WestJet announced they suffered an online breach and some of their customer’s personal information was disclosed.

The airline company said they have been working closely with Calgary Police and the RCMP cybercrime unit.

Credit card information was not compromised, WestJet said in a press release.

“The privacy and protection of our guests’ information is a matter we take very seriously and we have worked swiftly and aggressively to resolve this incident,” WestJet Executive Vice-President and Chief Information Officer said. “WestJet is in the process of contacting affected guests and we deeply regret any inconvenience this may cause.”

WestJet encourages WestJet Rewards members to update their passwords regularly.