"So elated to finally share this news with you all," the 29-year-old actress captioned a cheery photo of herself holding a positive Clearblue digital pregnancy test. "I'm happily pregnant!"
Brooks also changed her bio to read, "?I predict I’m going to be a MOMMY," and revealed in another post via Instagram Stories that she's "five months in."
Shortly after announcing the exciting news, plenty of Brooks' celebrity pals sent her well wishes, including fellow OITNB stars like Jackie Cruz. "Omg girl I got chills!!" she gushed. "So happy for you baby girl. Congratulations."
Natasha Lyonne also weighed in, simply writing, "Daniiiiiii," followed by congratulatory messages from Jessica Pimentel, Kimiko Glenn, Matt McGorry, Emma Myles and more.