That's according to Reuters, Ukrinform reports.
Three sources familiar with the matter told the agency on Thursday that Biden would authorize the assistance using his Presidential Drawdown Authority, which allows the president to authorize the transfer of excess weapons from U.S. stocks.
The sources said that an announcement could slip into next week, cautioning that weapons packages can change in value before they are announced.
The latest package of military aid allocated by the United States to Ukraine amounted to $1 billion.