diff --git a/conf/defaults.ini b/conf/defaults.ini
index 889677b651a..854d348e8c9 100644
--- a/conf/defaults.ini
+++ b/conf/defaults.ini
@@ -1902,9 +1902,9 @@ update_strategy = minor
 # tuning. 0 disables Live, -1 means unlimited connections.
 max_connections = 100
 
-# message_size_limit is the maximum size in bytes of Websocket messages from clients. Defaults to 64KB.
+# message_size_limit is the maximum size in bytes of Websocket messages from clients. Defaults to 8MB.
 # The limit can be disabled by setting it to -1.
-message_size_limit = 65536
+message_size_limit = 8388608
 
 # allowed_origins is a comma-separated list of origins that can establish connection with Grafana Live.
 # If not set then origin will be matched over root_url. Supports wildcard symbol "*".