The Senate is scheduled to vote on the repeal of the military's "Don't ask, don't tell" law this weekend.

Senate Majority Leader Harry ReidHarry Mason ReidGOP pushes to change Senate rules for Trump Trump presses GOP to change Senate rules Only thing Defense’s UFO probe proves is power of political favors MORE (D-Nev.) on Thursday evening called for the end of debate, or cloture, on a standalone bill to repeal the ban on openly gay people serving in the military.

Invoking cloture means that the Senate would take a procedural vote on the repeal legislation on Saturday and a final vote on the bill by Sunday.

Supporters of repeal have at least 60 votes necessary to pass that bill. Several Republicans publicly support it — Sens. Susan CollinsSusan Margaret CollinsOvernight Health Care: House passes .3T omnibus | Bill boosts funds for NIH, opioid treatment | Senators spar over ObamaCare fix | 'Right to Try' bill heads to the Senate Winners and losers from the .3T omnibus Senators introduced revised version of election cyber bill MORE (Maine), the co-sponsor of the bill, Olympia Snowe (Maine), Scott Brown (Mass.) and Lisa MurkowskiLisa Ann MurkowskiProposed budget for Indian Health Services won't treat Native American patients equally Keep anti-environment riders for Alaska out of spending bill Industry should comply with the Methane Waste Prevention Rule MORE (Alaska).

The House already passed the standalone bill on Wednesday. If the Senate passes the bill, it would go to President Obama for his signature, scrapping the 1993 Clinton-era ban.