1 files changed, 9 insertions, 0 deletions
diff --git a/docs/sample_config.yaml b/docs/sample_config.yaml
index 1a217f35db..a2efc14100 100644
--- a/docs/sample_config.yaml
+++ b/docs/sample_config.yaml
@@ -711,6 +711,15 @@ 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 ##