diff --git a/src/websitecategorization/client.py b/src/websitecategorization/client.py
index 11c172b..359025d 100644
--- a/src/websitecategorization/client.py
+++ b/src/websitecategorization/client.py
@@ -96,7 +96,7 @@ def list_categories(self, order: str or None = None, output_format: str or None
         _output_format = Client._validate_output_format(output_format) \
             if output_format is not None else None
 
-        return self._api_requester.get(
+        return self._api_requester.get_categories(
             self._build_categories_list_payload(
                 _order,
                 _output_format