diff --git a/src/hdf5_array.hpp b/src/hdf5_array.hpp
index 2dad3ad..abcdc79 100644
--- a/src/hdf5_array.hpp
+++ b/src/hdf5_array.hpp
@@ -209,10 +209,9 @@ namespace CosmoTool {
 #define CTOOL_HDF5_NAME(STRUCT) BOOST_PP_CAT(hdf5_,STRUCT)
 #define CTOOL_HDF5_INSERT_ELEMENT(r, STRUCT, element) \
      { \
-       CosmoTool::get_hdf5_data_type<BOOST_PP_TUPLE_ELEM(2, 0, element)> t; \
+       ::CosmoTool::get_hdf5_data_type<BOOST_PP_TUPLE_ELEM(2, 0, element)> t; \
        position = HOFFSET(STRUCT, BOOST_PP_TUPLE_ELEM(2, 1, element)); \
        const char *field_name = BOOST_PP_STRINGIZE(BOOST_PP_TUPLE_ELEM(2, 1, element)); \
-       std::cout << "Field " << field_name << " offset = " << position << endl; \
        type.insertMember(field_name,  position, t.type()); \
      }