Mike Pouncey wants to make his retirement from the NFL official, and he’s signing a one-day contract with the Miami Dolphins to formalize it.

Pouncey confirmed the reports by reposting a series of congratulatory comments on Instagram.

Pouncey, 33, has already announced his retirement in February 2021 along with his twin brother, Maurkice, after 10 seasons in the NFL.

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Center Mike Pouncey of the Los Angeles Chargers during warmups for a game against the Houston Texans at Dignity Health Sports Park on September 22, 2019 in Carson, California. (Meg Oliphant/Getty Images)

Injuries played a factor in Pouncey’s retirement. He suffered a neck injury in 2019 that ended his season prematurely. In 2020, Pouncey required season-ending hip surgery before he had a chance to play a game that year.

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Pouncey made four Pro Bowl appearances over 10 seasons as one of the best centers in the game. He was the 15th overall pick in the 2011 NFL Draft by the University of Florida Dolphins and became an immediate anchor on the offensive line.

Pouncey played seven seasons with the Dolphins before moving to the Los Angeles Chargers in 2018.

Los Angeles Chargers' Mike Pouncey warms up before a game against the Pittsburgh Steelers at Heinz Field on December 2, 2018 in Pittsburgh.

Los Angeles Chargers’ Mike Pouncey warms up before a game against the Pittsburgh Steelers at Heinz Field on December 2, 2018 in Pittsburgh. (Joe Sargent/Getty Images)

He was a Pro Bowl player in his first season with the Chargers, playing in all 16 games. But he only played five in 2019 after his neck injury.

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Maurkice Pouncey also played center, being drafted by the Pittsburgh Steelers the year before his brother 18th overall. He also played for the Florida Gators.

Mike Pouncey of the Miami Dolphins on the sideline during a game against the New York Jets at Hard Rock Stadium on October 22, 2017 in Miami Gardens, Florida.

Mike Pouncey of the Miami Dolphins on the sideline during a game against the New York Jets at Hard Rock Stadium on October 22, 2017 in Miami Gardens, Florida. (Rob Foldy/Getty Images)

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Mike Pouncey finished his career playing 114 games, all starts and 93 of them with Miami.