Okla. Stat. tit. 43, § 43-213: Order set aside, when

The husband or wife affected by the proceedings contemplated in

the two preceding sections, may have the order or decree of the

court set aside or annulled by affidavit of such party, setting

forth fully the facts and supported by such other testimony as the

court shall deem proper. Notice of such proceedings to set aside

and annul such order must be given the person in whose favor the

same was granted, and shall be served as summons are served in

ordinary actions. The setting aside of such decree or order shall

in no wise affect any act done thereunder.