diff --git a/mappings/net/minecraft/biome/Biome.mapping b/mappings/net/minecraft/biome/Biome.mapping
index 96999e6db8..035224c029 100644
--- a/mappings/net/minecraft/biome/Biome.mapping
+++ b/mappings/net/minecraft/biome/Biome.mapping
@@ -1,6 +1,5 @@
 CLASS none/ajh net/minecraft/biome/Biome
 	CLASS none/ajh$a BiomeConfiguration
-		FIELD a name Ljava/lang/String;
 		FIELD d temperature F
 		FIELD i name Ljava/lang/String;
 		METHOD <init> (Ljava/lang/String;)V