diff --git a/update_testrail_xml/client.py b/update_testrail_xml/client.py
index 499b1b9..94bc5f6 100644
--- a/update_testrail_xml/client.py
+++ b/update_testrail_xml/client.py
@@ -48,6 +48,10 @@
             items = self._list(name)
             if 'error' in items:
                 raise Exception(items)
+            if name == 'project':
+                items = items['projects']
+            if name == 'case':
+                items = items['cases']
             items = ItemSet(self._to_object(x) for x in items)
             items._item_class = self._item_class
             return items