Los Angeles, Aug. 29 -- Spanish singer-songwriter Enrique Iglesias is expanding his family with longtime partner, retired tennis star Anna Kournikova.

According to People, Kournikova is expecting her fourth child with Iglesias.

"Anna and Enrique are very happy to become parents again. They have proven to be great parents to their three children, and both of them love the process. They enjoy the activities and all that goes along with raising children," a source told the outlet.

It further revealed that the singer has lately cut back on his touring schedule in recent years to spend more time at home with his family.

"He loves his fans and loves to tour, but as he has gotten older and become a parent, it has been harder for him to leave...