The attacker will likely lead the line on Thursday night in the Europa League against Backa Topola in Serbia.
Mubama, who is only 19, has only managed substitute appearances for the Hammers so far.
“Two by own goals and one by VAR, which wasn't a handball."
“What Divin will give you is real hard work, energy, he likes to hold the ball up, he's a good finisher, makes clever runs," Nolan added.
“He brings that effervescence, that energy and on Saturday we saw that when he came on.
“I'm really confident that we'll be seeing a lot more of Divin in the coming weeks, months and for the rest of the season — and I'm confident he'll get the goals and not have them chalked off him."