diff --git a/Stream_support/include/CGAL/IO/GOCAD.h b/Stream_support/include/CGAL/IO/GOCAD.h
old mode 100644
new mode 100755
index bf5af235cb3..403bcf63df8
--- a/Stream_support/include/CGAL/IO/GOCAD.h
+++ b/Stream_support/include/CGAL/IO/GOCAD.h
@@ -156,6 +156,7 @@ bool read_GOCAD(std::istream& is,
     is.clear(std::ios::goodbit);
   return end_read && nb_gocad == nb_end && !is.bad();
 }
+/// \endcond
 
 /*!
  * \ingroup PkgStreamSupportIoFuncsGOCAD