diff --git a/mappings/net/minecraft/world/biome/source/MultiNoiseBiomeSource.mapping b/mappings/net/minecraft/world/biome/source/MultiNoiseBiomeSource.mapping
index 84ed2201d4..213db9cc13 100644
--- a/mappings/net/minecraft/world/biome/source/MultiNoiseBiomeSource.mapping
+++ b/mappings/net/minecraft/world/biome/source/MultiNoiseBiomeSource.mapping
@@ -1,7 +1,9 @@
 CLASS net/minecraft/class_4766 net/minecraft/world/biome/source/MultiNoiseBiomeSource
 	FIELD field_22078 temperatureNoise Lnet/minecraft/class_5216;
 	FIELD field_22079 humidityNoise Lnet/minecraft/class_5216;
-	FIELD field_22080 hillinessNoise Lnet/minecraft/class_5216;
-	FIELD field_22081 styleNoise Lnet/minecraft/class_5216;
+	FIELD field_22080 altitudeNoise Lnet/minecraft/class_5216;
+	FIELD field_22081 weirdnessNoise Lnet/minecraft/class_5216;
+	FIELD field_24115 biomePoints Ljava/util/List;
+	FIELD field_24116 threeDimensionalSampling Z
 	METHOD <init> (Lnet/minecraft/class_4767;)V
 		ARG 1 config
diff --git a/mappings/net/minecraft/world/biome/source/MultiNoiseBiomeSourceConfig.mapping b/mappings/net/minecraft/world/biome/source/MultiNoiseBiomeSourceConfig.mapping
index 5b4624db26..4d07a39208 100644
--- a/mappings/net/minecraft/world/biome/source/MultiNoiseBiomeSourceConfig.mapping
+++ b/mappings/net/minecraft/world/biome/source/MultiNoiseBiomeSourceConfig.mapping
@@ -2,13 +2,20 @@ CLASS net/minecraft/class_4767 net/minecraft/world/biome/source/MultiNoiseBiomeS
 	FIELD field_22082 seed J
 	FIELD field_22083 temperatureOctaves Lcom/google/common/collect/ImmutableList;
 	FIELD field_22084 humidityOctaves Lcom/google/common/collect/ImmutableList;
-	FIELD field_22085 hillinessOctaves Lcom/google/common/collect/ImmutableList;
-	FIELD field_22086 styleOctaves Lcom/google/common/collect/ImmutableList;
+	FIELD field_22085 altitudeOctaves Lcom/google/common/collect/ImmutableList;
+	FIELD field_22086 weirdnessOctaves Lcom/google/common/collect/ImmutableList;
+	FIELD field_24117 threeDimensionalSampling Z
+	FIELD field_24118 biomePoints Ljava/util/List;
 	METHOD <init> (J)V
 		ARG 1 seed
 	METHOD method_24404 withBiomes (Ljava/util/List;)Lnet/minecraft/class_4767;
+		ARG 1 biomes
 	METHOD method_24405 getSeed ()J
 	METHOD method_24406 getTemperatureOctaves ()Lcom/google/common/collect/ImmutableList;
 	METHOD method_24407 getHumidityOctaves ()Lcom/google/common/collect/ImmutableList;
-	METHOD method_24408 getHillinessOctaves ()Lcom/google/common/collect/ImmutableList;
-	METHOD method_24409 getStyleOctaves ()Lcom/google/common/collect/ImmutableList;
+	METHOD method_24408 getAltitudeOctaves ()Lcom/google/common/collect/ImmutableList;
+	METHOD method_24409 getWeirdnessOctaves ()Lcom/google/common/collect/ImmutableList;
+	METHOD method_27347 getBiomePoints ()Ljava/util/List;
+	METHOD method_27350 withBiomePoints (Ljava/util/List;)Lnet/minecraft/class_4767;
+		ARG 1 biomePoints
+	METHOD method_27351 useThreeDimensionalSampling ()Z