AFC Wimbledon have completed the signing of Crystal Palace's Ghana international Kwesi Appiah, the League One side confirmed on their official website.
The 26-year-old previously spent a brief spell on loan with the Dons in 2014, and will return to the Londoners when his Palace contract expires on July 1.
"I really loved my short spell at AFC Wimbledon a few years ago and I am really hungry to do well after a couple of frustrating seasons," Appiah told the club's official website. "I know the people at the club well and I look forward to building a great relationship with the fans again.