September 17, 2017 11:45 PM

Baby makes four for Jeffrey Dean Morgan and Hilarie Burton!

The couple, who married in 2014, are expecting their second child.

J. Merritt/Getty

The Walking Dead star, 51, revealed the pregnancy news on the Emmy Awards red carpet on Sunday when he adoringly placed his hands on 35-year-old Burton’s baby bump, which was hidden under the billowy detail of her vintage Lanvin gown.

WATCH: See the Best-dressed Stars at the 2017 Emmy Awards Red Carpet

Morgan and Burton, who had a brief stint on Fox’s Lethal Weapon and previously starred on One Tree Hill, are already parents to 7-year-old son Augustus, lovingly nicknamed Gus.

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The parents-to-be frequently share family moments on social media with Gus starring front and center.

Most recently, Morgan posted a sweet father-son bonding session from The Walking Dead set.

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