diff --git a/source/libwiigui/gui.h b/source/libwiigui/gui.h
index fe870fd0..b7b6ec7d 100644
--- a/source/libwiigui/gui.h
+++ b/source/libwiigui/gui.h
@@ -422,7 +422,9 @@ public:
 private:
 	GuiElement *element;
 };
-#define LOCK(e) SimpleLock LOCK(e)
+//#define LOCK(e) SimpleLock LOCK(e)
+//disabled because of problems with FW 4.0
+#define LOCK(e) 
 
 //!Allows GuiElements to be grouped together into a "window"
 class GuiWindow : public GuiElement