Retailer Costco Wholesale will increase pay for most of its hourly U.S. store workers to more than $30, according to a memo sent to employees this week. The company will increase hourly pay for its top of the scale employees over the next three years,

Costco (NASDAQ:COST) is hiking its hourly pay for most store employees to $30 an hour, translating into a $1 an hour raise for those at the top of the pay scale, while those at the bottom will see their paycheck increase by $0.

Retail giant Costco Wholesale plans to increase pay for most of its hourly U.S. store workers to more than $30, reports Reuters, who cited a memo sent to employees this week. According to the memo, Costo will increase hourly pay for its top of the scale employees,