One of the UFC’s longest running, active fighters, Evan Dunham, has announced he’s going to hang up the gloves after his next bout.

The 36 year-old lightweight is booked to face Francisco Trinaldo at UFC FN 137 next month, on September 22nd. Recently, however, Dunham posted the announcement below.

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Dunham joined the UFC way back in 2009, and since then, he’s made the walk to the Octagon 19 times…Dunham has had two, four fight winning streaks during his run with the promotion, and has long been considered one of the toughest fighters at 155.

Most recently, at UFC 223 in April, the veteran was quickly stopped by Olivier Aubin-Mercier.

UFC FN 137 will take place in Sao Paulo, Brazil. Here is the card’s line-up:

Light Heavyweight: Jimi Manuwa vs. Thiago Santos

Female Bantamweight: Ketlen Vieira vs. Tonya Evinger

Light Heavyweight: Antonio Rogerio Nogueira vs. Sam Alvey

Welterweight: Neil Magny vs. Alex Oliveira

Middleweight: Antonio Carlos Junior vs. Elias Theodorou

Lightweight: Francisco Trinaldo vs. Evan Dunham

Light Heavyweight: Ryan Spann vs. Luis Henrique

Bantamweight: Renan Barao vs. Andre Ewell

Welterweight: Sergio Moraes vs. Ben Saunders

Middleweight: Thales Leites vs. Hector Lombard

Welterweight: Elizeu Zaleski dos Santos vs. Belal Muhammad

Strawweight: Alex Chambers vs. Livia Renata Souza