The film, that also features actor Sunny Deol, marks the debut of Bollywood actress Shilpa Shetty as producer.
"Congrats Harman. And good luck to team Shilpa Shetty. Show some love twitterverse," tweeted Priyanka, 32, who shared screen space with the 33-year-old actor in "Love Story 2050" and "What's Your Raashee?"
"Dishkiyaaoon" is slated to release March 28.