PITTSBURGH (KDKA) – Starbucks is extending its offer of free coffee for workers who are on the frontlines fighting coronavirus.

Starbucks will now offer free brewed coffee to first responders and frontline healthcare workers across the U.S. and Canada through May 31.

READ MORE: Supply Chain Issues: 'There Really Are Problems Everywhere,' Even For Small Companies

Since the initiative started on March 25, Starbucks has given more than 1 million cups of brewed coffee to these workers.

READ MORE: "There's Not A Booster With A Big Enough Blank Check"; Steelers Head Coach Mike Tomlin Shoots Down College Football Coaching Speculation

Starbucks drive-thrus are still open during the coronavirus pandemic.

β€œThe offer explains that any customer who identifies as a first responder or front-line worker supporting the health care industry will receive tall, brewed coffee (hot or iced) at no charge – including police officers, firefighters, paramedics, doctors, nurses, hospital and medical staff and medical researchers,” Starbucks says in a press release.

MORE NEWS: COVID-19 In Pittsburgh: Allegheny County Reports 350 New Cases, 2 Additional Deaths

β€œThis initiative builds on Starbucks commitment to serving our communities in a constructive role through the lens of our Mission and Values and supporting the millions of the heroic first responders and front-line health care workers who cannot stay home.”