Hailey Bieber and Justin Bieber are marking another milestone as a couple after baby, baby, baby.

The pair celebrated their six wedding anniversary Sept. 14, three weeks after the model gave birth to their first child, son Jack Blues Bieber.

Hailey, 27, shared romantic images to mark the occasion—pics of gold balloons bearing the word “Love you,” pink candles laid in between a bed of flowers and a blurry printed photo of her and Justin kissing placed on it.

“6 years,” she wrote on her Instagram Stories, adding a white heart and engagement ring emoji. “Love you baby.”

Hailey and Justin, 30, tied the knot at a New York City courthouse Sept. 14, 2018, two months after their got engaged during a trip to the Bahamas in July following a whirlwind summer rekindled romance. Just over one year later, the married again in a larger wedding ceremony in South Carolina in front of family and friends.