1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/push/httppusher.py b/synapse/push/httppusher.py
index eb6de8ba72..026134ae26 100644
--- a/synapse/push/httppusher.py
+++ b/synapse/push/httppusher.py
@@ -290,7 +290,7 @@ class HttpPusher(Pusher):
         if rejected is False:
             return False
 
-        if isinstance(rejected, list) or isinstance(rejected, tuple):
+        if isinstance(rejected, (list, tuple)):
             for pk in rejected:
                 if pk != self.pushkey:
                     # for sanity, we only remove the pushkey if it