diff --git a/mappings/net/minecraft/block/IBlockInfoProxy.mapping b/mappings/net/minecraft/block/IBlockInfoProxy.mapping
index 6649812a40..9e18aa5318 100644
--- a/mappings/net/minecraft/block/IBlockInfoProxy.mapping
+++ b/mappings/net/minecraft/block/IBlockInfoProxy.mapping
@@ -1,6 +1,6 @@
 CLASS asl net/minecraft/block/IBlockInfoProxy
 	METHOD a getMaterial ()Layr;
-	METHOD a calculateBlockBreakingDelta (Laam;Laiw;Lcn;)F
+	METHOD a calcBlockBreakingDelta (Laam;Laiw;Lcn;)F
 		ARG 0 player
 		ARG 1 world
 		ARG 2 pos