Costco voluntarily recalled 79,200 pounds of two types of its store-brand butter over the past month because their labels may not have said the products contain milk.

The retailing chain has recalled 80,000 pounds of butter because its packaging omitted an allergen warning. It follows a more dramatic packaging stumble from Mattel last week.

An October recall of Kirkland Signature butter was updated to a Class II recall. The Sweet Cream Kirkland Signature butters, unsalted and salted, are affected. Keep reading for specific product details and the recall reasoning.