@madonna / Instagram 1 / 11
@madonna / Instagram 1 / 11

She may be getting older but Madonna is still a rebel!

The iconic singer posted a risqué picture of herself on Instagram on April 2 to protest the site's policy on censorship. She joins a slew of other celebrities who have done the same thing in recent months, including Chelsea Handler, Rihanna and Miley Cyrus.

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The sultry black and white photo shows Madonna leaned back against a large object while totally naked. A black bar blocks out her nipples, but her derrière is exposed from the side.

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"Why is it ok to show a— but not breasts?," she wrote about the image. "Drowning in the hypocrisy of social media." Her hashtags all made reference to the Instagram policy, including one that said #artforfreedom.

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Instagram previously took down a risqué photo of Madonna, so her current snap may not have a long shelf life.