The Marlins claimed Petersen off waivers Tuesday.
The Dodgers designated Petersen for assignment Sunday.
The Dodgers optioned Petersen to Triple-A Oklahoma City on Friday.
The Dodgers recalled Petersen from Triple-A Oklahoma City on Monday, Jack Harris of the Los Angeles Times reports.
The Dodgers optioned Petersen to Triple-A Oklahoma City on Tuesday.
The Dodgers recalled Petersen from Triple-A Oklahoma City on Tuesday, Kirsten Watson of Spectrum SportsNet LA reports.
The Dodgers optioned Petersen to Triple-A Oklahoma City on Thursday, Fabian Ardaya of The Athletic reports.
Petersen (1-0) earned the win over Colorado on Tuesday, allowing one run on one hit and one walk while striking out two batters over two innings.
The Dodgers selected Petersen's contract from Triple-A Oklahoma City on Sunday.