diff --git a/include/strings.h b/include/strings.h
index e29523868..4a0aa9a0a 100755
--- a/include/strings.h
+++ b/include/strings.h
@@ -437,8 +437,6 @@ class TToken_string : public TString
 
   // @access Protected Member
 protected:
-  // @cmember Crea un duplicato della token string
-  virtual TObject* dup() const;
   // @cmember Inserisce l'n-esima stringa 
   bool set_item(const char* v, int n);
   
@@ -453,6 +451,8 @@ public:
   // @cmember Distruttore
   ~TToken_string();
 
+  // @cmember Crea un duplicato della token string
+  virtual TObject* dup() const;
   // @cmember Setta il carattere separatore a s
   void separator(char s);