diff --git a/planetmint/backend/localmongodb/__init__.py b/planetmint/backend/localmongodb/__init__.py
index a86527a..48719c7 100644
--- a/planetmint/backend/localmongodb/__init__.py
+++ b/planetmint/backend/localmongodb/__init__.py
@@ -22,7 +22,7 @@ generic backend interfaces to the implementations in this module.
 """
 
 # Register the single dispatched modules on import.
-from planetmint.backend.localmongodb import schema, query # noqa
+from planetmint.backend.localmongodb import schema, query, convert # noqa
 
 # MongoDBConnection should always be accessed via
 # ``planetmint.backend.connect()``.