Kleiza is still trying to recover from a sore knee.
It's unknown when Kleiza will be able to return to action.
Kleiza scored 12 of his 20 points in the fourth quarter, and the Toronto Raptors beat the Mavericks 95-74 on Friday night, snapping a six-game losing streak.
Kleiza returned after sitting out two games with a sore right knee.
Kleiza had three points off the bench in Friday's 131-99 loss at Utah.
Kleiza missed two games with a sore hip.
Kleiza had 20 points and 14 boards as the Toronto Raptors lost to the Jazz 140-133 in three overtimes Monday night.
Kleiza scored his first points in his second game so he could be rounding into shape for fantasy owners.