"Avatar" fame actress Zoe Saldana is reportedly expecting her first child.

The 36-year-old is set to become a mother for the first time with her Italian artist husband Marco Perego, reports usmagazine.com.

"Zoe is about three months pregnant. But she will only announce the news when she's ready," a source said.

Another source said: "Zoe has always wanted a big family... and Marco's on board too!"

Saldana and Perego got married secretly in 2013. It will be a double celebration for the family as the actress' sister Mariel is also expecting.