She was eliminated in the semi-finals of the 1500 m at the 2011 World Championships in Athletics. She changed her focus to longer distances as a result and performed better on the world stage, taking sixth at the 2012 Olympic 5000 m final and fourth at the 2013 World Championships 5000 m final. At the 2013 World Cross Country Championships she helped Kenya to the team title with her seventh-place finish. An outing over four miles on the roads in October 2013 saw her run the world best for the distance, as she completed the 4 mijl van Groningen race in 19:20 minutes.