Gordon Ramsay is taking aim at Jamie Oliver in his latest post on Instagram. 

On Saturday, the celebrity chef posted a video with a comment from a social media user, which read: “I bet you are one of those chefs that just steal other people’s recipes.”

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Ramsay points at himself and wags his finger before spinning around to reveal Oliver’s book shoved into his pants.

“When you let @tillyramsay do your social media. Kid….my secrets out,” he wrote in the caption.

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In comments beneath the post, Oliver cheekily replied, “Copy of my new cookbook ONE heading your way when it’s out in September then.”