Denny’s will close 150 restaurants, cut hours and list of menu items as the 24/7 diner struggles

In an earnings call Tuesday, the chain’s CEO said 50 “underperforming” locations will shutter by the end of this year, while others will undergo a redesign program including renovations.

Denny’s, the U.S. chain known for its diner-style seating and being open 24 hours a day, is closing a hefty chunk of restaurants. Over the next year, 150 locations will close their doors. The restaurant chain will also reassess its uninterrupted hours.