Thanks for bringing this to our attention. If you have it, please share a screenshot and the ad's landing page URL. You can also report it directly with this form: https://yt.be/help/6f5j Also, you can improve your ad recommendations with these steps: https://yt.be/help/MykB
Hmm, that's odd. Does this happen across devices? Try to do the basic troubleshooting steps. This usually does the trick: https://yt.be/help/sWdH . Keep us posted!