My dad was buried as a christian

So my father was a Jew but wasn’t really religious. When he died(about a year ago). His friends decided to bury him as a Christian. What do I do from a religious standpoint? Does it matter how he’s burried?

I’ve covered last name to stay anonymous.

So my father was a Jew but wasn’t really religious. When he died(about a year ago). His friends decided to bury him as a Christian. What do I do from a religious standpoint? Does it matter how he’s burried?

I’ve covered last name to stay anonymous.