She took second place and the silver medal in 1500 m at the 2012 Summer Olympics in London, again finishing behind Alptekin. Bulut had set a personal best time of 4:01:18 in the semi-finals of the competition. Alptekin's results from 2010 onwards were subsequently stripped due to doping offences, making Bulut the "de facto" Olympic and European champion. However, in March 2016, it was reported that Bulut too was also under investigation for suspected doping.