The same year, Philip invaded Pergamon; although unable to take the easily defended city, in part due to precautions taken by Attalus to provide for additional fortifications, he demolished the surrounding temples and altars.
V tom istom roku Filip napadol Pergamon, aj keď nebol schopný dobyť celé mesto, z časti kvôli Attalovým opatreniam prijatým na zlepšenie kvality opevnenia, zničil okolité chrámy a oltáre.