diff --git a/mappings/net/minecraft/entity/Entity.mapping b/mappings/net/minecraft/entity/Entity.mapping
index 9b6c158321..bdedf95788 100644
--- a/mappings/net/minecraft/entity/Entity.mapping
+++ b/mappings/net/minecraft/entity/Entity.mapping
@@ -614,7 +614,7 @@ CLASS net/minecraft/class_1297 net/minecraft/entity/Entity
 	METHOD method_5713 checkWaterState ()V
 	METHOD method_5715 isSneaking ()Z
 	METHOD method_5716 updateKilledAdvancementCriterion (Lnet/minecraft/class_1297;ILnet/minecraft/class_1282;)V
-		ARG 1 killer
+		ARG 1 entityKilled
 		ARG 2 score
 		ARG 3 damageSource
 	METHOD method_5717 setInNetherPortal (Lnet/minecraft/class_2338;)V