Denise Richardsis fully committed to her husbandAaron Phypers.
On Monday, theReal Housewives of Beverly Hillsstar clarified the status of her and Phypers’ relationship when an Instagram follower said that the couple have “an open marriage.”
Richards, 49, responded to the comment, writing, “we actually don’t have an open marriage.”
“My bad, I read somewhere that you did…that’s great to hear,” the commenter responded back to the reality star, to which she said, “absolutely not. [100 percent] monogamous to my husband.”
After the other commenter again asked if Phypers, 47, has a brother, Richards responded, “yes he does ?.”
Richards’ defense of her marriage comes one month after theDaily Mailreportedthat she walked away from filmingRHOBHseason 10 due toBrandi Glanvilleallegedly spreading a rumor that the two had a sexual encounter.
Richards’ publicist told PEOPLE at the time, “It isn’t true.” A rep for Glanville did not respond to PEOPLE’s request for comment.
Meanwhile, a source told PEOPLE that “what really happened with Brandi and Denise will play out on the season.”
“There is a lot of she said, she said going on,” the source added. “But it’s going to be very dramatic.”
Denise Richards and Brandi Glanville.Jon Kopaloff/Getty; Presley Ann/Getty

Richards joined the show as a Housewife last season and even filmedher weddingto Phypers. She has three daughters:Eloise Joni, 8½,Lola Rose, 14, andSam, 15. (Richards shares Lola and Sam with ex-husbandCharlie Sheen;she previously revealed that Phypers isadopting her youngest, Eloise.)
Glanville, who was married toEddie Cibrianfrom 2001-2010, joined the show in season 2 and departed the cast after season 5. She will recur in season 10.
The upcoming season also stars returning HousewivesKyle Richards,Lisa Rinna,Erika Girardi, Teddi Mellencamp,Dorit Kemsley, plus new additionsGarcelle Beauvaisand Sutton Stracke.Camille Grammerhasteased a returnto the series.
The Real Housewives of Beverly Hillsis expected to return soon.
source: people.com