1 files changed, 9 insertions, 0 deletions
diff --git a/develop/usage/configuration/homeserver_sample_config.html b/develop/usage/configuration/homeserver_sample_config.html
index 314317a272..043d23b029 100644
--- a/develop/usage/configuration/homeserver_sample_config.html
+++ b/develop/usage/configuration/homeserver_sample_config.html
@@ -903,6 +903,15 @@ caches:
   #
   #expiry_time: 30m
 
+  # Controls how long the results of a /sync request are cached for after
+  # a successful response is returned. A higher duration can help clients with
+  # intermittent connections, at the cost of higher memory usage.
+  #
+  # By default, this is zero, which means that sync responses are not cached
+  # at all.
+  #
+  #sync_response_cache_duration: 2m
+
 
 ## Database ##