1 files changed, 1 insertions, 0 deletions
diff --git a/synapse/app/federation_reader.py b/synapse/app/federation_reader.py
index 7355499ae2..1f5ae1937e 100644
--- a/synapse/app/federation_reader.py
+++ b/synapse/app/federation_reader.py
@@ -182,6 +182,7 @@ def start(config_options):
             reactor.run()
 
     def start():
+        ss.get_state_handler().start_caching()
         ss.get_datastore().start_profiling()
         ss.replicate()