Unable to use Postgres config.ssl with connectionString

new PostgresStore({
  connectionString: process.env.DATABASE_URL,
  ssl: {
    rejectUnauthorized: true,
    ca: process.env.DATABASE_CA_CERT,
  },
})

// stores/pg/src/storage/index.ts:118
if (isConnectionStringConfig(config)) {
  this.#config = {
    connectionString: config.connectionString,
    max: config.max,
    idleTimeoutMillis: config.idleTimeoutMillis,
  } as any;
}

ssl: config.ssl