(CBS News) — A female face will soon grace the $20 bill, keeping U.S. founding father Alexander Hamilton on the $10 note, Treasury Secretary Jack Lew is expected to announce late Wednesday.

The historical woman chosen to go on the bill: Harriet Tubman, the African-American abolitionist most famous for her role in helping slaves escape through the “Underground Railroad.”

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Tubman, a former slave, will be replacing Andrew Jackson, the nation’s seventh president and a former slave owner.

A Treasury spokesperson announced that Lew will make the announcement Wednesday, after markets close.

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The original plan for getting a female face on U.S. currency has changed drastically in recent months.

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The agency was initially expected to announce which woman would be appearing on the $10 bill by the end of last year — a move that drew fierce backlash in part because of Alexander Hamilton’s recent popularity.

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Hamilton, the nation’s first Treasury secretary, enjoyed a resurgence as a result of the hugely successful hip hop musical based on his life.

Lin-Manuel Miranda, the creator of the Hamilton musical, teased the announcement in a recent tweet:

CBS News confirmed Hamilton would remain the face of the $10 bill earlier this week.

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The new $10 bill will be unveiled in 2020, going into circulation shortly after. The timing of the new $20 bill’s production has not yet been announced.