diff --git a/apps/emqx/src/emqx_listeners.erl b/apps/emqx/src/emqx_listeners.erl
index 411caeea9..3c132f335 100644
--- a/apps/emqx/src/emqx_listeners.erl
+++ b/apps/emqx/src/emqx_listeners.erl
@@ -183,8 +183,10 @@ do_start_listener(quic, ListenerName, #{bind := ListenOn} = Opts) ->
                          , {key, maps:get(keyfile, Opts)}
                          , {alpn, ["mqtt"]}
                          , {conn_acceptors, maps:get(acceptors, Opts, DefAcceptors)}
-                         , {idle_timeout_ms, emqx_config:get_zone_conf(zone(Opts),
-                                                [mqtt, idle_timeout])}
+                         , {idle_timeout_ms, lists:max([
+                                                emqx_config:get_zone_conf(zone(Opts), [mqtt, idle_timeout]) * 3
+                                              , timer:seconds(maps:get(idle_timeout, Opts))]
+                                              )}
                          ],
             ConnectionOpts = #{ conn_callback => emqx_quic_connection
                               , peer_unidi_stream_count => 1