diff --git a/mappings/net/minecraft/structure/StructurePieceWithDimensions.mapping b/mappings/net/minecraft/structure/StructurePieceWithDimensions.mapping
index eeffd77ebb..e936f80fbf 100644
--- a/mappings/net/minecraft/structure/StructurePieceWithDimensions.mapping
+++ b/mappings/net/minecraft/structure/StructurePieceWithDimensions.mapping
@@ -12,6 +12,7 @@ CLASS net/minecraft/class_3418 net/minecraft/structure/StructurePieceWithDimensi
 		ARG 6 height
 		ARG 7 depth
 		ARG 8 orientation
-	METHOD method_14839 (Lnet/minecraft/class_1936;Lnet/minecraft/class_3341;I)Z
+	METHOD method_14839 adjustToAverageHeight (Lnet/minecraft/class_1936;Lnet/minecraft/class_3341;I)Z
 		ARG 1 world
 		ARG 2 boundingBox
+		ARG 3 deltaY