Warning: The upcoming film “Star Wars: The Rise of Skywalker” may trigger a seizure in some people with epilepsy.

Walt Disney Studios, which is releasing the movie on Dec. 20, has asked the Epilepsy Foundation to help spread the word that certain fans should “use caution” when watching the sci-fi blockbuster.

“The film contains several sequences with imagery and sustained flashing lights that may affect those with photosensitive epilepsy,” the non-profit agency said in a statement.

“We thank Disney for reaching out to us and proactively providing information to movie theatres and moviegoers in advance of the movie’s release.”

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