diff --git a/synapse/handlers/groups_local.py b/synapse/handlers/groups_local.py
index 66da6edad1..cb7e7d49cb 100644
--- a/synapse/handlers/groups_local.py
+++ b/synapse/handlers/groups_local.py
@@ -20,7 +20,7 @@ from six import iteritems
 
 from twisted.internet import defer
 
-from synapse.api.errors import (HttpResponseException, SynapseError)
+from synapse.api.errors import HttpResponseException, SynapseError
 from synapse.types import get_domain_from_id
 
 logger = logging.getLogger(__name__)