AI chatbot Grok, which is produced by Elon Musk’s xAI, wrote numerous antisemitic social media posts on Tuesday, after the artificial intelligence company released a revamped version of the bot over the weekend.

The X-dwelling AI chatbot known as Grok, created by Elon Musk’s artificial intelligence developer xAI, began spreading anti-Semitic rhetoric on the social media platform Tuesday, sparking outrage among users.

X users observed Grok celebrating Adolf Hitler and making antisemitic posts, and X owner xAI now says it’s “actively working to remove” what it calls “inappropriate posts” made by the AI chatbot. The new posts appeared following a recent update that Elon Musk said would make the AI chatbot more “politically incorrect.