Risky Business is reporting that Fox has set The Pursuit of Happyness screenwriter Steven Conrad to rework the screenplay for The Secret Life of Walter Mitty.

Based on James Thurber's classic 1939 short story and the 1947 Danny Kaye film, the story centers on Walter Mitty, a daydreaming comic book writer with an overprotective mother, who likes to imagine himself as a hero experiencing great adventures. His dream becomes true when he accidentally meets a mysterious woman who hands him a little black book. According to her it contains the locations of the Dutch crown jewels hidden since World War II. Soon Mitty finds himself in the middle of a confusing conspiracy and has to admit that being a hero in real life isn't that easy.

No director is currently attached.