diff --git a/synapse/handlers/appservice.py b/synapse/handlers/appservice.py
index 72c36615d..a2715e5cf 100644
--- a/synapse/handlers/appservice.py
+++ b/synapse/handlers/appservice.py
@@ -34,6 +34,7 @@ def log_failure(failure):
         )
     )
 
+
 def _is_valid_3pentity_result(r, field):
     if not isinstance(r, dict):
         return False
@@ -55,6 +56,7 @@ def _is_valid_3pentity_result(r, field):
 
     return True
 
+
 class ApplicationServicesHandler(object):
 
     def __init__(self, hs):