diff --git a/src/main/java/com/jsorrell/skyblock/datafixer/Schema2551.java b/src/main/java/com/jsorrell/skyblock/datafixer/Schema2551.java
new file mode 100644
index 00000000..86cfc470
--- /dev/null
+++ b/src/main/java/com/jsorrell/skyblock/datafixer/Schema2551.java
@@ -0,0 +1,43 @@
+package com.jsorrell.skyblock.datafixer;
+
+import com.google.common.collect.ImmutableMap;
+import com.mojang.datafixers.DSL;
+import com.mojang.datafixers.schemas.Schema;
+import com.mojang.datafixers.types.templates.TypeTemplate;
+import net.minecraft.datafixer.TypeReferences;
+import net.minecraft.datafixer.schema.IdentifierNormalizingSchema;
+
+import java.util.Map;
+import java.util.function.Supplier;
+
+public class Schema2551 extends IdentifierNormalizingSchema {
+  public Schema2551(int versionKey, Schema parent) {
+    super(versionKey, parent);
+  }
+
+  @Override
+  public void registerTypes(Schema schema, Map<String, Supplier<TypeTemplate>> entityTypes, Map<String, Supplier<TypeTemplate>> blockEntityTypes) {
+    super.registerTypes(schema, entityTypes, blockEntityTypes);
+    schema.registerType(false, TypeReferences.WORLD_GEN_SETTINGS, () -> {
+      return DSL.fields("dimensions", DSL.compoundList(DSL.constType(getIdentifierType()), DSL.fields("generator", DSL.taggedChoiceLazy("type", DSL.string(), ImmutableMap.of("minecraft:debug", DSL::remainder, "minecraft:flat", () -> {
+        return DSL.optionalFields("settings", DSL.optionalFields("biome", TypeReferences.BIOME.in(schema), "layers", DSL.list(DSL.optionalFields("block", TypeReferences.BLOCK_NAME.in(schema)))));
+      }, "minecraft:noise", () -> {
+        return DSL.optionalFields("biome_source", DSL.taggedChoiceLazy("type", DSL.string(), ImmutableMap.of("minecraft:fixed", () -> {
+          return DSL.fields("biome", TypeReferences.BIOME.in(schema));
+        }, "minecraft:multi_noise", () -> {
+          return DSL.list(DSL.fields("biome", TypeReferences.BIOME.in(schema)));
+        }, "minecraft:checkerboard", () -> {
+          return DSL.fields("biomes", DSL.list(TypeReferences.BIOME.in(schema)));
+        }, "minecraft:vanilla_layered", DSL::remainder, "minecraft:the_end", DSL::remainder)), "settings", DSL.or(DSL.constType(DSL.string()), DSL.optionalFields("default_block", TypeReferences.BLOCK_NAME.in(schema), "default_fluid", TypeReferences.BLOCK_NAME.in(schema))));
+      }, "minecraft:skyblock", () -> { // Add minecraft:skyblock as valid option
+        return DSL.optionalFields("biome_source", DSL.taggedChoiceLazy("type", DSL.string(), ImmutableMap.of("minecraft:fixed", () -> {
+          return DSL.fields("biome", TypeReferences.BIOME.in(schema));
+        }, "minecraft:multi_noise", () -> {
+          return DSL.list(DSL.fields("biome", TypeReferences.BIOME.in(schema)));
+        }, "minecraft:checkerboard", () -> {
+          return DSL.fields("biomes", DSL.list(TypeReferences.BIOME.in(schema)));
+        }, "minecraft:vanilla_layered", DSL::remainder, "minecraft:the_end", DSL::remainder)), "settings", DSL.or(DSL.constType(DSL.string()), DSL.optionalFields("default_block", TypeReferences.BLOCK_NAME.in(schema), "default_fluid", TypeReferences.BLOCK_NAME.in(schema))));
+      })))));
+    });
+  }
+}
diff --git a/src/main/java/com/jsorrell/skyblock/datafixer/Schema2832.java b/src/main/java/com/jsorrell/skyblock/datafixer/Schema2832.java
new file mode 100644
index 00000000..c6781877
--- /dev/null
+++ b/src/main/java/com/jsorrell/skyblock/datafixer/Schema2832.java
@@ -0,0 +1,46 @@
+package com.jsorrell.skyblock.datafixer;
+
+import com.google.common.collect.ImmutableMap;
+import com.mojang.datafixers.DSL;
+import com.mojang.datafixers.schemas.Schema;
+import com.mojang.datafixers.types.templates.TypeTemplate;
+import net.minecraft.datafixer.TypeReferences;
+import net.minecraft.datafixer.schema.IdentifierNormalizingSchema;
+
+import java.util.Map;
+import java.util.function.Supplier;
+
+public class Schema2832 extends IdentifierNormalizingSchema {
+  public Schema2832(int versionKey, Schema parent) {
+    super(versionKey, parent);
+  }
+
+  @Override
+  public void registerTypes(Schema schema, Map<String, Supplier<TypeTemplate>> entityTypes, Map<String, Supplier<TypeTemplate>> blockEntityTypes) {
+    super.registerTypes(schema, entityTypes, blockEntityTypes);
+    schema.registerType(false, TypeReferences.CHUNK, () -> {
+      return DSL.fields("Level", DSL.optionalFields("Entities", DSL.list(TypeReferences.ENTITY_TREE.in(schema)), "TileEntities", DSL.list(DSL.or(TypeReferences.BLOCK_ENTITY.in(schema), DSL.remainder())), "TileTicks", DSL.list(DSL.fields("i", TypeReferences.BLOCK_NAME.in(schema))), "Sections", DSL.list(DSL.optionalFields("biomes", DSL.optionalFields("palette", DSL.list(TypeReferences.BIOME.in(schema))), "block_states", DSL.optionalFields("palette", DSL.list(TypeReferences.BLOCK_STATE.in(schema))))), "Structures", DSL.optionalFields("Starts", DSL.compoundList(TypeReferences.STRUCTURE_FEATURE.in(schema)))));
+    });
+    schema.registerType(false, TypeReferences.WORLD_GEN_SETTINGS, () -> {
+      return DSL.fields("dimensions", DSL.compoundList(DSL.constType(getIdentifierType()), DSL.fields("generator", DSL.taggedChoiceLazy("type", DSL.string(), ImmutableMap.of("minecraft:debug", DSL::remainder, "minecraft:flat", () -> {
+        return DSL.optionalFields("settings", DSL.optionalFields("biome", TypeReferences.BIOME.in(schema), "layers", DSL.list(DSL.optionalFields("block", TypeReferences.BLOCK_NAME.in(schema)))));
+      }, "minecraft:noise", () -> {
+        return DSL.optionalFields("biome_source", DSL.taggedChoiceLazy("type", DSL.string(), ImmutableMap.of("minecraft:fixed", () -> {
+          return DSL.fields("biome", TypeReferences.BIOME.in(schema));
+        }, "minecraft:multi_noise", () -> {
+          return DSL.or(DSL.fields("preset", getIdentifierType().template()), DSL.list(DSL.fields("biome", TypeReferences.BIOME.in(schema))));
+        }, "minecraft:checkerboard", () -> {
+          return DSL.fields("biomes", DSL.list(TypeReferences.BIOME.in(schema)));
+        }, "minecraft:the_end", DSL::remainder)), "settings", DSL.or(DSL.constType(DSL.string()), DSL.optionalFields("default_block", TypeReferences.BLOCK_NAME.in(schema), "default_fluid", TypeReferences.BLOCK_NAME.in(schema))));
+      }, "minecraft:skyblock", () -> { // Add minecraft:skyblock as valid option
+        return DSL.optionalFields("biome_source", DSL.taggedChoiceLazy("type", DSL.string(), ImmutableMap.of("minecraft:fixed", () -> {
+          return DSL.fields("biome", TypeReferences.BIOME.in(schema));
+        }, "minecraft:multi_noise", () -> {
+          return DSL.or(DSL.fields("preset", getIdentifierType().template()), DSL.list(DSL.fields("biome", TypeReferences.BIOME.in(schema))));
+        }, "minecraft:checkerboard", () -> {
+          return DSL.fields("biomes", DSL.list(TypeReferences.BIOME.in(schema)));
+        }, "minecraft:the_end", DSL::remainder)), "settings", DSL.or(DSL.constType(DSL.string()), DSL.optionalFields("default_block", TypeReferences.BLOCK_NAME.in(schema), "default_fluid", TypeReferences.BLOCK_NAME.in(schema))));
+      })))));
+    });
+  }
+}
diff --git a/src/main/java/com/jsorrell/skyblock/mixin/MissingDimensionFixMixin.java b/src/main/java/com/jsorrell/skyblock/mixin/MissingDimensionFixMixin.java
new file mode 100644
index 00000000..5943a4d0
--- /dev/null
+++ b/src/main/java/com/jsorrell/skyblock/mixin/MissingDimensionFixMixin.java
@@ -0,0 +1,30 @@
+package com.jsorrell.skyblock.mixin;
+
+import com.mojang.datafixers.DataFix;
+import com.mojang.datafixers.schemas.Schema;
+import com.mojang.datafixers.types.Type;
+import net.minecraft.datafixer.fix.MissingDimensionFix;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.ModifyArg;
+
+import java.util.HashMap;
+import java.util.Map;
+
+@Mixin(MissingDimensionFix.class)
+public abstract class MissingDimensionFixMixin extends DataFix {
+  public MissingDimensionFixMixin(Schema outputSchema, boolean changesType) {
+    super(outputSchema, changesType);
+  }
+
+  @ModifyArg(method = "makeRule",
+    at = @At(value = "INVOKE",
+      target = "Lcom/mojang/datafixers/types/templates/TaggedChoice$TaggedChoiceType;<init>(Ljava/lang/String;Lcom/mojang/datafixers/types/Type;Ljava/util/Map;)V",
+      ordinal = 0),
+    index = 2)
+  private Map<String, Type<?>> modifyTypes(Map<String, Type<?>> types) {
+    Map<String, Type<?>> newTypes = new HashMap<>(types);
+    newTypes.put("minecraft:skyblock", types.get("minecraft:noise"));
+    return newTypes;
+  }
+}
diff --git a/src/main/java/com/jsorrell/skyblock/mixin/SchemasMixin.java b/src/main/java/com/jsorrell/skyblock/mixin/SchemasMixin.java
new file mode 100644
index 00000000..6b6e85aa
--- /dev/null
+++ b/src/main/java/com/jsorrell/skyblock/mixin/SchemasMixin.java
@@ -0,0 +1,36 @@
+package com.jsorrell.skyblock.mixin;
+
+import com.jsorrell.skyblock.datafixer.Schema2551;
+import com.jsorrell.skyblock.datafixer.Schema2832;
+import com.mojang.datafixers.schemas.Schema;
+import net.minecraft.datafixer.Schemas;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.ModifyArg;
+
+import java.util.function.BiFunction;
+
+@Mixin(Schemas.class)
+public abstract class SchemasMixin {
+  @ModifyArg(
+    method = "build",
+    at = @At(value = "INVOKE",
+      target = "Lcom/mojang/datafixers/DataFixerBuilder;addSchema(ILjava/util/function/BiFunction;)Lcom/mojang/datafixers/schemas/Schema;",
+      ordinal = 112),
+    index = 1
+  )
+  private static BiFunction<Integer, Schema, Schema> replaceSchema2551(BiFunction<Integer, Schema, Schema> factory) {
+    return Schema2551::new;
+  }
+
+  @ModifyArg(
+    method = "build",
+    at = @At(value = "INVOKE",
+      target = "Lcom/mojang/datafixers/DataFixerBuilder;addSchema(ILjava/util/function/BiFunction;)Lcom/mojang/datafixers/schemas/Schema;",
+      ordinal = 136),
+    index = 1
+  )
+  private static BiFunction<Integer, Schema, Schema> replaceSchema2832(BiFunction<Integer, Schema, Schema> factory) {
+    return Schema2832::new;
+  }
+}
diff --git a/src/main/java/com/jsorrell/skyblock/mixin/WorldGenSettingsHeightAndBiomeFixMixin.java b/src/main/java/com/jsorrell/skyblock/mixin/WorldGenSettingsHeightAndBiomeFixMixin.java
new file mode 100644
index 00000000..df521345
--- /dev/null
+++ b/src/main/java/com/jsorrell/skyblock/mixin/WorldGenSettingsHeightAndBiomeFixMixin.java
@@ -0,0 +1,15 @@
+package com.jsorrell.skyblock.mixin;
+
+import net.minecraft.datafixer.fix.WorldGenSettingsHeightAndBiomeFix;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+@Mixin(WorldGenSettingsHeightAndBiomeFix.class)
+public class WorldGenSettingsHeightAndBiomeFixMixin {
+  @Redirect(method = "method_38834(ZZLcom/mojang/serialization/Dynamic;)Lcom/mojang/serialization/Dynamic;",
+    at = @At(value = "INVOKE", target = "Ljava/lang/String;equals(Ljava/lang/Object;)Z"))
+  private static boolean datafixSkyBlock(String s1, Object s2) {
+    return s1.equals(s2) || "minecraft:skyblock".equals(s2);
+  }
+}
diff --git a/src/main/resources/skyblock.mixins.json b/src/main/resources/skyblock.mixins.json
index 331e23df..986a41d5 100644
--- a/src/main/resources/skyblock.mixins.json
+++ b/src/main/resources/skyblock.mixins.json
@@ -16,12 +16,15 @@
     "LightningEntityMixin",
     "LivingEntityMixin",
     "MinecraftServerMixin",
+    "MissingDimensionFixMixin",
     "RamImpactTaskMixin",
     "SaplingBlockMixin",
+    "SchemasMixin",
     "SinglePoolElementAccessor",
     "SpawnRestrictionAccessor",
     "SpiderEntityMixin",
-    "WanderingTraderEntityMixin"
+    "WanderingTraderEntityMixin",
+    "WorldGenSettingsHeightAndBiomeFixMixin"
   ],
   "client": [
     "GeneratorTypeAccessor"