2 files changed, 4 insertions, 2 deletions
diff --git a/synapse/api/auth.py b/synapse/api/auth.py
index b052cf532b..06fa38366d 100644
--- a/synapse/api/auth.py
+++ b/synapse/api/auth.py
@@ -15,6 +15,8 @@
 
 import logging
 
+from six import itervalues
+
 import pymacaroons
 from twisted.internet import defer
 
@@ -66,7 +68,7 @@ class Auth(object):
         )
         auth_events = yield self.store.get_events(auth_events_ids)
         auth_events = {
-            (e.type, e.state_key): e for e in auth_events.values()
+            (e.type, e.state_key): e for e in itervalues(auth_events)
         }
         self.check(event, auth_events=auth_events, do_sig_check=do_sig_check)
 
diff --git a/synapse/api/filtering.py b/synapse/api/filtering.py
index fd58961862..1278f8c07c 100644
--- a/synapse/api/filtering.py
+++ b/synapse/api/filtering.py
@@ -417,7 +417,7 @@ class Filter(object):
         return room_ids
 
     def filter(self, events):
-        return filter(self.check, events)
+        return list(filter(self.check, events))
 
     def limit(self):
         return self.filter_json.get("limit", 10)