Lamborghini is expected to reveal its next supercar in March, but a sneak peek may have slipped out.

The automaker filed a new car design with an intellectual property agency in North Macedonia that included several sketches of the vehicle.

The images were posted on the Global Design Database, which is administered by the World Intellectual Property Organization.

The filing was first spotted by Motor 1, which grabbed the images, but they have since been removed from the WIPO website.

OFF-ROAD LAMBORGHINI HURACAN STERRATO SUPERCAR MARKS THE END OF AN ERA

lambo sketch

Sketches of Lamborghini's next supercar have been filed with the World Intellectual Property Organization. (Lamborghini)

Lamborghini told Fox News Digital it had no comment, but a WIPO spokesperson said the "filer had requested to defer publication of the images" and that they were erroneously published.

"WIPO administers the Hague System for the international registration of designs, but in this instance, the filing was made with a national IP office who contributes its own collection to the Global Design Database, which collects design registrations from around the world whether or not they are filed through the Hague System," the spokesperson explained.

The black-and-white line drawings depict a mid-engine coupe similar to the Lamborghini Aventador that went out of production next year, which it would be set to replace.

lambo rear

The new car features hexagonal exhausts. (Lamborghini)

It maintains the Aventador's wedge-shaped design, sharp creases and deeply-sculpted side air intakes.

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A mid-mounted engine can clearly be seen through a transparent cover, reconfirming that it will be powered by a V12 engine with hybrid assist, as Lamborghini has said, breathing through hexagonal exhausts. 

aventador

The Lamborghini Aventador Ultimae was the last version of the Aventador. (Martyn Lucy/Getty Images)

The brand is phasing out its pure internal-combustion engine powertrain and plans to have an all-hybrid lineup by 2025. Even before the car is fully revealed, it's already a hit.

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Lamborghini CEO Stephan Winkelmann recently said it already has over 3,000 orders for the car and that it has enough reservations for its entire lineup to cover production into mid-2024.

This story has been updated with comment and additional information from WIPO