It was the kind of embarrassing performance that left an indelible mark on the Texans.
Dominated by Ravens quarterback Lamar Jackson as he threw four touchdowns with Texans quarterback Deshaun Watson committing two turnovers and sacked six times, the 41-7 meltdown can't simply be shrugged off.
Days after that game, the Texans are working to regroup heading into a pivotal AFC South showdown against the Indianapolis Colts.
The Ravens game has prompted some soul-searching.
"It's one of those things where we've got to get our confidence back," veteran safety Tashaun Gipson said. "I'd be lying if I said getting beat like that, no matter who they have at quarterback, it could have been Joe Montana, there's no reason why we should have got done like that.