The team would again represent Sweden at the 2012 European Curling Championships where they won the bronze medal. Despite losing the 2013 Swedish final to Anette Norberg, the Sigfridsson rink was selected to represent Sweden at the 2013 World Women's Curling Championship. The team would again win a silver medal at the Worlds, losing to Scotland's Muirhead in the final. Sigfridsson and Muirhead would meet once again at the end of the season in the 2013 Players' Championship final, where she again lost to Muirhead. It would be the first time Sigfridsson would make the playoffs at a Grand Slam event. The team played in one other Slam that season, the 2012 Manitoba Lotteries Women's Curling Classic, winning four games. They won one Tour event, the 2012 Women's Masters Basel.