The husband of former “The Cosby Show” star Keshia Knight Pulliam has filed for divorce, just one week after the actress revealed her pregnancy news.

According to reports, Pulliam’s husband, former NFL player Ed Hartwell, 38, filed for the split on Monday in Georgia’s Fulton Country Superior Court, where he demanded that his wife undergo a paternity test.

Related: Former ‘Cosby Show’ Star Keshia Knight Pulliam Announces Pregnancy

Pulliam, 37, who appeared on “The Real Housewives of Atlanta” in 2008, became engaged to Hartwell on New Year’s Eve and the two tied the knot weeks later in a small wedding at the actress’ home.

The actress revealed she was pregnant on July 18, posting a photo to Instagram with a pink cupcake to share the big news. She captioned the photo, “Surprise!! We have a new addition coming soon …”