diff --git a/mappings/net/minecraft/client/world/ClientWorld.mapping b/mappings/net/minecraft/client/world/ClientWorld.mapping
index 87c7371954..c1541d7dcb 100644
--- a/mappings/net/minecraft/client/world/ClientWorld.mapping
+++ b/mappings/net/minecraft/client/world/ClientWorld.mapping
@@ -177,7 +177,7 @@ CLASS net/minecraft/class_638 net/minecraft/client/world/ClientWorld
 		METHOD method_165 setTimeOfDay (J)V
 			ARG 1 time
 		METHOD method_177 setTime (J)V
-			ARG 1 difficulty
+			ARG 1 time
 		METHOD method_27875 setDifficulty (Lnet/minecraft/class_1267;)V
 			ARG 1 difficulty
 		METHOD method_27876 setDifficultyLocked (Z)V