When it comes to scary things in the Upside Down, it turns out that a Demogorgun is no match for intellectual property lawyers.

"The Upside Down," A "Stranger Things"-themed pop-up bar in Chicago, has been hit with a cease-and-desist letter from Netflix after it was found in violation of intellectual property laws because it never received Netflix’s blessing.

More: S U R V I V E members on how Austin band’s music ended up on ‘Stranger Things’

But Netflix didn’t sent just any cease-and-desist letter. No, they got in on the spirit of the show with a nerdy, yet firm, directive for the bar’s owners:

Lawyer for @Netflix puts an end to @Stranger_Things themed pop-up bar with epic cease & desist letter https://t.co/92zt7bIqQG pic.twitter.com/hvLrRLUHYH

— Anna Massoglia (@annalecta) September 19, 2017
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