diff --git a/addons/anonymization/anonymization.py b/addons/anonymization/anonymization.py
index c7f9ab016c4..d21b57a901e 100644
--- a/addons/anonymization/anonymization.py
+++ b/addons/anonymization/anonymization.py
@@ -551,7 +551,7 @@ class ir_model_fields_anonymize_wizard(osv.osv_memory):
                 if custom_updates:
                     custom_updates.sort(itemgetter('sequence'))
                     queries = [(record['query'], record['query_type']) for record in custom_updates if record['query_type']]
-                else:
+                elif table_name:
                     queries = [("update %(table)s set %(field)s = %%(value)s where id = %%(id)s" % {
                         'table': table_name,
                         'field': line['field_id'],