diff --git a/pybis/src/python/pybis/entity_type.py b/pybis/src/python/pybis/entity_type.py
index be8133fb46f0e46fed46aab45eed189533c27622..70e35ee7c4d31a27763600c7e7e5591682f38db3 100644
--- a/pybis/src/python/pybis/entity_type.py
+++ b/pybis/src/python/pybis/entity_type.py
@@ -76,6 +76,7 @@ class EntityType:
             openbis_obj = self.openbis,
             entity = 'propertyType',
             single_item_method = self.openbis.get_property_type,
+            identifier_name = 'propertyType',
             df = df,
             start_with = 1,
             count = len(pas),