1 files changed, 2 insertions, 0 deletions
diff --git a/synapse/handlers/register.py b/synapse/handlers/register.py
index b20a5d8605..49b085269b 100644
--- a/synapse/handlers/register.py
+++ b/synapse/handlers/register.py
@@ -694,6 +694,8 @@ class RegistrationHandler(BaseHandler):
             access_token: The access token of the newly logged in device, or
                 None if `inhibit_login` enabled.
         """
+        # TODO: 3pid registration can actually happen on the workers. Consider
+        # refactoring it.
         if self.hs.config.worker_app:
             await self._post_registration_client(
                 user_id=user_id, auth_result=auth_result, access_token=access_token