diff --git a/python/obitools3/dms/taxo/taxo.pyx b/python/obitools3/dms/taxo/taxo.pyx
index 9368094..535305c 100755
--- a/python/obitools3/dms/taxo/taxo.pyx
+++ b/python/obitools3/dms/taxo/taxo.pyx
@@ -93,6 +93,8 @@ cdef class Taxonomy(OBIWrapper) :
             raise RuntimeError("Error : Cannot read taxonomy %s" 
                                % tostr(name))
 
+        print("Taxonomy read", file=sys.stderr)
+
         taxo = OBIWrapper.new_wrapper(Taxonomy, pointer)
 
         dms.register(taxo)