One week after details about Facebook inflating its video metrics for advertisers were discovered, the Association of National Advertisers has called for an audit and accreditation of the social platform’s metrics.

The ANA’s qualms stem from a report in The Wall Street Journal last week finding that Facebook overestimated the amount of time users spend with videos by anywhere from 60 to 80 percent, according to a letter from Facebook to Publicis Media that the publication acquired.

Read the full Adweek article here.