jQuery Core 3.5 Upgrade Guide link jQuery.htmlPrefilter changeslink A workaroundIf you want to upgrade to jQuery 3.5.0 or newer and don't have time to deal with breaking changes at the moment, and you use jQuery Migrate 3.4.0 or newer, you can revert to the previous behavior by invoking: As long as this method has been called, jQuery Migrate 3.4.0 or newer logs warnings for all input that's affect