(255) DEFAULT NULL, refs CLOB DEFAULT NULL --(DC2Type:json)
+        , PRIMARY KEY(id), CONSTRAINT FK_11BA68CD04A0F27 FOREIGN KEY (speaker_id) REFERENCES speaker (id) ON UPDATE NO ACTION ON DELETE NO ACTION NOT DEFERRABLE INITIALLY IMMEDIATE, CONSTRAINT FK_11BA68C5278319C FOREIGN KEY (series_id) REFERENCES series (id) ON UPDATE NO ACTION ON DELETE NO ACTION NOT DEFERRABLE INITIALLY IMMEDIATE, CONSTRAINT FK_11BA68CA76ED395 FOREIGN KEY (user_id) REFERENCES user (id) NOT DEFERRABLE INITIALLY IMMEDIATE)');
+        $this->addSql('INSERT INTO notes (id, speaker_id, series_id, title, text, date, passage, refs) SELECT id, speaker_id, series_id, title, text, date, passage, refs FROM __temp__notes');
+        $this->addSql('DROP TABLE __temp__notes');
+        $this->addSql('CREATE INDEX IDX_11BA68CD04A0F27 ON notes (speaker_id)');
+        $this->addSql('CREATE INDEX IDX_11BA68C5278319C ON notes (series_id)');
+        $this->addSql('CREATE INDEX IDX_11BA68CA76ED395 ON notes (user_id)');
+        $this->addSql('CREATE TEMPORARY TABLE __temp__reference AS SELECT id, type, name, label, ndx, content FROM reference');
+        $this->addSql('DROP TABLE reference');
+        $this->addSql('CREATE TABLE reference (id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, type VARCHAR(64) NOT NULL, name VARCHAR(255) NOT NULL, label VARCHAR(10) NOT NULL, ndx INTEGER DEFAULT NULL, content CLOB NOT NULL)');
+        $this->addSql('INSERT INTO reference (id, type, name, label, ndx, content) SELECT id, type, name, label, ndx, content FROM __temp__reference');
+        $this->addSql('DROP TABLE __temp__reference');
+        $this->addSql('CREATE UNIQUE INDEX UNIQ_AEA34913EA750E8 ON reference (label)');
+    }
+
+    public function down(Schema $schema): void
+    {
+        // this down() migration is auto-generated, please modify it to your needs
+        $this->addSql('CREATE TEMPORARY TABLE __temp__notes AS SELECT id, speaker_id, series_id, title, text, date, passage, refs FROM notes');
+        $this->addSql('DROP TABLE notes');
+        $this->addSql('CREATE TABLE notes (id VARCHAR(64) NOT NULL, speaker_id INTEGER NOT NULL, series_id INTEGER DEFAULT NULL, title VARCHAR(255) NOT NULL, text CLOB NOT NULL, date DATE NOT NULL, passage VARCHAR(255) DEFAULT NULL, refs CLOB DEFAULT NULL --(DC2Type:json)
+        , PRIMARY KEY(id), CONSTRAINT FK_11BA68CD04A0F27 FOREIGN KEY (speaker_id) REFERENCES speaker (id) NOT DEFERRABLE INITIALLY IMMEDIATE, CONSTRAINT FK_11BA68C5278319C FOREIGN KEY (series_id) REFERENCES series (id) NOT DEFERRABLE INITIALLY IMMEDIATE)');
+        $this->addSql('INSERT INTO notes (id, speaker_id, series_id, title, text, date, passage, refs) SELECT id, speaker_id, series_id, title, text, date, passage, refs FROM __temp__notes');
+        $this->addSql('DROP TABLE __temp__notes');
+        $this->addSql('CREATE INDEX IDX_11BA68CD04A0F27 ON notes (speaker_id)');
+        $this->addSql('CREATE INDEX IDX_11BA68C5278319C ON notes (series_id)');
+        $this->addSql('ALTER TABLE reference ADD COLUMN id_list CLOB DEFAULT NULL');
+    }
+}