Hasty (ankle) didn't practice Friday, Eric Branch of the San Francisco Chronicle reports.
With Hasty missing back-to-back practices, Jeff Wilson may fill in as the passing-down back Monday night against the Rams. Hasty is averaging 2.6 carries and 2.6 catches for 27.8 total yards per game, with 29-to-36 percent snap share in each of his five appearances this season.