Although she relapsed just weeks after checking out of UCLA inpatient rehab on Aug. 24, Lindsay Lohan is serious about her recovery, a 情報源 close to the actress says.

"She will step up her treatment and do もっと見る than what she was previously ordered to do," says the source, adding that link in the coming days.

The actress was released from a Lynwood, Calif., jail late Friday night after winning an appeal to be granted bail following a failed drug test.