So much so that as soon as Real Madrid made an official statement, the RFEF was forced to quickly send their own response to confirm that Lopetegui would step down from his role as Spain's national coach after the World Cup.
Zidane's shock departure came after he had guided Madrid to a third straight Champions League title.
But that is no longer the case after Real Madrid offered him a three-year-contract on Tuesday agreeing to pay the Spanish FA £1.75m in compensation.
Lopetegui is now preparing to lead Spain at the World Cup but the 51-year-old will depart his role as national team coach at the end of the tournament.
Real Madrid have announced that Julen Lopetegui will take over as Real Madrid manager after the World Cup.
IL officer receives award for rescuing boy running on busy highway
She told the sergeant he had made it about two blocks from their home before he was saved by the quick-thinking cop. The boy runs away from the sergeant, prompting the officer to sprint after the boy south along Route 59.
According to the same story, Zinedine Zidane's decision to leave Real Madrid at the end of the season has heightened Bale's chances of staying at the club. It is hardly the ideal preparation for a World Cup.
Spain are the only team in Russian Federation who have remained undefeated from Euro 2016 to the World Cup.
In addition, he remains something of an unknown quantity as a coach.
The 51-year-old took up his current job two years ago and is yet to lose a game, clocking up 14 wins and six draws from his 20 matches in the helm of La Roja.
He previously had a spell as manager of Porto, as well as with the Spanish national youth team set-up and at Real's B team.
Radio MARCA reported that Madrid's Spain players found out about the appointment and claimed that after another squad member learned of the news, Real chose to announce Lopetegui on Tuesday.