... as we know his No 2 spot is under threat - Nadal and Djokovic would have swapped places in the rankings if Djokovic had won their match on Saturday. But instead Rafa sent a message.
He made it clear that - contrary to his comments last week - he won't give up his ranking without a fight.
Still stand by my prediction that Djokovic will end the year as No 2 but Rafa (as you'd expect) will go down fighting.
And watching the matches over the weekend reminded me how lucky we are to have three great players slugging it out at the top of the rankings.
You can watch highlights of Nadal v Federer, and Nadal v Djokovic below