[cnn-photo-caption image= http://i2.cdn.turner.com/cnn/2010/images/04/27/art.getty.crist.jpg caption="Charlie Crist will announce on Thursday whether he will remain in the Republican Senate primary in Florida."]Miami, Florida (CNN) – Florida Gov. Charlie Crist said Tuesday he will make a final decision about his political future by Thursday.
The governor is considering whether to abandon the Republican Senate primary, in which he trails Marco Rubio by more than 20 points, to seek the office as an independent.
Candidates for office must file their paperwork by noon on Friday. Rubio signed his qualifying papers as a Republican on Tuesday.
Crist revealed the deadline while speaking to reporters in the state capital of Tallahassee, according to The Palm Beach Post.
"I'd like to go ahead and get that concluded then look forward to the last day of session," Crist said, according to the paper.
A Crist spokeswoman confirmed to CNN that the governor will announce his decision by Thursday. The last day of the Florida legislative session is Friday.