Disney will not use Slack anymore for its internal communication after a breach in July exposed 1TB worth of sensitive data.

Hacktivist” group NullBulge didn’t like that Disney uses AI to generate some of its artwork, so it leaked a whopping 1.1 terabytes of data from the entertainment giant’s internal Slack archive in July.

Disney told employees on Thursday that it will no longer use Slack for internal communication after a hack earlier this year allowed cybercriminals to expose financial materials, computer codes, and o

The entertainment company reportedly issued a memo to staff that a migration away from Slack’s collaboration application will conclude next year. The move follows a high-profile data breach that led to the publication of 44 million Slack messages and tens of thousands of documents by a hacking group.

Disney said it was investigating an unauthorized release of over a terabyte of data from one of its communication systems.