diff --git a/src/nested_pandas/nestedframe/io.py b/src/nested_pandas/nestedframe/io.py
index 40e1405..e0f773f 100644
--- a/src/nested_pandas/nestedframe/io.py
+++ b/src/nested_pandas/nestedframe/io.py
@@ -26,6 +26,7 @@ def read_parquet(
     Docstring based on the Pandas equivalent.
 
     #TODO after MVP: Include full kwarg-set
+    #TODO: Switch dtype backend default?
 
     Parameters
     ----------