Don’t act like you forgot, she calls the shots, shots, shots…

Rihanna and her new boo Hassan Jameel are ready to tie the knot, but sources reveal exclusively to Life & Style that the “Work” singer and Saudi billionaire are determined to protect their massive fortunes.

“Everything is moving so fast, but right now the priority is working out their individual assets with their attorneys in order to write up an ironclad contract,” says an insider. “Rihanna loves Hassan, but business is business.”

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And both sides have a lot to protect when it comes to the $1 billion prenuptial agreement.

Hassan is worth $1.5 billion, and as deputy vice president of the family business, his assets include exclusive distributions rights for Toyota cars in Saudi Arabia and seven other countries and a soccer league consisting of 14 teams. NBD.

Rihanna, 29, is no slouch either when it comes to her $230 million net worth. The Grammy-winning artist has her own clothing line, as well as millions in real estate. Those properties include a $22 million mansion in her hometown of Barbados, complete with a concierge, access to a private beach, and two docking areas for yachts.

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It’s expected the lovebirds will vacation at that Barbados estate next month, according to RiRi’s dad Ronald Fenty, who also has some advice for Hassan, 29.

“He’s going to have to buckle up,” he said. “She’s very independent and ambitious. Nobody can tell her what to do.”

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However, the couple is not stressing the details — and both are on the same page when it comes to signing on the dotted line.

“They’re crazy about each other, but they both know that a prenup is a good idea,” adds the insider. “Both parties agree that what they bring into the marriage, financially speaking, is what they ’ll leave with.”

For more exclusive news about Rihanna and Hassan’s wedding, be sure to pick up the latest issue of Life & Style magazine, on newsstands now.