MongoDB - Updating document values ​​in a array list

update_document_in_array.js

db.movement.insert({
	"lot": "00467",
	"production": true,
	"files": [{
		"extension": ".txt",
		"name": "test1",
		"size": 5811
	},
	{
		"extension": ".csv",
		"name": "test2",
		"size": 51
	},
	{
		"extension": ".pdf",
		"name": "test3",
		"size": 897897
	}]
});

db.movement.updateOne( 
	{ "lot" : "00467" , "production" : true, "files.extension" : ".txt" }, 
	{ "$set" : { "files.$.extension" : ".pdf" } },
	{ "multi" : true } 
);