ice generates as buggy chunk-like squares

[E]

Plugin version: 8.0.1

Spigot username: wolvfang

Issue: As seen in the two pictures, ice doesn't seem to be generated that well in ice/snow biomes. Image 1 Image 2

Link to settings file (world-settings.json, possibly also biome settings if you have created your own): everything was default configs

Link to error log/crash log: none