diff --git a/rel/files/emqttd.config b/rel/files/emqttd.config
index ab252b9a0..73cd9c995 100644
--- a/rel/files/emqttd.config
+++ b/rel/files/emqttd.config
@@ -156,7 +156,7 @@
         {presence, [{qos, 0}]},
 
         %% Subscribe topics automatically when client connected
-        {autosub, [{"$Q/client/$c", 0}]}
+        %% {autosub, [{"$Q/client/$c", 0}]}
 
         %% Rewrite rules
         %% {rewrite, [{file, "etc/rewrite.config"}]}