4-year-old Luca Martinez picked a good day to accompany his dad Pablo to work on Saturday. 

The son of an AP photographer, Luca was greeted with a fist bump from President Obama as the commander in chief prepared to leave for Camp David.

President Barack Obama looks to Luca Martinez, 4, lower left, as he walks from the White House to board Marine One, Saturday, May 2, 2015, in Washington, en route to the presidential retreat at Camp David, Md. (AP Photo/Carolyn Kaster)

Obama was preparing to board Marine One when he stopped momentarily to greet the little superhero.

Barack Obama, Luca Martinez

It’s worth noting that the president made sure to explode his fist bump at the end.

Images via the Associated Press.