Costco is changing its food court fountain drinks from Pepsi to Coca-Cola. The change reverses a move made in 2013, as the retailer looked to keep the cost of its $1.50 hot dog combo steady. Costco is shaking up its food-court offerings—at least those in the beverage aisle.

Costco announced that it will switch from Pepsi to Coca-Cola products at its food courts "this summer" at an annual shareholder meeting Thursday.

Rumors are swirling that there’s going to be a big change coming to the beverage fountain at Costco's food court. Here's what we know so far.