The Teamsters Union said a strike at 56 Costco membership club stores across six states was averted, one day after the wholesale club announced pay for non-union workers will rise to between $20 and $

Costco Teamsters members voted to authorize a strike if negotiations on a new contract don't result in a new deal by Jan. 31.

Teamsters said the Costco agreement will need to be approved by members. Costco and the Teamsters union have reached a tentative agreement on a new contract, avoiding a strike, the union said Saturday.