Real Madrid beat Juventus 4-1 in Cardiff to win a record 12th Champions League / European Cup.
They also successfully defended their continental crown.
Cristiano Ronaldo scores twice, with Casemiro and Marco Asensio also finding the net for the Spanish champions.
It means Real will meet Europa League winners Manchester United in the UEFA Super Cup in Macedonia in August.
United tweeted: “See you in the UEFA Super Cup!” shortly after the full-time whistle in Wales.
Real Madrid won the Champions League against Juventus
.@realmadrid See you in the UEFA Super Cup!
— Manchester United (@ManUtd) June 3, 2017
Real Madrid's Champions League player ratings against Juventus Sat, June 3, 2017
Express Sport brings you Real Madrid's player ratings from the Champions League final against Juventus
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Keylor Navas – 7.0
What is the UEFA Super Cup?
The UEFA Super Cup is a match before the start of the domestic campaigns that pits the reigning Champions League winners against the Europa League holders.
Real Madrid have won the trophy on three previous occasions, in 2002, 2014 and 2016.
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Manchester United won it in 1991 but missed out in the final in 1999 and 2008.
Real beat Sevilla 3-2 in Norway to win the 2016 UEFA Super Cup.
Cristiano Ronaldo scored twice for Real Madrid
Manchester United won the Europa League last month
When and where is the 2017 UEFA Super Cup?
The 2017 UEFA Super Cup will take place in the Macedonian capital of Skopje.
The Philip II Arena holds 33,000 spectators and has a running track around the pitch.
The match will take place on 8 August.