1 files changed, 2 insertions, 1 deletions
diff --git a/synapse/storage/events_worker.py b/synapse/storage/events_worker.py
index f6a6e46b43..896225aab9 100644
--- a/synapse/storage/events_worker.py
+++ b/synapse/storage/events_worker.py
@@ -29,7 +29,8 @@ from synapse.api.errors import SynapseError
 from collections import namedtuple
 
 import logging
-import simplejson as json
+
+from canonicaljson import json
 
 # these are only included to make the type annotations work
 from synapse.events import EventBase    # noqa: F401