Woodland Mansion generates on the wrong biome

Woodland Mansion generates on the wrong biome such as desert. 

Steps to reproduce:

1. Enter the seed 1818646330

2. Enter the command "/tp 2833 116 -814".

3. You will see the mansion on the desert.

Expected result: Woodland Mansion generates only on dark forest. 

Observed result: Woodland Mansion generates on the wrong biome.

Edit: Here is the link of the video. Note that seed is originally found by Kyle Cuaron.

https://www.youtube.com/watch?v=c1q6PqUWZWY&t=244s