diff --git a/packages/rtl/classes.pas b/packages/rtl/classes.pas
index faa4769..f0a8150 100644
--- a/packages/rtl/classes.pas
+++ b/packages/rtl/classes.pas
@@ -183,6 +183,8 @@ type
   end;
 
   { TPersistent }
+  
+{$M+}
 
   TPersistent = class(TObject)
   private