diff --git a/apps/emqx/src/emqx_channel.erl b/apps/emqx/src/emqx_channel.erl
index 553b038f6..e25a9c8d6 100644
--- a/apps/emqx/src/emqx_channel.erl
+++ b/apps/emqx/src/emqx_channel.erl
@@ -99,7 +99,7 @@
 
 -type(channel() :: #channel{}).
 
--type(opts() :: #{zone := atom(), listener := atom(), atom() => term()}).
+-type(opts() :: #{zone := atom(), listener := {Type::atom(), Name::atom()}, atom() => term()}).
 
 -type(conn_state() :: idle | connecting | connected | reauthenticating | disconnected).