Marriott International Inc. has released new numbers relating to its Starwood Hotel’s reservation database by stating that 5 million passport numbers were stolen in the database.

After further investigation, Marriott states that the information for fewer than 383 million guests (as opposed to 500 million) were exposed. The data that was compromised of these guests include combinations of names, addresses, telephone numbers, email addresses passport numbers, Starwood Preferred Guest account information, gender, date of birth and travel information. Of that number, 5.25 million guests’ passport numbers were compromised.

The unauthorized access to the Starwood Hotel’s reservation database started sometime in 2014 and was discovered on November 19, 2018.