diff --git a/synapse/rest/appservice/v1/__init__.py b/synapse/rest/appservice/v1/__init__.py
index a7877609ad..a9d6d72566 100644
--- a/synapse/rest/appservice/v1/__init__.py
+++ b/synapse/rest/appservice/v1/__init__.py
@@ -27,3 +27,4 @@ class AppServiceRestResource(JsonResource):
     @staticmethod
     def register_servlets(appservice_resource, hs):
         register.register_servlets(hs, appservice_resource)
+