1 files changed, 3 insertions, 2 deletions
diff --git a/synapse/notifier.py b/synapse/notifier.py
index 5b02c71d1e..f38c410e33 100644
--- a/synapse/notifier.py
+++ b/synapse/notifier.py
@@ -167,7 +167,8 @@ class Notifier(object):
                 )
 
         def eb(failure):
-            logger.error("Failed to notify listener",
+            logger.error(
+                "Failed to notify listener",
                 exc_info=(
                     failure.type,
                     failure.value,
@@ -207,7 +208,7 @@ class Notifier(object):
         )
 
         if timeout:
-            reactor.callLater(timeout/1000, self._timeout_listener, listener)
+            reactor.callLater(timeout/1000.0, self._timeout_listener, listener)
 
             self._register_with_keys(listener)