diff --git a/Mac/mwerks/old/mwerks_nsgusitk_config.h b/Mac/mwerks/old/mwerks_nsgusitk_config.h
index 31ba33f8d2c..eff0b4e8978 100644
--- a/Mac/mwerks/old/mwerks_nsgusitk_config.h
+++ b/Mac/mwerks/old/mwerks_nsgusitk_config.h
@@ -11,3 +11,4 @@
 #define USE_MAC_DYNAMIC_LOADING
 #endif
 #define USE_GUSI
+#define USE_WASTE