diff --git a/src/window_gui.h b/src/window_gui.h
index 44cecfc48d..ab096a0d00 100644
--- a/src/window_gui.h
+++ b/src/window_gui.h
@@ -165,7 +165,7 @@ struct HotkeyList;
 /**
  * High level window description
  */
-struct WindowDesc : ZeroedMemoryAllocator {
+struct WindowDesc {
 
 	WindowDesc(WindowPosition default_pos, const char *ini_key, int16 def_width_trad, int16 def_height_trad,
 			WindowClass window_class, WindowClass parent_class, uint32 flags,