diff --git a/mappings/net/minecraft/client/render/entity/model/BookModel.mapping b/mappings/net/minecraft/client/render/entity/model/BookModel.mapping
index c86a5ef4e2..cc635634d3 100644
--- a/mappings/net/minecraft/client/render/entity/model/BookModel.mapping
+++ b/mappings/net/minecraft/client/render/entity/model/BookModel.mapping
@@ -11,6 +11,7 @@ CLASS net/minecraft/class_557 net/minecraft/client/render/entity/model/BookModel
 		ARG 2 leftPageAngle
 		ARG 3 rightPageAngle
 		ARG 4 pageTurningSpeed
+		ARG 6 scale
 	METHOD method_17073 setPageAngles (FFFFFF)V
 		ARG 1 ticks
 		ARG 2 leftPageAngle