Bieber’s followers quick to pick up on the very telling Instagram change amid swirling speculation about her relationship with husband Justin. Social media users called out the model on Monday for making a cryptic edit to the caption of her latest Instagram upload, reports Page Six.

There have been numerous reports that Hailey and Justin Bieber's marriage is in trouble. Speculation about Justin's declining health has spiked after his public appearances have shown him looking tired and run-down.

On Sunday, June 8, Hailey Bieber - who shares 9-month-old son Jack with husband Justin Bieber - posted a carousel of beachy, bikini-filled photos to kick off summer. The original caption read: "lemon drop martinis and therapy all summer long.