Robin Marchant/WireImage; Jamie McCarthy/Getty Nina Dobrev and Shaun White were together for five years PEOPLE confirmed that they called it quits on Thursday, Sept. 11 Dobrev is addressing rumors that she's dating Zac Efron in a new interview Nina Dobrevis setting the record straight on rumors she's datingZac Efronafter splitting fromShaun White. TMZcaught up with Dobrev at LAX on Wednesday, Oct. 1, where she shut down any speculation. The interviewer said, "It must be tough living things out in public," seeminglyreferring to her and White calling off their engagementand splitting up after five years together. "You know what? I'm excited for the future, and the only thing that's guaranteed is change," she said. Keleigh Teller/Instagram The interviewer then ended the conversation by asking Dobrev if there "was anything to that Zac Efron [rumor]. I saw photos of you." Dobrev smiled and shook her head in response. When the interviewer asked, "You're just mates?" Dobrev looked at the camera and said, "Yeah." The PEOPLE Puzzler crossword is here! How quickly can you solve it? Play now! Keleigh Teller/Instagram Speculation that theVampire Diariesalum, 36, and theA Family Affairactor, 37, were dating started after they werespotted on a boat togetheralongsideKeleigh Teller, her husband,Miles Teller, 38, andChace Crawford, 40, who isdating Victoria's Secret model Kelsey Merritt. Instagram photosposted by Keleigh, 32, on Sept. 18, showed Dobrev lounging on the boat ina black ab-cutout bathing suit, as well as a multicolored two-piece bikini. In one picture, the entire group of vacationers posed in formal attire, with Efron sitting behind Keleigh and Dobrev. Chris Jackson/Getty PEOPLE confirmed that Dobrev and White, 39, ended their engagement and split after five years together on Sept. 11. "It was a mutual decision, and wasn't an easy one, but it was made with love and a deep respect for one another," a source close to the pair told PEOPLE at the time of the split. Multiple sources later shared with PEOPLE thatDobrev wanted to get married and start a family,but White was not on the same page. Never miss a story — sign up forPEOPLE's free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from celebrity news to compelling human interest stories. One source said Dobrev was "devastated" about the matter, but another insider insisted that both White and Dobrev "wanted marriage and kids" and that "it wasn't just one-sided." Read the original article onPeople