diff --git a/Source/LuckyWorldV2/Public/Menus/MainScreenUserWidget.h b/Source/LuckyWorldV2/Public/Menus/MainScreenUserWidget.h
index 778953c4..ba6ea06c 100644
--- a/Source/LuckyWorldV2/Public/Menus/MainScreenUserWidget.h
+++ b/Source/LuckyWorldV2/Public/Menus/MainScreenUserWidget.h
@@ -79,6 +79,7 @@ public:
 	void UpdateSelectQuality();
 
 public:
+	UFUNCTION()
 	void OnMessageDispatchedHandler(const FString& Message);
 	void DoSendReadyJson();
 	
diff --git a/Source/LuckyWorldV2/Public/UI/GameUserWidget.h b/Source/LuckyWorldV2/Public/UI/GameUserWidget.h
index b322f5d0..f179aef9 100644
--- a/Source/LuckyWorldV2/Public/UI/GameUserWidget.h
+++ b/Source/LuckyWorldV2/Public/UI/GameUserWidget.h
@@ -69,8 +69,9 @@ public:
 	void ToggleShowPath();
 
 	void UpdateDownCount();
-
+	UFUNCTION()
 	void OnStartTracing();
+	UFUNCTION()
 	void OnEndTracing();
 
 public: