"Happy 1st Anniversary love of my life!!! Never been so happy!!#lucky @joemanganiello," the Modern Family star, 42, captioned a photo of herself kissing her fiance, 38.
Us Weekly exclusively broke the news that the pair were dating after Vergara split from ex-fiance Nick Loeb in the summer of 2014. Then on Christmas Day, the former True Blood star popped the question before the pair vacationed together in Hawaii.
As of March the couple claimed they hadn't set a wedding date yet.
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