How to Wake a Princess (Czech: Jak se budí princezny) is a 1977 Czechoslovak fantasy film directed by Václav Vorlíček.

It is based on the fairy tale Sleeping Beauty, in the versions collected by Charles Perrault and the Brothers Grimm.

Witch Melánie, Queen Eliska's evil and envious sister, casts a terrible curse on her newborn niece.

One day Melánie succeed to trick the princess into prickling herself with a thorny bouquet of roses, and the curse comes true.

Jaroslav will therefore have to overcome various obstacles helped by his faithful servant Matej, to enter the castle covered in thorns.