diff --git a/datalad/local/wtf.py b/datalad/local/wtf.py
index d5717cfcf9..17e18b183d 100644
--- a/datalad/local/wtf.py
+++ b/datalad/local/wtf.py
@@ -346,6 +346,8 @@ def describe_keyring_backend(be):
     'configuration': None,
     'location': None,
     'extensions': _describe_extensions,
+    'metadata_extractors': lambda: _describe_metadata_elements('datalad.metadata.extractors'),
+    'metadata_indexers': lambda: _describe_metadata_elements('datalad.metadata.indexers'),
     'dependencies': _describe_dependencies,
     'dataset': None,
     'credentials': _describe_credentials,