diff --git a/docs/source/config_manager.rst b/docs/source/config_manager.rst
index 66d48f21..e08f4e93 100644
--- a/docs/source/config_manager.rst
+++ b/docs/source/config_manager.rst
@@ -20,7 +20,7 @@ Config Manager
    :members:
 
 ``Authenticated Datafile Polling Config Manager``
---------------------------
+-------------------------------------------------
 
 .. autoclass:: optimizely.config_manager.AuthDatafilePollingConfigManager
-   :members:
\ No newline at end of file
+   :members: