According to Blue square web site he is staying for the season:
Striker Lawrie Dudfield has returned to Boston United on a one-year deal, boosting the Pilgrims' strikeforce after the season's opening fixture. Following injuries to strike trio Mikel Suarez, Julian Joachim and Mickey Stones, Dudfield has agreed to return to the Jakemans Stadium for a third spell after a short stint at the close of the 2010/11 term.
The 31-year-old signed on Monday morning and will be available to feature against Histon at home on Tuesday evening.
Having previously played for the Pilgrims between 2005 and 2006, the frontman struck once in five starts last campaign - his impressive volley against Blyth Spartans on April 23 one the highlights of the Blue Square Bet North season.