diff --git a/TerraForgedMod/src/main/java/com/terraforged/mod/biome/WarmBeach.java b/TerraForgedMod/src/main/java/com/terraforged/mod/biome/WarmBeach.java
index 3aa0ebb..9627606 100644
--- a/TerraForgedMod/src/main/java/com/terraforged/mod/biome/WarmBeach.java
+++ b/TerraForgedMod/src/main/java/com/terraforged/mod/biome/WarmBeach.java
@@ -41,8 +41,8 @@ public class WarmBeach extends BiomeVariant {
 
     public WarmBeach() {
         super((new Biome.Builder()).surfaceBuilder(SurfaceBuilder.DEFAULT, SurfaceBuilder.SAND_CONFIG).precipitation(Biome.RainType.RAIN).category(Category.BEACH).depth(-0.5F).scale(0.1F).temperature(1.5F).downfall(0.5F).waterColor(4445678).waterFogColor(270131).parent((String)null));
-        this.addStructure(Feature.MINESHAFT.func_225566_b_(new MineshaftConfig(0.004D, MineshaftStructure.Type.NORMAL)));
-        this.addStructure(Feature.BURIED_TREASURE.func_225566_b_(new BuriedTreasureConfig(0.01F)));
+        this.addStructure(Feature.MINESHAFT.withConfiguration(new MineshaftConfig(0.004D, MineshaftStructure.Type.NORMAL)));
+        this.addStructure(Feature.BURIED_TREASURE.withConfiguration(new BuriedTreasureConfig(0.01F)));
         DefaultBiomeFeatures.addCarvers(this);
         DefaultBiomeFeatures.addStructures(this);
         DefaultBiomeFeatures.addMonsterRooms(this);
diff --git a/TerraForgedMod/src/main/java/com/terraforged/mod/biome/provider/TerraBiomeManager.java b/TerraForgedMod/src/main/java/com/terraforged/mod/biome/provider/TerraBiomeManager.java
deleted file mode 100644
index 20c39c9..0000000
--- a/TerraForgedMod/src/main/java/com/terraforged/mod/biome/provider/TerraBiomeManager.java
+++ /dev/null
@@ -1,54 +0,0 @@
-/*
- *
- * MIT License
- *
- * Copyright (c) 2020 TerraForged
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-package com.terraforged.mod.biome.provider;
-
-import net.minecraft.util.math.BlockPos;
-import net.minecraft.world.biome.Biome;
-import net.minecraft.world.biome.BiomeManager;
-import net.minecraft.world.biome.ColumnFuzzedBiomeMagnifier;
-import net.minecraft.world.biome.provider.BiomeProvider;
-
-public class TerraBiomeManager extends BiomeManager {
-
-    private final long seed;
-    private final IBiomeReader provider;
-
-    public TerraBiomeManager(IBiomeReader reader, long seed) {
-        super(reader, seed, ColumnFuzzedBiomeMagnifier.INSTANCE);
-        this.provider = reader;
-        this.seed = seed;
-    }
-
-    @Override
-    public BiomeManager func_226835_a_(BiomeProvider provider) {
-        return new TerraBiomeManager(provider, seed);
-    }
-
-    @Override
-    public Biome func_226836_a_(BlockPos pos) {
-        return provider.getNoiseBiome(pos.getX(), pos.getY(), pos.getZ());
-    }
-}
diff --git a/TerraForgedMod/src/main/java/com/terraforged/mod/chunk/TerraContainer.java b/TerraForgedMod/src/main/java/com/terraforged/mod/chunk/TerraContainer.java
index 2528a26..ba69e83 100644
--- a/TerraForgedMod/src/main/java/com/terraforged/mod/chunk/TerraContainer.java
+++ b/TerraForgedMod/src/main/java/com/terraforged/mod/chunk/TerraContainer.java
@@ -33,6 +33,8 @@ import net.minecraft.util.math.MathHelper;
 import net.minecraft.world.biome.Biome;
 import net.minecraft.world.biome.BiomeContainer;
 
+// holds a 1:1 map of biomes in the chunk
+// also holds the chunk's view on the heightmap for convenience
 public class TerraContainer extends BiomeContainer {
 
     private static final int BITS_WIDTH = (int) Math.round(Math.log(16.0D) / Math.log(2.0D)) - 2;
diff --git a/TerraForgedMod/src/main/java/com/terraforged/mod/chunk/fix/RegionDelegate.java b/TerraForgedMod/src/main/java/com/terraforged/mod/chunk/fix/RegionDelegate.java
index d8b3b5a..6e70e6c 100644
--- a/TerraForgedMod/src/main/java/com/terraforged/mod/chunk/fix/RegionDelegate.java
+++ b/TerraForgedMod/src/main/java/com/terraforged/mod/chunk/fix/RegionDelegate.java
@@ -110,8 +110,8 @@ public class RegionDelegate extends WorldGenRegion {
     }
 
     @Override
-    public BiomeManager func_225523_d_() {
-        return region.func_225523_d_();
+    public BiomeManager getBiomeManager() {
+        return region.getBiomeManager();
     }
 
     @Override
diff --git a/gradle.properties b/gradle.properties
index 7255c35..06db157 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,7 +1,7 @@
-mod_version=0.0.2
+mod_version=0.0.3
 mc_version=1.15.2
 forge_version=31.1.1
 mcp_channel=snapshot
-mcp_version=20200124-1.15.1
+mcp_version=20200225-1.15.1
 org.gradle.jvmargs=-Xmx4G
 org.gradle.daemon=false
\ No newline at end of file