Marissa Jaret Winokur
Christopher Polk/Getty; Imeh Akpanudosen/Getty
10/30/2012 at 07:30 PM EDT
Marissa Jaret Winokur's hard work has paid off!
The actress, 39, attended Monday's premiere of Wreck-It Ralph
, looking significantly slimmer. Clad in a black, slim-fitting skirt and a long-sleeve blue blouse, Winokur was accompanied by her 4-year-old son
In January, Winokur told PEOPLE
her body was bouncing back after a rocky holiday season.
Using her Retired at 35
costar Josh McDermitt as a support system, the PEOPLE blogger
said, "We'll text each other in the morning [about our hikes]. Since the year began, I'm doing well. Everything's back on track."
At the time, she also said her "clothes are fitting better" and she no longer wanted "to eat crap."