However, Rohr said there is still a lot of work for his team to do ahead of the World Cup.
Toyin Ibitoye, the Super Eagles media officer, who said this in an interview on Monday, noted that Amaju Pinnick, the NFF President, has raised the possibility of moving the Nation Cup qualifiers from March so that World Cup bound teams could use the window to ideal their preparations.
"It is good victory for us but it doesn't mean we've become favorites to win the World Cup".
"It turned out that we were looking for who would play the second match".
Nigeria's senior team have played Argentina eight times since 1994 and Tuesday's victory is only the second time the Eagles are coming out on top.
"We prepared well for this game because playing Argentina is big for us, maybe it is different for them".
The South Americans have been hugely inconsistent in the past 12 months and have appeared short of inspiration during Messi's absences.
Aguero's goal moved him past Hernan Crespo for third on Argentina's all-time top scoring list with 36 goals.