diff --git a/mg/mg3300.cpp b/mg/mg3300.cpp
index 5dcbf1a23..275564524 100755
--- a/mg/mg3300.cpp
+++ b/mg/mg3300.cpp
@@ -171,8 +171,8 @@ bool TForm_schedemag::ragg_exprs(int livart,int livgiac)
   // ***********
   int tolivart,tolivgiac;
 
-  tolivart =livart  ? livart  :_artlev->last_level() ;
-  tolivgiac=livgiac ? livgiac :_giaclev->last_level();
+  tolivart =livart  ? livart  : (_artlev->enabled() ? _artlev->last_level() : 25) ;
+  tolivgiac=livgiac ? livgiac : (_giaclev->enabled() ? _giaclev->last_level() : 15);
   // sezioni livello codice 
   piece="CODART";
   piece << "[1," << _artlev->packed_lenght(tolivart) <<']';