diff --git a/setup/setup.hin b/setup/setup.hin
index 5937b5cc9c..70d7206dd5 100644
--- a/setup/setup.hin
+++ b/setup/setup.hin
@@ -234,6 +234,12 @@
  * Enable debugging version of global memory operators new and delete
  * Disable it, If this causes problems (e.g. link errors)
  */
+#define wxUSE_DEBUG_NEW_ALWAYS 1
+/* 
+ * In debug mode, causes new to be defined to
+ * be WXDEBUG_NEW (see object.h). If this causes 
+ * problems (e.g. link errors), set this to 0. 
+ */
 #define wxUSE_GLOBAL_MEMORY_OPERATORS 0
 /*
  * Matthews garbage collection (used for MrEd?)