diff --git a/synapse/storage/registration.py b/synapse/storage/registration.py
index ab4385602..f85cbb0d9 100644
--- a/synapse/storage/registration.py
+++ b/synapse/storage/registration.py
@@ -210,4 +210,4 @@ class RegistrationStore(SQLBaseStore):
         )
         if ret:
             defer.returnValue(ret['user'])
-        defer.returnValue(None)
\ No newline at end of file
+        defer.returnValue(None)