diff --git a/pycen/zh.py b/pycen/zh.py
index 8741dc4..650ae91 100644
--- a/pycen/zh.py
+++ b/pycen/zh.py
@@ -14,9 +14,9 @@ import pandas as pd
 # from sqlalchemy.sql.expression import column
 # from sqlalchemy import create_engine
 from geoalchemy2 import Geometry
-from .pers.pers import _get_table
+# from .pers.pers import _get_table
 from .sites.sites import _get_typ_milieux
-from .tools import _get_relation_autor2
+from .tools import _get_relation_autor2, _get_table
 
 
 #####################################