Salma Hayek is telling it like it is!

In a candid new interview, the 49-year-old actress revealed the secret to her happy marriage to Francois-Henri Pinault is far from simply good sex!

salma hayek husband getty images

Salma and her husband in November 2014.

"Sex is not the key to a happy marriage, but it's a side effect," she told Red magazine. "Although not every day! If it's every day then it loses its charm. It's so important to maintain your chemistry."

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"You have to continue to laugh, continue to explore, continue to have fun with each other, continue to have romance," Salma continued, adding her seven-year marriage to Francois-Henri, 54, is her "biggest accomplishment."

Click through the gallery below to see more stars' secrets to wedded bliss!