Jake Gyllenhaal back with Alyssa Miller after short-lived split of two weeks

Jake Gyllenhaal and Alyssa Miller are back together after a brief split of two weeks.The 33-year-old actor had dated Miller dated for six months before calling their relationship off, US magazine reported.A source said that the couple were talking during the break.The insider added that after finishing with his upcoming film 'Nightcrawler' he was spending a lot of time by himself and with his family over the holidays and missed Miller, Us magazine reported.According to the New York Post, it was earlier reported that Miller logged in to Instagram to post a picture of an unopened Valentine's Day card supposedly from the actor before removing the post later.Gyllenhaal, 33, and Miller, 24, began dating in June 2013 after meeting at a gym in New York City.