Experienced defender Richard Duffy has signed a new two-year contract with Port Vale.
The 28-year-old, who joined Vale from Exeter City in 2012, officially penned the new deal on Monday.
"I have been in negotiations for a few weeks and I am over the moon to be staying at the club for the next two seasons," he told the club's official website.
Head coach Micky Adams added: "I am delighted that Duffs has committed his immediate future to the club."
Duffy has made 70 appearances in two years for the League One side.