You may not get exact change back if you pay in cash on your next trip to McDonald's , the Chicago-based burger chain said.

It's all because the United States is running out of pennies .

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"Following the discontinuation of pennies nationwide, some McDonald’s locations may not be able to provide exact change," a statement from McDonald's USA sent to NBC Chicago said. "We have a team actively working on long-term solutions to keep things simple and fair for customers. This is an issue affecting all retailers across the country, and we will continue to work with the federal government to obtain guidance on this matter going forward.”

The statement comes months after President Donald Trump announced earlier this year

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