A federal appellate court handed online mapping platforms a major victory Friday finding that they can’t be held liable for using neutral algorithms to plot locations for businesses that don’t provide specific addresses.

Locksmiths sued the companies that operate Google, Bing and Yahoo in federal court in Washington, D.C., in 2016 claiming the websites overstepped immunities laid out for interactive computer services under Section 230 of the Communications Decency Act by assigning sham competitors actual physical addresses on their mapping applications.