Tristan Thompsonwas excited to celebrate a special school spirit day with his little girl.
The NBA player, 31, posed for a set of photos with daughter True that he shared onInstagramSunday. In the sweet pictures, the two share the same smile as Tristan squats next to his 4-year-old, who wears a miniature version of his Chicago Bulls jersey while he holds a basketball.
“Jersey day is my favorite day of the school year #minime,” he captioned the shots.
Never miss a story — sign up forPEOPLE’s free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories.
In December, the father of fourshared a silly dance videowith True to Taron Egerton and Tori Kelly’s version of Shawn Mendes' “There’s Nothing Holdin' Me Back” fromSing 2.
Tristan and True Thompson.Tristan Thompson/instagram

Tristan shares True and a7-month-old son, whose name has yet to be revealed, with exKhloé Kardashian.
He is also dad to 14-month-old son Theo withMaralee Nicholsand 6-year-old sonPrincewith exJordan Craig.
Tristan joined Prince at his school in the fall to celebrate the little one’s first day of school.
Gregory Shamus/Getty; Tristan Thompson/Instagram

“My young King’s first day👑✏️📚,” he captioned the sweet father-son shot.
A few weeks prior, he had Prince posing in his Chicago Bulls jersey as the two shot around on an indoor court.
source: people.com