diff --git a/platforms/bukkit/src/main/java/com/dfsek/terra/bukkit/TerraBukkitPlugin.java b/platforms/bukkit/src/main/java/com/dfsek/terra/bukkit/TerraBukkitPlugin.java
index d42b6af6f..43ee73e5f 100644
--- a/platforms/bukkit/src/main/java/com/dfsek/terra/bukkit/TerraBukkitPlugin.java
+++ b/platforms/bukkit/src/main/java/com/dfsek/terra/bukkit/TerraBukkitPlugin.java
@@ -1,5 +1,6 @@
 package com.dfsek.terra.bukkit;
 
+import com.dfsek.tectonic.exception.LoadException;
 import com.dfsek.tectonic.loading.TypeRegistry;
 import com.dfsek.terra.api.Logger;
 import com.dfsek.terra.api.TerraPlugin;
@@ -62,6 +63,7 @@ import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
 import java.util.HashMap;
+import java.util.Locale;
 import java.util.Map;
 import java.util.Objects;
 
@@ -301,11 +303,16 @@ public class TerraBukkitPlugin extends JavaPlugin implements TerraPlugin {
     public void register(TypeRegistry registry) {
         registry
                 .registerLoader(BlockData.class, (t, o, l) -> handle.createBlockData((String) o))
-                .registerLoader(Biome.class, (t, o, l) -> new BukkitBiome(org.bukkit.block.Biome.valueOf((String) o)))
+                .registerLoader(Biome.class, (t, o, l) -> parseBiome((String) o))
                 .registerLoader(EntityType.class, (t, o, l) -> EntityType.valueOf((String) o));
         genericLoaders.register(registry);
     }
 
+    private BukkitBiome parseBiome(String id) throws LoadException {
+        if(!id.startsWith("minecraft:")) throw new LoadException("Invalid biome identifier " + id);
+        return new BukkitBiome(org.bukkit.block.Biome.valueOf(id.toUpperCase(Locale.ROOT).substring(10)));
+    }
+
     @Override
     public Registry<TerraAddon> getAddons() {
         return addonLockedRegistry;
diff --git a/platforms/fabric/src/main/java/com/dfsek/terra/fabric/TerraFabricPlugin.java b/platforms/fabric/src/main/java/com/dfsek/terra/fabric/TerraFabricPlugin.java
index 8184ebcfc..77c28bd20 100644
--- a/platforms/fabric/src/main/java/com/dfsek/terra/fabric/TerraFabricPlugin.java
+++ b/platforms/fabric/src/main/java/com/dfsek/terra/fabric/TerraFabricPlugin.java
@@ -128,10 +128,6 @@ public class TerraFabricPlugin implements TerraPlugin, ModInitializer {
 
     private final PluginConfig config = new PluginConfigImpl();
 
-    private final TransformerImpl<String, ProtoBiome> biomeFixer = new TransformerImpl.Builder<String, ProtoBiome>()
-            .addTransform(this::parseBiome, Validator.notNull())
-            .addTransform(id -> parseBiome("minecraft:" + id.toLowerCase()), Validator.notNull()).build();
-
     private ProtoBiome parseBiome(String id) {
         Identifier identifier = Identifier.tryParse(id);
         if(BuiltinRegistries.BIOME.get(identifier) == null) return null; // failure.
@@ -242,7 +238,7 @@ public class TerraFabricPlugin implements TerraPlugin, ModInitializer {
         genericLoaders.register(registry);
         registry
                 .registerLoader(BlockData.class, (t, o, l) -> worldHandle.createBlockData((String) o))
-                .registerLoader(com.dfsek.terra.api.world.biome.Biome.class, (t, o, l) -> biomeFixer.translate((String) o))
+                .registerLoader(com.dfsek.terra.api.world.biome.Biome.class, (t, o, l) -> parseBiome((String) o))
                 .registerLoader(Identifier.class, (t, o, l) -> {
                     Identifier identifier = Identifier.tryParse((String) o);
                     if(identifier == null) throw new LoadException("Invalid identifier: " + o);