diff --git a/apps/emqx_bridge_kafka/src/emqx_bridge_kafka_impl_producer.erl b/apps/emqx_bridge_kafka/src/emqx_bridge_kafka_impl_producer.erl
index c6e8af182..f08d3a829 100644
--- a/apps/emqx_bridge_kafka/src/emqx_bridge_kafka_impl_producer.erl
+++ b/apps/emqx_bridge_kafka/src/emqx_bridge_kafka_impl_producer.erl
@@ -44,7 +44,7 @@ query_mode(_) ->
 callback_mode() -> async_if_possible.
 
 %% @doc Config schema is defined in emqx_connector_kafka.
-on_start(<<"connector:", _/binary>> = InstId, Config) ->
+on_start(InstId, Config) ->
     #{
         authentication := Auth,
         bootstrap_hosts := Hosts0,
@@ -467,7 +467,7 @@ on_kafka_ack(_Partition, buffer_overflow_discarded, _Callback) ->
 %% `emqx_resource_buffer_worker', we must avoid returning `disconnected' here.  Otherwise,
 %% `emqx_resource_manager' will kill the wolff producers and messages might be lost.
 on_get_status(
-    <<"connector:", _/binary>> = _InstId,
+    _InstId,
     #{client_id := ClientId} = State
 ) ->
     case wolff_client_sup:find_client(ClientId) of
diff --git a/apps/emqx_connector/src/emqx_connector_resource.erl b/apps/emqx_connector/src/emqx_connector_resource.erl
index 527225e5a..1776dccd8 100644
--- a/apps/emqx_connector/src/emqx_connector_resource.erl
+++ b/apps/emqx_connector/src/emqx_connector_resource.erl
@@ -86,7 +86,7 @@ parse_connector_id(ConnectorId, Opts) ->
     case string:split(bin(ConnectorId), ":", all) of
         [Type, Name] ->
             {to_type_atom(Type), validate_name(Name, Opts)};
-        [<<"connector">>, Type, Name] ->
+        [_, Type, Name] ->
             {to_type_atom(Type), validate_name(Name, Opts)};
         _ ->
             invalid_data(