Moderna said Wednesday its COVID-19 vaccines will remain free to people with and without insurance following theexpiration of the COVID-19 public health emergencythis May, which allowed for government funding for vaccinations for all Americans.

The announcement followsconcerns and criticismby politicians over its vaccine price hikes,reported to be set up to $130per dose.

People with insurance werelikely to continue getting COVID-19 vaccinesat no cost, even when the federal government stopped footing the bill and regardless of price hikes.

Most notable inModerna’s announcementis the addition of the company’s “patient assistance program” and the promise underinsured and uninsured people won’t have to pay, though details on how the assistance program weren’t available in the post.

“Moderna remains committed to ensuring that people in the United States will have access to our COVID-19 vaccines regardless of ability to pay,” the company said.

In a statement, Pfizer said that it’s also committed to ensuring everyone has access to its vaccines and previously announced a patient assistance program of its own for US residents without health insurance.

Pfizer confirmed that the commercial list price for a single-dose vial for people 12 and older will be $110 to $130, the same range Moderna’s was estimated to be.

There are unknowns over how Moderna will keep its promise, including how it will ensure people with commercial insurance don’t pay for shots, asSTAT newsreports.