Reality television star Kourtney Kardashian and Blink-182 drummer Travis Barker announced their engagement on Sunday. 

Photo's of the two were posted on Kardashian's Instagram account. The image shows them on the beach and surrounded by hundreds of red roses along with scattered candle lights. The caption reads "forever."

The couple has been together since January. Barker commented back on the post "FOREVER." 

Barker bent down on one knee to ask for Kardashian's marriage at a beachside hotel in Montecito, California, according to TMZ. 

Kardashian's sisters commented on the engagement.

Kim Kardashian commented engagement ring emojis on the post, along with a Twitter post of a video captioned "KRAVIS FOREVER." Kendall Jenner also posted a discrete photo in her Instagram story of Kardashian wearing her engagement ring, while holding Barker's face.

Kourtney Kardashian, 42, and Barker, 45, were reportedly friends for years before they began dating. This will be Barker's third marriage and Kourtney Kardashian's first. She has three children with ex-boyfriend Scott Disick, who appeared with her on the reality show, "Keeping Up with the Kardashians."