diff --git a/worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/WorldEditPlugin.java b/worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/WorldEditPlugin.java
index ba38cb8f1..c78b5e091 100644
--- a/worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/WorldEditPlugin.java
+++ b/worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/WorldEditPlugin.java
@@ -320,6 +320,10 @@ public class WorldEditPlugin extends JavaPlugin {
         } else {
             LOGGER.warn("Failed to load biomes via adapter (not present). Will load via bukkit");
             for (Biome biome : Biome.values()) {
+                // Custom is bad
+                if (biome == Biome.CUSTOM) {
+                    continue;
+                }
                 String lowerCaseBiome = biome.getKey().toString().toLowerCase(Locale.ROOT);
                 // only register once
                 if (BiomeType.REGISTRY.get(lowerCaseBiome) == null) {
diff --git a/worldedit-bukkit/src/main/resources/worldedit-adapters.jar b/worldedit-bukkit/src/main/resources/worldedit-adapters.jar
index 34ef4c6ec..f0e538579 100644
Binary files a/worldedit-bukkit/src/main/resources/worldedit-adapters.jar and b/worldedit-bukkit/src/main/resources/worldedit-adapters.jar differ