McDonald’s is the latest target of a grassroots “economic blackout” campaign that has previously targeted other major companies with mixed success.

“This is a show of strength, solidarity and people-powered change,” the union added in a statement posted to Instagram on June 21. “This is about more than burgers and fries, this is about power. When we unite and hit corporations in their wallets, they listen. … Let them feel it. Let them hear us. Let this just be the beginning.”