Plains world at Y=32, how?

[agusztin]

I want to make a world with one biome: Plains at the level Y=32
The problem is that i have big oceans like this: https://gyazo.com/9366cba8c78d4cbbbc95b2822b99211c.png

When the world is at the level Y=64 (Default) the big oceans do not appear.
Same place: https://gyazo.com/37b7247ea03269cf784c2ef7e0d09daf.png

Some of the configs:

WorldConfig.ini

GenerationDepth: 10
BiomeGroup(NormalBiomes, 0, 100, Plains)
LandRarity: 100
WaterLevelMax: 32

Full WorldConfig.ini -> https://pastebin.com/DFq0eTj7

Plains.bc

BiomeHeight: -1.99
BiomeVolatility: 0.05

Full Plains.bc -> https://pastebin.com/hbBmtnXK

/tc biome command -> Plains ID 1

Server version: This server is running CraftBukkit version git-Spigot-21fe707-e1ebe52 (MC: 1.8.8) (Implementing API version 1.8.8-R0.1-SNAPSHOT)
TerrainControl Version: 2.7.2

[agusztin]

This is a bug