diff --git a/homeassistant/helpers/entity_component.py b/homeassistant/helpers/entity_component.py
index f4ca2f1274f..1144ee112e7 100644
--- a/homeassistant/helpers/entity_component.py
+++ b/homeassistant/helpers/entity_component.py
@@ -339,8 +339,10 @@ class EntityPlatform(object):
     @asyncio.coroutine
     def _update_entity_states(self, now):
         """Update the states of all the polling entities.
+
         To protect from flooding the executor, we will update async entities
         in parallel and other entities sequential.
+
         This method must be run in the event loop.
         """
         if self._process_updates: