Cobie Smulders and Taran Killam welcome second child

Actors Cobie Smulders and Taran Killam attend Marvel's "Captain America: The Winter Soldier" premiere at the El Capitan Theatre on March 13, 2014, in Hollywood, California.

Charley Gallay/Getty Images for Disney

Cobie Smulders is a mom for the second time.

The former "How I Met Your Mother" star and her husband, Taran Killam of "Saturday Night Live" fame, welcomed a second child three weeks ago, reports People.

They are already parents to 5-year-old daughter, Shaelyn Cado.

Smulders broke the news while at this year's Sundance Film Festival in Park City, Utah, where she's promoting the film "Unexpected."

Smulders and Killam, both 32, wed in 2012.

In addition to "Unexpected," Smulders is attached to the upcoming "Avengers" film, "Age of Ultron."