diff --git a/synapse/rest/client/v2_alpha/room_keys.py b/synapse/rest/client/v2_alpha/room_keys.py
index 8d006d819d..45b5817d8b 100644
--- a/synapse/rest/client/v2_alpha/room_keys.py
+++ b/synapse/rest/client/v2_alpha/room_keys.py
@@ -297,6 +297,7 @@ class RoomKeysNewVersionServlet(RestServlet):
     # we deliberately don't have a PUT /version, as these things really should
     # be immutable to avoid people footgunning
 
+
 class RoomKeysVersionServlet(RestServlet):
     PATTERNS = client_v2_patterns(
         "/room_keys/version(/(?P<version>[^/]+))?$"