NASHVILLE, Tenn. – A non-profit website based in Nashville has been hacked by a group supporting ISIS.

WKRN News 2 reports that AutismTN.org was hacked by a group calling themselves “Team System Dz” over the weekend.

The group changed the site’s home screen to black with a message that said “I am Muslim & I love Jihad. I love ISIS.”

The organization has been responsible for hacking several websites over the past year. The FBI is investigating the incident.