BUFFALO, N.Y. (WIVB) — Buffalo fire officials say a two-alarm fire that broke out at 79 Kilhoffer St. has been ruled arson.

The fire broke out just after 5 p.m. as the vacant structure was under renovation.

Habitat for Humanity says it was turning the home into a community center.

Investigators tell News 4 the fire caused $80,000 in damages and exposure damage occurred at 75 Kilhoffer, causing $75,000 in damages to the occupied structure.

The Red Cross is assisting two adults, and one firefighter received treatment at ECMC.

Police say the fire was started by an apparent incendiary device.