Question: Why is ram.build so high?

[kytta]

In the current version of the manifest, the ram.build is set to 1200 MB:

https://github.com/YunoHost-Apps/syncthing_ynh/blob/28d8b68b986ea0d579f3ad0f30efab99837c2c35/manifest.toml#L28

Is there a reason for such a big number? As far as I can tell, all the install script does is download and unzip the already-built executable and replace some text in some config files. If my understanding is correct, why was such a large number chosen?