MajorNelson has announced that Treyarch’s Call of Duty 3 is now available on Xbox One via backwards compatibility.

You can visit the Xbox One store now to find Call of Duty 3. If you already own the game, then it should show up as a free download on your Xbox One. For those that own a disc version of the game, you should be able to insert your disc into the Xbox One and play Call of Duty 3 now.

Thus far, Call of Duty 2, Call of Duty 3, and Call of Duty: Black Ops 1 are the only Call of Duty games available via Xbox One backwards compatibility.