diff --git a/src/k_kart.c b/src/k_kart.c
index 13786dba5..319f7a77f 100644
--- a/src/k_kart.c
+++ b/src/k_kart.c
@@ -3557,12 +3557,12 @@ static mobj_t *K_ThrowKartItem(player_t *player, boolean missile, mobjtype_t map
 	if (missile)
 	{
 		// Use info->speed for missiles
-		PROJSPEED = FixedMul(mobjinfo[mapthing].speed, FRACUNIT + ((gamespeed-1) * (FRACUNIT/4)));
+		PROJSPEED = FixedMul(mobjinfo[mapthing].speed, K_GetKartGameSpeedScalar(gamespeed));
 	}
 	else
 	{
 		// Use pre-determined speed for tossing
-		PROJSPEED = (82 + ((gamespeed-1) * 14)) * FRACUNIT; // Avg Speed is 41 in Normal
+		PROJSPEED = FixedMul(82 << FRACBITS, K_GetKartGameSpeedScalar(gamespeed));
 	}
 
 	// Scale to map size