diff --git a/process_bigraph/composite.py b/process_bigraph/composite.py
index 0c7919f..1ed2c23 100644
--- a/process_bigraph/composite.py
+++ b/process_bigraph/composite.py
@@ -610,6 +610,10 @@ def save(self,
              schema=False,
              state=False):
 
+        # TODO: add in dependent packages and version
+        #   maybe packagename.typename?
+        # TODO: add in dependent types
+
         document = {}
 
         if not schema and not state: