diff --git a/helper/ccnb-parser/syntax-tree/ccnb-parser-dtag.h b/helper/ccnb-parser/syntax-tree/ccnb-parser-dtag.h
index 65a84f5..1ff75e3 100644
--- a/helper/ccnb-parser/syntax-tree/ccnb-parser-dtag.h
+++ b/helper/ccnb-parser/syntax-tree/ccnb-parser-dtag.h
@@ -50,10 +50,10 @@
    */
   Dtag (Buffer::Iterator &start, uint32_t dtag);
 
-  virtual void accept( Visitor &v )                           { v.visit( *this ); }
-  virtual void accept( GJVoidVisitor &v, boost::any param )   { v.visit( *this, param ); }
-  virtual boost::any accept( GJNoArguVisitor &v )             { return v.visit( *this ); }
-  virtual boost::any accept( GJVisitor &v, boost::any param ) { return v.visit( *this, param ); }
+  virtual void accept( VoidNoArguVisitor &v )               { v.visit( *this ); }
+  virtual void accept( VoidVisitor &v, boost::any param )   { v.visit( *this, param ); }
+  virtual boost::any accept( NoArguVisitor &v )             { return v.visit( *this ); }
+  virtual boost::any accept( Visitor &v, boost::any param ) { return v.visit( *this, param ); }
 
   uint32_t m_dtag; ///< \brief Dictionary code for DTAG
 };